76 MVA Step Down 115 KV to 35 KV Three Phase Substation Transformer with OLTC

This 76 MVA substation transformer steps 115 kV down to 35 KV; the primary voltage is 115 KV, and the secondary voltage is 35 KV. The transformer is equipped with an on-load tap changer (OLTC) with a tapping range of ±8*1.25% on the primary side.

Product Technical Specs

MVA Rating

76 MVA
Type

Substation Transformer

No. of Phases

3
Frequency

60/50 Hz

Primary Voltage

115 KV

Primary BIL

480 KV

Secondary Voltage

35 KV

Secondary BIL

200 KV

Winding Configuration

Wye – Delta

Vector Group

YNd11

Tapping Range

±8 x 1.25%

Winding Material

Copper

Core Material

Grain Oriented Silicon Steel Sheet

Impedance

12 %

Cooling Type

ONAN

Oil Temperature Rise

55 oC

Winding Temperature Rise

65 oC

Fluid Type

Non-PCB Mineral Oil

Tap Changer

OLTC

 

The Smart Choice

        MPS substation transformers are designed with exceptional quality and attention to detail, meeting a wide range of specifications and applications. These substation transformers are designed to perform in the most rigorous industries and last for decades. Transformers can be filled with FR3 fluid for added fire safety and prolonged life or with standard mineral oil for typical applications. NPC Electric substation transformers meet a wide range of commercial, industrial, and utility requirements for both indoor and outdoor installations.

        Our portfolio enables utilities, businesses, and infrastructure industries to get the most out of their transformer investments by maintaining a high level of reliability and optimal performance while minimizing life-cycle expenditures and environmental impacts.

       Our transformer manufacturing expertise demonstrates high-quality standards for a wide range of applications. For more information or advice on your substation transformer project, please get in touch with us.

 

Diagram Of Transformer

 

 

  • Cooling Type
    ONAN
  • Frequency
    60/50 Hz
  • Fluid Type
    Non-PCB Mineral Oil / FR3 Biodegradable
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