Our Products › Motor Protection Relays
EOCR SSD – Protection Relay with Digital Display Concord EOCR · Motor Protection
A 2-CT based digital protection relay that directly replaces the EOCR SS model, adding a 7-segment LED display that shows the maximum current in any phase and the cause of every trip. Suitable for single-phase and three-phase motors.
Current setting – Type 05 0.5–6 A Current setting – Type 30 3–30 A Current setting – Type 60 10–60 A Starting delay time (D-Time) 1–30 s Operating time (O-Time) 1–10 s Reset Manual / remote
All specifications (11) Current setting – Type 05 0.5–6 A Current setting – Type 30 3–30 A Current setting – Type 60 10–60 A Starting delay time (D-Time) 1–30 s Operating time (O-Time) 1–10 s Reset Manual / remote Overcurrent trip Definite Control voltage 24–240 V AC/DC Contact rating 2 SPST, 3 A / 250 V AC Fault diagnosis 7-segment LED display Mounting 35 mm DIN rail / base
Features 2-CT based digital protection relay – directly replaces the SS model Displays maximum current in any phase 7-segment LED diagnostic display Highly accurate protection for phase loss and locked rotor Space-efficient, micro-compact design Independent settings for D-Time, O-Time and current Suitable for 1-phase or 3-phase motors Universal power supply for AC/DC (24–240 V) Protection Functions Protection function Operation time Overcurrent Operates after O-Time Phase loss Operates within 3 s Locked rotor Operates immediately if 200% or more of the set current continues after D-Time
Trip Cause Display & Overcurrent Time Characteristic Trip Cause Display EOCR SSD trip cause display codes Overcurrent Time Characteristic EOCR SSD definite-time characteristic curve Example Wiring Diagram EOCR SSD wiring diagram Dimensions (mm) EOCR SSD dimensions
