JLSGWY-6、10 combined instrument transformer

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Product Details
Description and meaning of model

 

JLSGWY-6, 10 combined instrument transformer is a high-voltage power device that integrates the functions of voltage transformer and current transformer. It is designed for measurement, protection and monitoring in high-voltage power systems such as 6kV or 10kV. This device combines the measurement functions of voltage and current, providing important data support for the operation of the power system.

 

 

Characteristic of structure

 

This transformer is epoxy resin casted with totally-enclosed and support structure. Resisting-arc,anti-ultraviolet radiation. anti-aging,long life, This product is connected into“y”shape by the two pieces Single phase voltage transformer, two pieces current transformers are series connection ontheA andC phase and the secondary windings of current transformer could combinethe different current ratios. There is terminal box beside the secondary outlet terminal with outlet holes in the bottom, the connection is convenient, it could resist the steeling ofthe power electricity. The groove steel of the motherboard has four mounting holes.

 

 

Application scope

 

Power factor of load: COSΦ=0.8(lagging);

Rated frequency: 50 or 60Hz;

Anti-Pollution grade: Class ll;

Ambient temperature: -5 C -40 C ,daily average temperature not more than 30°C;

Altitude ≤ 1000m;

Standard:GB 1207-2006、GB1208-2006、GB17201-2007;

 

 

Overall dimension drawing

 

Technical Parameters
Voltage unit data
Type  Rated primary voltage (V)  Rated secondary voltage (V)  Rated output Thermal limitiong output (VA) Rated insulating level (kV)
0.2 0.5
JLSGWY -6 6000 100 15 30 200 7.2/32/60
JLSGWY-10 10000 100 25 50 400 12/42/75

 

Current unit data
Single Ratio  Rated primary voltage (V)  Rated secondary voltage (V) 1s thermal current (KA) Rated insulating current (KA)
0.2 (S) 0.5S 0.5
5 5-10-15 10 10 15 1.0 2.5
10 10-15-20 1.5 3.75
15 15-20-30 2.4 6.0
20  25 20-30-40 3.0 7.5
30 30-40-50 4.5 11
40 40-50-75 6.5 16.5
50 50-75-100 9 22.5
75 75-100-150 12 30
100 100-150-200 16 40
150 150-200-300 24 60
200  250 200-300-400 32 80
300 300-400-500 45

Note: any special requirements can be negotiated with us 

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