this device is a continuous checking and measurement of earthing. It has been provide with an auxiliary output , which is activated when the earthing value is higher than the predefined user value. It can operate on contactors or other shut-down devices . Available in 120V and 230V , for TT, TNS and TNC-S systems.
Product list of Earth Resistance Measurement and Monitoring Relay
Request Code: G-CHECK 120V, G-CHECK 230V