{"title":"Three-Phase Pole-Mounted Transformers","description":"\u003ch2\u003eThree-Phase Pole-Mounted Transformers\u003c\/h2\u003e\n\u003cp\u003eThis collection covers HEAKOR three-phase pole-mounted transformer pages for overhead power distribution applications. Current product pages are organized by 30, 50, 75, 100, 150, 200, 250, 315, 400, and 500 kVA ratings.\u003c\/p\u003e\n\u003cp\u003eA rating page does not replace a technical specification. Primary and secondary voltage, frequency, vector group, impedance, insulation level, taps, terminals, protection, accessories, mounting arrangement, and applicable requirements must be confirmed for the project.\u003c\/p\u003e\n\u003ch2\u003eRFQ Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eRated power and load profile\u003c\/li\u003e\n\u003cli\u003ePrimary and secondary voltage\u003c\/li\u003e\n\u003cli\u003eFrequency, vector group, and neutral requirements\u003c\/li\u003e\n\u003cli\u003ePercentage impedance and BIL\u003c\/li\u003e\n\u003cli\u003eTap range and operating method\u003c\/li\u003e\n\u003cli\u003eBushing, arrester, fuse, and protection requirements\u003c\/li\u003e\n\u003cli\u003eMounting, dimensional, weight, and site restrictions\u003c\/li\u003e\n\u003cli\u003eApplicable standard, tests, quantity, and destination\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eUse the \u003ca href=\"\/fr\/blogs\/news\/transformer-rfq-checklist\"\u003etransformer RFQ checklist\u003c\/a\u003e to prepare the information needed for technical and commercial review.\u003c\/p\u003e\n\u003ch2\u003ePrepare Your Project Enquiry\u003c\/h2\u003e\n\u003cp\u003eFor a replacement project, identify the existing connections, mounting constraints and available nameplate information. State whether the request concerns a single three-phase unit or another installation arrangement so the proposed equipment can be reviewed against the intended supply scope.\u003c\/p\u003e\n\u003cp\u003eFor three-phase pole-mounted transformer enquiries, \u003ca href=\"\/fr\/pages\/contact\"\u003esend your project requirements\u003c\/a\u003e with company name, quantity, destination and required delivery schedule. Mention available drawings so we can arrange how to receive them. Final specifications, documentation, price and delivery terms require confirmation in the agreed quotation.\u003c\/p\u003e","products":[{"product_id":"30-kva-three-phase-pole-mounted-transformer","title":"30 kVA Three-Phase Pole-Mounted Transformer","description":"\u003cp\u003eThe HEAKOR 30 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for outdoor overhead distribution enquiries. This page identifies the 30 kVA, three-phase product and the information needed to review a proposed configuration. Final suitability depends on the project load, electrical system, utility requirements and installation conditions.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eRequest a 30 kVA three-phase transformer quotation\u003c\/a\u003e with your voltages, quantity and destination.\u003c\/p\u003e\n\u003ch2\u003e30 kVA Three-Phase Pole-Mounted Transformer: Specification Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed configuration:\u003c\/strong\u003e 30 kVA, three-phase, oil-immersed, pole-mounted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group and neutral requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign requirements:\u003c\/strong\u003e insulation level or BIL, tap range, impedance and specified losses or efficiency limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e support and mounting arrangement, site conditions, ambient temperature and altitude.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply scope:\u003c\/strong\u003e bushings, terminals, protection devices, accessories, required tests and documents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe checklist identifies requirements to confirm; it does not establish fixed values or included options. Specify the applicable standard, edition and utility requirements for the destination. Any certification or approval must be checked for the exact proposed design.\u003c\/p\u003e\n\u003ch2\u003eDefining the 30 kVA three-phase supply scope\u003c\/h2\u003e\n\u003cp\u003eFor a 30 kVA three-phase enquiry, state the required equipment arrangement and include the project single-line diagram where available. Identify winding connections, neutral requirements and installation interfaces. This makes the enquiry easier to compare with the intended distribution design.\u003c\/p\u003e\n\u003ch2\u003eBuyer Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat if the vector group is not yet specified?\u003c\/h3\u003e\n\u003cp\u003eMark the vector group as TBC and identify who will approve the system connections. Provide the utility or project specification and any existing equipment details. Do not select a connection arrangement solely from a product photograph or capacity label.\u003c\/p\u003e\n\u003ch3\u003eHow are price and delivery confirmed?\u003c\/h3\u003e\n\u003cp\u003eSend your company name, project stage, quantity, destination and requested delivery date with the technical requirements. Mention available specifications, drawings or nameplate records so HEAKOR can arrange how to receive them. Final configuration, documents, tests, price and delivery require confirmation in the agreed quotation.