Toroid Selection

WARNING
HAZARD OF NON-PROTECTION OR TRIPPING TIME ABOVE 50 ms The toroid connection to the VigiPacT RHB relay must be selected according to the application. Do not use the VigiPacT RHB relay in association with the ComPacT NSXm circuit breaker with earth-leakage protection set to 30 mA. Failure to follow these instructions can result in death, serious injury, or equipment damage.

For compliance with the standard IEC/EN 60947-2 annex M, use the tables below to select the toroid adapted to your application, according to:

• the alarm threshold >I2 of the earth-leakage protection

• the rated current of the ComPacT NSX or ComPacT NSXm circuit breaker

Toroid Selection with ComPacT NSX Circuit Breaker

Toroid Selection with ComPacT NSXm Circuit Breaker

The tripping time of the VigiPacT RHB relay in association with a ComPacT NSXm circuit breaker with earth-leakage protection set to 30 mA is incompatible with the standard IEC/EN 60947-2 annex M.