33kV Disconnector

33-40.5 kV


Product parameters:

· Pole installation, full copper for connection
· Three phase three wire
· Rated voltage: 33kV, 36kV, 40.5kV
· Rated current: 630-1250A
· Standard: IEC, ANSI, GB


This outdoor disconnector is used in 3 power systems, as power line cut and isolation function

It has been used in outdoor pole mounted and transmission line.
It uses higher porcelain (or silicone rubber) bushing, from bushing to metal have epoxy resin insulation, top busbar and connection bar use copper or brass.

Bottom installation base use high quality level galvanize.

All UNISUN Electric breaker are in conformity with IEC standards, and recommendations IEC60694、IEC6227-100. Breakers in conformity with specific country standards can also be supplied. (IEEE, GB).

Specification data sheet

Parameter nameunitNumber of values
Rated voltagekV36
Max voltagekV40.5
Rated currentA200-200OA
Power frequency withstand voltage [1min]kV48/65/95
Rated frequencyHz50/60
Lightning impulse withstand voltage (peak value]kV75/110/150/185
Rated short circuit breaking currentkA20/25/31.5
Rated short circuit close current (peak value)kA50/63/80/110
Rated withstand current (peak)kA50/63/80/110
Mechanical lifeTimes10000
  • Products can be customized by customer requirements, above data is standard data, customized data please contact us.

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