\u003c\/p\u003e\n\u003ch2\u003eDiscuss Your 30 kVA Project with HEAKOR\u003c\/h2\u003e\n\u003cp\u003eUse the enquiry form to share the requirements you have and mark open values as TBC. Identify any mandatory documents or approval steps before requesting a firm offer.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eSubmit Your Project Requirements\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, browse \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698298175659,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-30-kva-three-bushings.png?v=1787737283"},{"product_id":"50-kva-three-phase-pole-mounted-transformer","title":"50 kVA Three-Phase Pole-Mounted Transformer","description":"\u003cp\u003eThe HEAKOR 50 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for outdoor overhead distribution enquiries. This page identifies the 50 kVA, three-phase product and the information needed to review a proposed configuration. Final suitability depends on the project load, electrical system, utility requirements and installation conditions.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eRequest a 50 kVA three-phase transformer quotation\u003c\/a\u003e with your voltages, quantity and destination.\u003c\/p\u003e\n\u003ch2\u003e50 kVA Three-Phase Pole-Mounted Transformer: Specification Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed configuration:\u003c\/strong\u003e 50 kVA, three-phase, oil-immersed, pole-mounted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group and neutral requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign requirements:\u003c\/strong\u003e insulation level or BIL, tap range, impedance and specified losses or efficiency limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e support and mounting arrangement, site conditions, ambient temperature and altitude.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply scope:\u003c\/strong\u003e bushings, terminals, protection devices, accessories, required tests and documents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe checklist identifies requirements to confirm; it does not establish fixed values or included options. Specify the applicable standard, edition and utility requirements for the destination. Any certification or approval must be checked for the exact proposed design.\u003c\/p\u003e\n\u003ch2\u003eSeparating 50 kVA single-phase and three-phase enquiries\u003c\/h2\u003e\n\u003cp\u003eFor this listing, specify 50 kVA three-phase in your RFQ. A single-phase unit at the same capacity is a different enquiry. Provide the required voltage ratio, frequency, vector group and neutral arrangement so the proposed configuration can be reviewed without ambiguity.\u003c\/p\u003e\n\u003ch2\u003eBuyer Questions\u003c\/h2\u003e\n\u003ch3\u003eWhat information is needed for a replacement?\u003c\/h3\u003e\n\u003cp\u003eMention the existing nameplate, connection diagram, impedance requirement and installation drawing. Identify changes to the load, protection or support arrangement. Equal kVA ratings alone do not establish that two transformers are interchangeable.\u003c\/p\u003e\n\u003ch3\u003eHow are price and delivery confirmed?\u003c\/h3\u003e\n\u003cp\u003eSend your company name, project stage, quantity, destination and requested delivery date with the technical requirements. Mention available specifications, drawings or nameplate records so HEAKOR can arrange how to receive them. Final configuration, documents, tests, price and delivery require confirmation in the agreed quotation.\u003c\/p\u003e\n\u003ch2\u003eDiscuss Your 50 kVA Project with HEAKOR\u003c\/h2\u003e\n\u003cp\u003eUse the enquiry form to share the requirements you have and mark open values as TBC. Identify any mandatory documents or approval steps before requesting a firm offer.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eSubmit Your Project Requirements\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, browse \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698298568875,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-50-kva-three-bushings.png?v=1787737355"},{"product_id":"75-kva-three-phase-pole-mounted-transformer","title":"75 kVA Three-Phase Pole-Mounted Transformer","description":"\u003cp\u003eThe HEAKOR 75 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for outdoor overhead distribution enquiries. This page identifies the 75 kVA, three-phase product and the information needed to review a proposed configuration. Final suitability depends on the project load, electrical system, utility requirements and installation conditions.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eRequest a 75 kVA three-phase transformer quotation\u003c\/a\u003e with your voltages, quantity and destination.\u003c\/p\u003e\n\u003ch2\u003e75 kVA Three-Phase Pole-Mounted Transformer: Specification Checklist\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eListed configuration:\u003c\/strong\u003e 75 kVA, three-phase, oil-immersed, pole-mounted.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group and neutral requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign requirements:\u003c\/strong\u003e insulation level or BIL, tap range, impedance and specified losses or efficiency limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation:\u003c\/strong\u003e support and mounting arrangement, site conditions, ambient temperature and altitude.