Product Description
76 MVA Step Down 115 KV to 35 KV Three Phase Substation Transformer with OLTC
Cooling Type:
ONAN
Frequency:
60 Hz
Product Overview
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.
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Technical Specs
Diagram of Transformer
MVA Rating
76 MVA
Type
Substation Transformer
No. of Phases
3
Frequency
60 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
can be installed in residential areas without fencing
grounded metal box
protected against tampering
protected against weather
made of premium materials
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. MPS 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.
General Characteristics
MVA Rating
Up to 200 MVA
Tap-Changer
Off-load or On-load tap changer
Rated Voltage
Up to 138 kV
Vector Groups
Y-Y, Δ-Y, Y-Δ
Type of Cooling
ONAN, ONAF
Dielectric Liquid
Mineral oil, Silicon oil, Biodegradable Oil
Manufacturing Standards
IEEE/ANSI, CSA
Rated Frequency
60 Hz
Applications
Our Substation Transformers
Schools
Hospitals
Water Treatment
Food and Beverage
Solar
Cryptocurrency
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