Earth-leakage protection relay DER3/2I2 NO/NCdifferentialIEC

earth-leakage protection relay
earth-leakage protection relay
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Measured/monitored value
Contact configuration
Other characteristics
differential, IEC, panel-mount
Tripping current

Max.: 30,000 mA

Min.: 0.03 mA


The DER3/2I is a kind of earth differential relay that can be used on low voltage networks, especially in AC type TT and TN. The relay provides sufficient selectivity of differential protection. It has a wide adjustment of threshold current dispersion until 30 A, and a threshold for delay intervention of up to 10 seconds.
*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.