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply scope:\u003c\/strong\u003e bushings, terminals, protection devices, accessories, required tests and documents.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe checklist identifies requirements to confirm; it does not establish fixed values or included options. Specify the applicable standard, edition and utility requirements for the destination. Any certification or approval must be checked for the exact proposed design.\u003c\/p\u003e\n\u003ch2\u003ePlanning a 75 kVA three-phase purchase\u003c\/h2\u003e\n\u003cp\u003eFor a 75 kVA three-phase requirement, explain whether the project is at budget, tender or purchase stage. Include the load information, required connections and any installation restrictions. Identify mandatory utility requirements early so technical deviations can be resolved before order confirmation.\u003c\/p\u003e\n\u003ch2\u003eBuyer Questions\u003c\/h2\u003e\n\u003ch3\u003eHow should installation details be communicated?\u003c\/h3\u003e\n\u003cp\u003eProvide the proposed support arrangement, mounting dimensions, terminal clearances and access constraints. Request the proposed equipment weight and outline drawing for project review. Installation suitability must be confirmed for the actual equipment and site.\u003c\/p\u003e\n\u003ch3\u003eHow are price and delivery confirmed?\u003c\/h3\u003e\n\u003cp\u003eSend your company name, project stage, quantity, destination and requested delivery date with the technical requirements. Mention available specifications, drawings or nameplate records so HEAKOR can arrange how to receive them. Final configuration, documents, tests, price and delivery require confirmation in the agreed quotation.\u003c\/p\u003e\n\u003ch2\u003eDiscuss Your 75 kVA Project with HEAKOR\u003c\/h2\u003e\n\u003cp\u003eUse the enquiry form to share the requirements you have and mark open values as TBC. Identify any mandatory documents or approval steps before requesting a firm offer.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eSubmit Your Project Requirements\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, browse \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698298798251,"sku":"HEAKOR-PM-3P-075","price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/75-kva-three-phase-pole-mounted-transformer-product.png?v=1790393108"},{"product_id":"100-kva-three-phase-pole-mounted-transformer","title":"100 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 100 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. This product page is an enquiry starting point for a 100 kVA, three-phase overhead distribution requirement. Confirm the proposed model using its technical documents; the product image alone cannot establish capacity, voltage or the final connection arrangement.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 100 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eWhat should I confirm for a 100 kVA transformer enquiry?\u003c\/h2\u003e\n\u003cp\u003eFor a 100 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eCan the product image confirm the exact model?\u003c\/h3\u003e\n\u003cp\u003eNo. Use the confirmed datasheet, nameplate details and drawings to identify the supplied configuration. Request the actual model documents and an appropriate product image before relying on visible features for selection.\u003c\/p\u003e\n\u003ch3\u003eCan I replace an existing 100 kVA unit directly?\u003c\/h3\u003e\n\u003cp\u003eA matching kVA rating is only one check. Compare voltages, frequency, winding connections, neutral arrangement, impedance and insulation requirements. Submit the existing mounting and terminal details together with any planned load changes.\u003c\/p\u003e\n\u003ch3\u003eWhat can I send if the specification is incomplete?\u003c\/h3\u003e\n\u003cp\u003eStart with the required capacity, both voltages, frequency, project location and intended use. Mention the nameplate, drawings or utility requirements you have available. Mark missing details as TBC so they can be resolved before the offer is finalized.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 100 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 100 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698299814059,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-75-kva-three-bushings.png?v=1787737397"},{"product_id":"150-kva-three-phase-pole-mounted-transformer","title":"150 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 150 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. When preparing a 150 kVA enquiry, specify the connection requirements and the equipment included in supply. A clear list of terminals, protection, accessories and documents helps avoid differences between the quotation and the installation requirement.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 150 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eWhat should a 150 kVA transformer quotation include?\u003c\/h2\u003e\n\u003cp\u003eFor a 150 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eAre protection devices and accessories included automatically?