What is a steady state overcurrent relay? All Questions › Category: Switchgear And Protection › What is a steady state overcurrent relay? 0 Vote Up Vote Down CS Electrical And Electronics Staff asked 3 years ago I need short information. 1 Answers 0 Vote Up Vote Down CS Electrical And Electronics Staff answered 3 years ago The steady-state over current relay operates when the current exceeds the rated current. This means if excessive current flows through the circuit, the relay operates.