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ELR-D2-V External CT. Digital display. 1 operation threshold. RS485. Fail safe.

Earth leakage relay with digital display. External CT. 1 operation threshold. RS485. Fail safe.


Introduction
Range ELR
Product name ELR-D2-V
Product type Residual current protection relay
Current sensors compatibility CT-1 earth leakage current sensor

Technical characteristics
Application Residual current protection relay
Supply voltage 230 VAC 50/60Hz
110 VAC 50/60Hz (optional)
24/48 VAC/DC (optional)
48 VDC (optional)
Power consumption 2 VA
Display type Backlight LCD (red TRIP)
Backlight LCD (yellow ALARM)
Type of measurement True RMS
Earth fault current internal measurement
Residual earth-leakage adjustment type 0,030...30 A
residual earth-leakage time delay adjustment type 0,02...10 s
Alarm advance set-point 50...90%
Earth-leakage protection class Type A
Test function Local
Remote test
Output relays 1 changeover(TRIP)
5 A (240 VAC)
Configurable normally de-energised or energised
Display indications Green LED (power ON)
Red LED (TRIP)
Communication port RS485 (optional)
Communication protocol Modbus a 4,8...115,2 kbauds
Mounting mode DIN rail 2 modules
Standards IEC/EN 61010
IEC/EN 61000-6-2EN
IEC/EN 61000-6-3
IEC/TR 60755
CEI EN 60947-2 Annex M
Weight 300g

Environment
IP degree of protection IP40 front
IP20 terminals
Relative humidity 5...90%
Operating temperature -10...+60 °C
Storage temperature -20...+80 °C

Options
Communication port RS485

 
 
 

 

杭州嘉瑞电气有限公司 JR Electric(China) Co.,Ltd. 地址:杭州凤起东路8号江能大厦505/529室  邮编(Zip):310020

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