Digital Earth Leakage Relay with CBCT / ZCT
Safety & Protection Equipment
Information
EARTH LEAKAGE RELAY
WITH CORE BALANCE CURRENT TRANSFORMER
IEEE DEVICE CODE:64
FEATURES:
Consistent reliability with Accuracy
Fixed or variable sensitivity available from 30mA to 30A
LED display of visual indication of fault through Leakage Status Bar
Detection of CBCT open(In Digital µC based models only)
Continuous real time monitoring and display of leakage current (In µC based models only)
LCD/LED display of visual indications of fault
Test & Reset facility for testing the healthiness of the relay
High barrier connector at rear end for easy termination and safety standard
True RMS measurement of leakage current
Trip Circuit Failure indication
Tamper proof Polycarbonate cover
Serial RS485 Communication port with Modbus Communication Protocol(optional)
External Test, Reset, Fault & Healthy indication suitable for Mining application
RTC & Trip History available in numerical relays
APPLICATIONS:
Earth Leakage Relay protection for Feeders/Motors/Generators/Transformers
Protection for hazardous sensitive environments like Oil Refineries/Cement Plant/Steel Plant and General Electrical Distribution
Protection for Mining and Control Engineering
Software and Telecon Sector
CLASSIFICATION BASED ON DESIGN:
Microprocessor based ELR (Model: EL/DEL)
Microcontroller based Numerical ELRs (Model: MPEL/DMPEL)
Microcontroller based ELR in 2D models (2DEL/EL-48)
Microcontroller based Numerical ELRs in 2D (Model: 2DMPEL)
