35KV 100A Zig Zag Pad Mounted Grounding Transformer

  • 35KV 100A Zig Zag Pad Mounted Grounding Transformer
Key attributes
Brand Vziman
Model NO. 35KV 100A Zig Zag Pad Mounted Grounding Transformer
Rated voltage 35kV
Rated capacity 500kVA
Series S
Product descriptions from the supplier
Description

Product Description

Zig Zag Grounding Transformer 5000 KVA Pad Mounted Liquid Filled 35KV 100A Continuous Meets DOE 2016 CSA ANSI IEEE Standards

The zig-zag transformer is typically the least costly method that can be used as a high impedance ground system.WINLEY's zig zag grounding transformers are designed with exceptional quality and attention to detail, meeting a wide range of specifications and applications. These grounding transformers are designed to perform in the most rigorous industries and last for decades.

Zig Zag Grounding Transformer Factory product photos

Zig Zag Grounding Transformer Main data

Operation Zig Zag Grounding Transformer
Transformer Feed Type Radial Feed
Phase Three Phase
Capacity 500 KVA, 100A Continuous
Vector Group ZN
Primary Voltage 27600GrdY/15940
Primary Voltage Class 35 kV Class
Primary Phasor Grounded Wye
Primary BIL 150 KV
Frequency 60 Hz
Temperature Rise 65°C
Insulation Rating Class E Insulation - 120°C
Cooling Class KNAN; Self-Cooled
Efficiency Standard(s) Meets DOE 2016 Standards, Meets CSA Standards Meets ANSI/IEEE Standards
K-Factor Rating (Harmonic Mitigation) K-1 (Standard)
Winding Material Copper
Dimensions* 60''-W x 58''-D x 69''-H
Total Weight (Liquid Filled)* 4,711 Lbs
Efficiency % 99.10%
No Load Loss (in watts) +/- 700W
Full Load Loss (in watts) at 100% +/- 5,000W

Reasons for the Necessity of Grounding Transformers

  • They serve as a measuring point for monitoring faults.
  • They help reduce the intensity of transient over-voltages that may arise during a ground fault re-strike.
  • They may include a low-voltage auxiliary winding, allowing them to act as a local power supply for substations.
  • They facilitate the connection of phase-to-neutral loads when necessary.
  • By offering a low-impedance route to the ground, they assist in keeping the system neutral near ground potential.
  • They are employed in wind farms to protect against faults in ungrounded cables.
  • They can supply ground-fault current during line-to-ground faults.

Zig Zag Grounding Transformer Factory Tests

  • Winding Resistance Test
  • Insulation Resistance Test
  • Voltage Ratio Error Test
  • Short-circuit Impedance Test
  • No-load Loss (Wattage) Test
  • Load Loss (Wattage) Test
  • Induced Voltage Withstand Test
  • Separate Source Voltage Withstand Test
  • Pressure Integrity Test
FAQ
Q: What is a Zig Zag Grounding Transformer?
A:

A Zig Zag Grounding Transformer is a special type of electrical transformer used to provide a safe grounding point for electrical systems. It connects the neutral point of the electrical supply to the ground, which helps prevent electrical shocks and improve safety.

Q:Why do we need a Grounding Transformer?

A:Grounding transformers are important because they reduce the risk of electrical faults and surges. They help to protect equipment and ensure safe operation in power systems, especially in industries and substations.

Q:What industries use Zig Zag Transformers?

A:Zig Zag Transformers are commonly used in power generation, substations, wind farms, and various industrial applications where electrical safety is crucial. They play a vital role in maintaining the stability of electrical systems.

 

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