Earth-leakage protection relay ELR-3A
currentACDC

earth-leakage protection relay
earth-leakage protection relay
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Characteristics

Measured/monitored value
earth-leakage, current
Network
AC, DC
Mounting
DIN rail
Reset
automatic reset, manual reset
Norms
IEC
Other characteristics
digital, programmable, differential, configurable, adjustable, modular, electronic, with fault indication
Trigger voltage

Min.: 24 V

Max.: 230 V

Description

ELR-3A External CT. 2 operation threshold. Adjustable tripping and delay time. Residual current protection relay with external CT. 2 operation threshold. Adjustable tripping and delay time. Introduction Range ELR Product name ELR-3A 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 VCA 50/60Hz 24/48 VCA (optional) 24-110 VCC (optional) Power consumption 3 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...80% Earth-leakage protection class Typo A Test function Local Remote test Output relays 2 changeovers (TRIP, ALARM) 5 A (240 VAC) Configurable normally de-energised or energised Display indications Green LED (power ON) Red LED (TRIP) Red LED (Missing CT connection) Mounting mode DIN rail 3 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 260g Environment IP degree of protection IP41 front IP20 terminals Relative humidity 5...90% Operating temperature -10...+60 °C Storage temperature -20...+80 °C Options Accessory Flush mount 72x72 mm adapter

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Exhibitions

Meet this supplier at the following exhibition(s):

Hannover 2024
Hannover 2024

22-26 Apr 2024 Hannover (Germany) Hall 12 - Stand B67

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    *Prices are pre-tax. They exclude delivery charges and customs duties and do not include additional charges for installation or activation options. Prices are indicative only and may vary by country, with changes to the cost of raw materials and exchange rates.