Dold Monitoring Relay, 3 Phase, SPDT, DIN Rail, 230 V, 400 V ac

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Subtotaal (1 eenheid)*

€ 122,65

(excl. BTW)

€ 148,41

(incl. BTW)

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  • Verzending vanaf 03 april 2026
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RS-stocknr.:
181-2795
Fabrikantnummer:
RK9871.71 3/N AC400/230V 50/60Hz
Fabrikant:
Dold
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Merk

Dold

Product Type

Monitoring Relay

Electrical Phase

3

Contact Configuration

SPDT

Mount Type

DIN Rail

Switching Voltage

230 V ac

Power Consumption

6VA

Terminal Type

Screw

IP Rating

IP20, IP40

Supply AC Voltage

230 V, 400 V ac

Minimum Operating Temperature

-25°C

Contact Current

4A

Maximum Operating Temperature

55°C

Height

90mm

Length

66mm

Standards/Approvals

CE, RoHS

Width

17.5 mm

Series

RK 9871

Land van herkomst:
DE
Detection of undervoltage in 3-phase systems

Without separately auxiliary voltage (internal supply from all 3 phases)

LED indication for operation voltage and contact position

De-energised on trip

RK 9871.71: 1 changeover contact RK 9871.72: 2 changeover contacts

With fixed time delay of 0.5s for fault indication

With fixed time delay of 1min for reset

With fixed response value at AC 195.5V

As option with test-button for function control

Width 17,5 mm

Advantages / Customer benefit

Higher safety in buildings

Application

Monitoring of undervoltage in 3 phase voltage systems and switch over to emergency supply

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