2CSJ203001R0002 – The RD3 series of electronic residual current relays provides residual current protection and monitoring functions. This device can be used in conjunction with all MCBs of S200 series and Tmax range moulded case devices up to T5, for industrial installations.
Din Rail Mount Devices – RD3 Series, 230 – 400 Vac
– Residual Current Devices | ABB