\u003c\/h3\u003e\n\u003cp\u003eDo not assume that every required item is included. List the protection, monitoring, terminals and other accessories required by the project. Ask the quotation to identify included items, exclusions and responsibilities.\u003c\/p\u003e\n\u003ch3\u003eWhich drawings should I request before ordering?\u003c\/h3\u003e\n\u003cp\u003eIdentify the general arrangement, mounting dimensions and terminal details needed for approval. Include any required wiring or accessory documentation. The drawing scope and approval process should be agreed with the technical specification.\u003c\/p\u003e\n\u003ch3\u003eCan I order using only voltage and capacity?\u003c\/h3\u003e\n\u003cp\u003eThese are useful starting points, but frequency, phase connection, impedance, insulation requirements and installation details also need confirmation. Supply the utility specification or single-line diagram where available and identify unresolved requirements.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 150 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 150 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698300010667,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-150-kva-three-bushings.png?v=1787737484"},{"product_id":"200-kva-three-phase-pole-mounted-transformer","title":"200 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 200 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. For a project specifying 200 kVA, provide both the electrical ratings and the operating load information. The listed capacity does not establish suitability for a particular motor, process or combination of loads.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 200 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eWhat load information is needed for a 200 kVA enquiry?\u003c\/h2\u003e\n\u003cp\u003eFor a 200 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eIs the total connected load enough for selection?\u003c\/h3\u003e\n\u003cp\u003eProvide the connected loads and their expected operating pattern, including which loads run together. Identify motor-starting arrangements and any special equipment requirements. A capacity label alone is insufficient for engineering selection.\u003c\/p\u003e\n\u003ch3\u003eWhat if future equipment will be added?\u003c\/h3\u003e\n\u003cp\u003eDescribe the existing load and the planned additions separately, with their expected timing and operating conditions. Request review of the complete design requirement rather than assuming a fixed spare-capacity percentage is suitable.\u003c\/p\u003e\n\u003ch3\u003eWhich electrical details must be agreed?\u003c\/h3\u003e\n\u003cp\u003eConfirm primary and secondary voltages, frequency, winding connection, neutral requirements and impedance. Include insulation levels, taps and protection requirements from the project specification. Mark values still under review as TBC.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 200 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 200 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698300436651,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-200-kva-three-bushings.png?v=1787737529"},{"product_id":"250-kva-three-phase-pole-mounted-transformer","title":"250 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 250 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. Use this page to prepare an enquiry for a three-phase overhead distribution installation. Confirm the phase arrangement and installation type as well as the capacity, particularly when comparing products described only as a 250 kVA transformer.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 250 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eWhich 250 kVA transformer configuration does my project require?\u003c\/h2\u003e\n\u003cp\u003eFor a 250 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eIs a 250 kVA single-phase transformer interchangeable with this product?\u003c\/h3\u003e\n\u003cp\u003eNo. A matching capacity does not make single-phase and three-phase arrangements interchangeable. Identify the network phase, winding connections and load requirements in the specification, and submit the single-line diagram for review.\u003c\/p\u003e\n\u003ch3\u003eHow does this differ from a pad-mounted unit?\u003c\/h3\u003e\n\u003cp\u003eA pole-mounted design uses an elevated support arrangement; a pad-mounted design uses a ground-level installation with different site and connection interfaces. Choose the installation type from the network design rather than the capacity label.\u003c\/p\u003e\n\u003ch3\u003eWhat information helps compare 250 kVA offers?\u003c\/h3\u003e\n\u003cp\u003eCompare voltage, frequency, vector group, impedance, insulation levels, losses and the included accessories. Also identify the drawings, tests, packing and delivery terms included in each quotation so the scope is comparable.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 250 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 250 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698300993707,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-250-kva-three-bushings.png?v=1787737575"},{"product_id":"315-kva-three-phase-pole-mounted-transformer","title":"315 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 315 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. A 315 kVA requirement should be checked against the project's specified rating and network conditions. For a tender or replacement enquiry, identify which requirements are mandatory and which alternatives may be reviewed.