TZN63A (TVS1)-12 Indoor high voltage vacuum circuit breaker

Outline

TZN63A (TVS1) -12 indoor high voltage circuit breaker (HV) is an indoor switchgear with three-phase AC 50Hz rated voltage of 12KV power system, which is used as the protection and control unit of power equipment in power system of industrial and mining enterprises. It is suitable for frequent operation under rated operating current or multiple short circuits switching.

Regular service conditions

1、Ambient air temperature: upper limit 40 ℃, lower limit-15 ℃.

2、Altitude: less than 1000m (if the altitude is increased, the rated insulation level will be raised accordingly).

3、Amplitude: seismic intensity does not exceed 8 degrees.

4、The daily average value of air relative humidity is no more than 95%, and the monthly average value is no more than 90%.

5、Places free from fire, explosion hazards, severe pollution, chemical corrosion and severe vibration.

Model Description

TVS 1 – 12 / □ - □ - □

T: enterprise code (TENPRO Power Technology)

VS: vacuum circuit breaker

1: design serial number

12: rated voltage (KV)

□: rated current (A)

□: rated short circuit breaking current (KA)

□: stationary type

Main technical parameters

Outline overall and installing dimensions

Handcart circuit breakers (800) outline mounting dimensions