Residual Current Circuit Breakers (RCCB’s) Clause Samples

Residual Current Circuit Breakers (RCCB’s). Residual current circuit breakers (RCCB’s) shall be of the sensitivity given in the relevant sections. They shall comply generally with the requirements of IEC 60947-2 and shall be of the four (4) pole type or single pole type as appropriate. Where RCCB's are mounted remote from Distribution Boards they shall be complete with a suitably sized all insulated robust enclosure having entries for conduit or armoured cable glands and a lift up transparent flap for access to controls and test facilities. An "ON/OFF" operating switch and a test push-button shall be provided on each RCCB. Terminals shall be suitable for the size and type of cable being installed. Every RCCB shall be thoroughly tested by the Contractor and its operation proved to the satisfaction of the Engineer.