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 315 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eHow do I specify a 315 kVA transformer for procurement?\u003c\/h2\u003e\n\u003cp\u003eFor a 315 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eCan another capacity be substituted for 315 kVA?\u003c\/h3\u003e\n\u003cp\u003eDo not substitute a nearby rating solely because it is available. The project engineer or utility must review the load, installation and specification requirements. If alternatives are permitted, request a separate proposal with its deviations clearly identified.\u003c\/p\u003e\n\u003ch3\u003eWhat is needed for a tender quotation?\u003c\/h3\u003e\n\u003cp\u003eProvide the specification revision, single-line diagram, schedule of required documents and any compliance-response format. State whether an offer must match every requirement or whether technically reviewed alternatives are acceptable.\u003c\/p\u003e\n\u003ch3\u003eWhat must match when replacing an existing unit?\u003c\/h3\u003e\n\u003cp\u003eCheck voltage ratio, frequency, vector group, neutral arrangement, impedance and insulation requirements. Provide terminal and mounting drawings as well as the nameplate. A matching 315 kVA label does not confirm physical or electrical compatibility.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 315 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 315 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698301780139,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-315-kva-three-bushings.png?v=1787737614"},{"product_id":"400-kva-three-phase-pole-mounted-transformer","title":"400 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 400 kVA three-phase pole-mounted transformer is listed as an oil-immersed design for overhead distribution projects. For a new installation or a capacity upgrade, submit the load requirements together with the support arrangement and site constraints. The proposed configuration needs electrical and installation review before an order is placed.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eSubmit your 400 kVA project requirements\u003c\/a\u003e for technical review and quotation.\u003c\/p\u003e\n\u003ch2\u003eWhat should I check before ordering 400 kVA equipment?\u003c\/h2\u003e\n\u003cp\u003eFor a 400 kVA three-phase pole-mounted transformer, confirm the following before finalizing the order:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical requirements:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group, neutral arrangement, impedance and insulation levels.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating conditions:\u003c\/strong\u003e load profile, ambient temperature, altitude, losses and temperature-rise requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation and supply:\u003c\/strong\u003e support and mounting details, terminals, taps, protection, accessories and required documents.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompliance:\u003c\/strong\u003e the required standard and edition, destination-country and utility requirements, certification scope and specified tests.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eBuyer questions and answers\u003c\/h2\u003e\n\u003ch3\u003eCan a 400 kVA unit replace a smaller transformer?\u003c\/h3\u003e\n\u003cp\u003eA higher kVA rating alone does not establish a suitable upgrade. Compare the voltage ratio, frequency, winding connections, impedance, protection and mounting arrangement. Describe the planned load increase and provide the existing nameplate and drawings.\u003c\/p\u003e\n\u003ch3\u003eWhat installation information is needed?\u003c\/h3\u003e\n\u003cp\u003eProvide the support layout, available space, terminal clearances and lifting access. Obtain the proposed equipment weight and mounting drawing for review by the project engineer. Do not assume an existing structure can support the replacement.\u003c\/p\u003e\n\u003ch3\u003eHow should I compare quotations?\u003c\/h3\u003e\n\u003cp\u003eAsk suppliers to identify the same ratings, accessories, tests, drawings and delivery scope. Record deviations from the specification and distinguish the requested delivery date from a confirmed commitment.\u003c\/p\u003e\n\u003ch3\u003eDoes the product name confirm certification or utility approval?\u003c\/h3\u003e\n\u003cp\u003eNo. Compliance and approval must be established for the exact proposed design and destination. Identify mandatory certificates, test documentation and utility requirements at the enquiry stage; none should be assumed from the capacity or product category.\u003c\/p\u003e\n\u003ch2\u003eRequest a 400 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eSend HEAKOR your company name, project stage, quantity, destination and requested delivery schedule with the technical requirements. Final configuration, documents, tests, price and delivery need written confirmation.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eRequest a 400 kVA transformer quotation\u003c\/strong\u003e\u003c\/a\u003e. For the family overview, see \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformers\u003c\/a\u003e.