VT Single-phase indoor potential transformer
Potential transformer is a single-phase indoor fully enclosed epoxy resin castable product, which is used for voltage and electric energy measurement and relay protection in AC systems with rated frequency of 50Hz or 60Hz and the highest voltage of the equipment is 12kV and below. With fuse protection, and residual voltage winding.
General:
The voltage transformer is a single-phase indoor fully enclosed epoxy resin cast product for voltage and electric energy measurement and relay protection in AC systems with rated frequency of 50Hz or 60Hz and the highest voltage of the equipment is 12kV and below. With fuse protection, and residual voltage winding.
Technical Data
The performance of products is conformed to IEC61869-1:2007, IEC61869-2:2012 commission requirements
Rated insulation level: 12/42/75kV,7.2/30/60
Power factor of load: COSΦ=0.8
Rated frequency: 50Hz, 60Hz
Rated secondary current: 5A or 1A
Rated voltage ratio（V） | Rated secondary output(VA) |
Max.output (VA) |
Rated insulation level(kV) |
Wiring diagram | ||||||
0.2 | 0.5 | Level1 | Level3 | 0.2/0.2 | 0.5/0.5 | 6P | ||||
0.2/0.5 | ||||||||||
3000/√3 100/√3 100/√3 |
20 |
50 |
90 |
200 |
/ |
/ |
50 |
400 |
3.6/23/40
|
Figure1
|
6000/√3 100/√3 100/√3 |
7.2/32/60
| |||||||||
10000/√3 100/√3 100/√3 | 12/42/75 | |||||||||
10000/√3 100/√3 100/√3 100/√3 | / | / | / | / | 15/15 15/20 | 30/30 | 50 | 200/200 |
Figure2 | |
Drawing
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