Product/Service

Line & Load Side Breakers

Source: PM Transformers
These current transformers are usually mounted in the switchgear directly in the back of the circuit breakers
These current transformers are usually mounted in the switchgear directly in the back of the circuit breakers

These current transformers are usually mounted in the switchgear directly in the back of the circuit breakers. It protects from any fault coming from the load or line side of the breakers, by sending a signal to the protection relay located in the switchgear, allowing the breaker to trip.

TCR1 SERIES

 SWITCHGEAR CURRENT TRANSFORMERS

Insulation class:

 17.5 kV BIL: 95 kV*

Current rating:

 50:5 amps. up to 2000:5 amps., also 3000:5 amps. for differential protection

Relaying accurancy:

 C20 up to C400, depending on the ratio required

Metering accuracy:

 in relation with the ratio required

Thermal rating:

 continuous @ 30C: 1.33X

1 second: 80X

Frequency:

 50/60 Hz

Type:

 window

Multiratio or tapped-secondary are also available

PM Transformers, 164 Cowie, Granby, PQ J2G 3V3. Tel: 450-372-3456; Fax: 450-372-5890.