Electronic Vacuum Circuit Breaker

We are engaged in supplying of Electronic Vacuum Circuit Breaker in Chennai, Tamil Nadu, India.

Features:
1.Emergency closing by slow close handle.
2.Over charging protection.
3.Inbuilt dashpot.
4.Heavy duty.
5.Spring charging time of less than 10 seconds.
6.Built in manual charging lever for effortless manual spring charging


Dimension Details:
1.Height - 650 mm
2.Width - 250 mm
3.Depth - 300 mm
4.Weight - 45 Kgs (Approx)



The Spring Operating Conventional Mechanism consists of:
1.A spring charging unit which can be charged manually or by charging motor.
2.Mechanical indicator showing spring charged/discharged condition.
3.Indicator for open/close position of the circuit breaker.
4.Closing/tripping solenoids for performing closing/opening operation of the circuit breaker electrically.
5.The NC contact of the cut-off switch is opened whenever the spring gets charged and interrupting the motor circuit.
6.Over charging protection is enabled, i.e., If the cut-off gets failure, there is no issue to Motor.
7.The spring charging mechanism can also be recharged manually by means of a charging lever.
8.The closing and opening operations can be carried out by means of the energy stored in the operating mechanism. One common Spiral spring is used to carry out the closing and opening operation of the breaker.



Technical specifications:
Nominal system voltage: 11 / 33 KV
Rated Current : 630 / 1250 / 1600 / 2000 A
Mechanism Type : Motor wound spring operated.
Operating method : Motor / Manual.
Charging time : 7 - 9 Sec
Mechanism output travel : 12-14mm
Charging time : (6 - 9) / (18 - 20)
Charging Motor rating : 300W - 230V AC/DC
Close / Trip coil rating : 24 / 30 / 110 / 220 V - 400W


Applications:
1.It is used in Vacuum circuit breakers in vital places like HV/LV substation, Heavy Industries etc.