ABB REF615C_D Feeder Protection and Control Relay Display Front Panel Hot-Swappable Design: Enables maintenance without

Hot-Swappable Design: Enables maintenance without system shutdown

Product Number: TC‑IDD321

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ABB REF615C_D Feeder Protection and Control Relay Display Front Panel Hot-Swappable Design: Enables maintenance withoutRunto Electronic Automation Limited Product Number REF615C_D Feeder Protection and Control Relay ABB REF615C_D is a feeder protection and control relay used to protect and control feeders in power systems. It has the following functions and working principles: Function: Overcurrent protection: Monitor the current and perform overcurrent protection according to the preset protection curve to prevent equipment damage when the current exceeds the set