Accessories
4.8 Residual current devices
3VA molded case circuit breakers with IEC certificate
Manual, 03/2019, A5E03603177010-03
411
The side mounted residual current devices feature through-hole technology.
①
Box terminals of the molded case circuit breaker
②
Phase barriers
③
Summation current transformer
With this technology, the cables are simply guided through the summation current
transformer
③
and connected directly to the box terminals
①
of the molded case circuit
breaker or switch disconnector.
The phase barriers
②
not only ensure safe operation, but also serve as a guide for correct
routing of cables.