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698302501035,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-400-kva-three-bushings.png?v=1787737659"},{"product_id":"500-kva-three-phase-pole-mounted-transformer","title":"500 kVA Three-Phase Pole-Mounted Transformer | HEAKOR","description":"\u003cp\u003eThe HEAKOR 500 kVA three-phase pole-mounted transformer is listed for oil-immersed overhead distribution applications. The 500 kVA designation identifies the listed apparent-power rating; it does not by itself confirm the voltage combination, load suitability or installation arrangement for a project.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003eRequest a quotation for your 500 kVA project\u003c\/a\u003e with the primary and secondary voltages, frequency and installation location.\u003c\/p\u003e\n\u003ch2\u003eWhat must be confirmed for this 500 kVA transformer?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct identification:\u003c\/strong\u003e 500 kVA, three-phase, oil-immersed, pole-mounted transformer listing.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eElectrical system:\u003c\/strong\u003e primary and secondary voltages, frequency, vector group and neutral requirements.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDesign requirements:\u003c\/strong\u003e impedance, insulation level or BIL, tap range, losses and temperature-rise limits.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnections and protection:\u003c\/strong\u003e bushing arrangement, terminals, protection devices and required accessories.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation conditions:\u003c\/strong\u003e support arrangement, equipment weight, mounting dimensions, access, ambient temperature and altitude.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApproval scope:\u003c\/strong\u003e applicable standard and edition, utility specification, required tests and documentation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003e500 kVA three-phase pole-mounted transformer questions\u003c\/h2\u003e\n\u003ch3\u003eDoes 500 kVA mean that the transformer can supply 500 kW?\u003c\/h3\u003e\n\u003cp\u003eNot necessarily. kVA expresses apparent power, while kW expresses active power; the relationship depends on the load power factor. Provide the load profile and any motor-starting or other special load requirements for engineering review.\u003c\/p\u003e\n\u003ch3\u003eCan this transformer be installed on any existing pole?\u003c\/h3\u003e\n\u003cp\u003eNo. The proposed support structure, mounting details, equipment weight and site requirements must be checked for the installation. A 500 kVA three-phase pole-mounted transformer must not be selected on the assumption that an existing pole or support is adequate.\u003c\/p\u003e\n\u003ch3\u003eAre the primary and secondary voltages fixed?\u003c\/h3\u003e\n\u003cp\u003eThis listing does not confirm a fixed voltage combination. State both voltages, the system frequency, winding connection and neutral requirements in your enquiry. The proposed configuration must be confirmed in the technical specification.\u003c\/p\u003e\n\u003ch3\u003eCan it replace another 500 kVA transformer?\u003c\/h3\u003e\n\u003cp\u003eAn equal kVA rating alone is insufficient. Compare voltage ratio, frequency, vector group, impedance, insulation requirements, terminals and mounting details. Send the existing nameplate and drawings, and identify any changes to the load or site.\u003c\/p\u003e\n\u003ch3\u003eIs it approved for my utility or country?\u003c\/h3\u003e\n\u003cp\u003eApproval cannot be inferred from the product name. Provide the utility specification, required standards and certification requirements so compliance can be reviewed for the exact design. Any test reports and approval documents included in the order must be identified in writing.\u003c\/p\u003e\n\u003ch3\u003eHow do I obtain a price and delivery schedule?\u003c\/h3\u003e\n\u003cp\u003eProvide the electrical requirements, installation details, quantity, destination and requested delivery date. Include the project stage and required documents. HEAKOR will review the enquiry before confirming the supply scope, price and delivery.\u003c\/p\u003e\n\u003ch2\u003eRequest a 500 kVA three-phase pole-mounted transformer quotation\u003c\/h2\u003e\n\u003cp\u003eUse the contact form to send the core requirements and mention any available specification, nameplate or drawings. Mark undecided parameters as TBC so they can be identified during review.\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"\/fr\/pages\/contact\"\u003e\u003cstrong\u003eSubmit your 500 kVA transformer requirements\u003c\/strong\u003e\u003c\/a\u003e. See the \u003ca href=\"\/fr\/collections\/three-phase-pole-mounted-transformer\"\u003ethree-phase pole-mounted transformer category\u003c\/a\u003e for an overview.\u003c\/p\u003e","brand":"HEAKOR","offers":[{"title":"Default Title","offer_id":47698302992555,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/files\/three-phase-pole-transformer-500-kva-three-bushings.png?v=1787737695"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0724\/2488\/2347\/collections\/exec-2f0817ee-0f5d-4f34-b632-b3ffc4f1930c.png?v=1789194990","url":"https:\/\/heakortransformer.com\/fr\/collections\/three-phase-pole-mounted-transformer.oembed","provider":"Heakor transformer","version":"1.0","type":"link"}