ADR241A – Communicable 3 OC + 1 EF

Feeder protection relay Front View

General Description

The ADR241A is communicable 3 OC and 1 EF relay with Instantaneous high set and programmable output to simplify feeder protection wiring.

Model Functional Details Cabinet Style
ADR241A Feeder Protection Relay CSA




ANSI Code Description
CLP Cold load pick up
37 Under current Protection
46 Negative Phase Sequence Protection
46BC Broken Conductor Detection
49 Thermal overload Protection
50 Instantaneous/Definite Time Phase Over current Protection
51 Inverse Time Phase Over current Protection
50N Instantaneous/Definite Time Ground Over current Protection
51N Inverse Time Ground Over current Protection
64G High Impedance Restricted Earth Fault Protection
50BF Breaker Failure
86 Lockout (Trip command)