Residual direct current monitoring module (RDC-M-module)
The XTDB022 is a residual direct current monitoring module (RDC-M-module) which, electrically coupled to
a protection unit (RCD relay) or switching unit (contactor, relay, etc.), performs the function of the residual
direct current monitoring device (RDC-MD), in full compliance with the requirements of IEC 62955.
It is used in AC charging stations permanently connected ...