Differential circuit breaker ETI KZS-2M 1P+N C 25A 10kA 30mA (тип AC) 2173126 - Amazon.com
Differential switch type A 4P 40A 30ma
Differential Switch 30mA 6KA 1P+N Type AC : Swimhome
Detail of Switches of Modern Circuit Breakers - Residual Current Device and Differential Switch with Test Buttons Stock Photo - Image of closeup, machine: 184874474
ABB PURE DIFFERENTIAL CIRCUIT BREAKER 40A 30MA F427801
NBSe ID Differential Switch Circuit Breaker , 2 Pole RCCB 40Amp 30mA Type A