On-load tap changer with on-line oil filtration

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有载调容分接开关

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Product Details

On-load tap changer for capacity regulation
On-load capacity regulation tap-changer

This switch is suitable for three-phase oil-immersed tap-changing power transformers with a rated primary capacity of 315 (100), 400 (125), or 630 (200) kVA, and a maximum operating voltage of 12 kV, for applications at 50 Hz and 60 Hz.
This switch is suitable for the three phase oil-immersed capacity regulation power transformer with rated capacity of 315 (100), 400 (125) and 630 (200) at the primary of 50Hz and 60Hz, and the highest voltage of the equipment is 12kV.

Meaning of Switch Model Numbers
Type of on-load tap-changer

Basic Performance Parameters of the Switch
Basic performance parameters of tap-changer

1. Maximum equipment voltage: 12 kV
Highest voltage of the equipment 12kV
2 Maximum rated current: 30 A at high voltage; 31.5 kVA, 500 A at low voltage; 400 kVA, 600 A
Max rate through current: HV 30A; LV31 5kVA,500A; 400kVA,600A
3 Capacity regulation method: HV(A-Y); LV(series-parallel connection)
4The maximum “step” voltage of the switch is 6000V Max step voltage 6000V
5 Contact resistance: High voltage < 500 μΩ, Low voltage < 250 μΩ Contact resistor: HV < 500 μΩ, LV < 250 μΩ