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DIN standard transformer porcelain bushing (12~36kV/250~630A Draw-lead type bushing DIN42531)

The HV series with the widest range of available designs and customizations. This bushing type is widely used for insulating power transformers on the low-voltage side in both indoor and outdoor applications.<br> The HV series are solid porcelain liquid filled (hollow core oil communicating) designed in accordance with the standards EN 50180 and EN 50243 (formerly DIN 42531-2-3-4 & 42541).<br> Transformer oil fills the space between the conductor (a rigid cylindrical copper stem) and the porcelain, increasing the electrical insulation and dissipating the thermal energy generated by the high current.<br> Featuring an extensive range of available customizations, the HV bushing can be manufactured according to almost any kind of customer requirement (i.e. rod extension, special connectors, special finish surface, etc.)<br> Designed for both indoor and outdoor applications, the HV bushing series can even operate under extreme environmental conditions (i.e. very polluted areas, very cold/hot ambient temperatures, very corrosive/aggressive environments, etc.).


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DIN standard transformer porcelain bushing outline dimensions (12~36kV/250~630A Draw-lead type bushing )

 

Sequence Number Code Model Dimensions Opening Arcing distance Creep distance Shield Weight
(kg)
H h2 h3 Md d1 d2 d3 d4 E C d0 h1
1 AM.DDA.002 DIN-12/250 367 250 65 M12×1.75 140 12 74 51 146 70 78 174 300 2 single umbrella 5
2 AM.DDD.002 DIN-12/630 400 246 65 M20×2.5 150 20 88 60 174 70 92 174 310 2 single umbrella 7.1
3 AM.DFA.002 DIN-24/250 457 340 80 M12×1.75 145 12 74 51 146 100 78 249 440 3 single umbrella 6.8
4 AM.DFD.002 DIN-24/630 490 336 80 M20×2.5 160 20 88 60 174 100 92 249 460 3 single umbrella 9.3
5 AM.DGA.002 DIN-36/250 557 440 80 M12×1.75 155 12 74 51 146 200 78 349 610 4 single umbrella 7.8
6 AM.DGD.002 DIN-36/630 615 461 100 M20×2.5 180 20 88 60 174 200 92 354 670 4 single umbrella 12

 

Note: Other specifications can be customized according to customer needs.

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