Siemens, 3RR2 Monitoring Relay, 3A Contact Rating, 2.5 W 1 NC

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Subtotal (1 unit)*

R 6 827,16

(exc. VAT)

R 7 851,23

(inc. VAT)

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  • Ready to ship from 28 May 2026
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Units
Per unit
1 - 9R 6,827.16
10 - 14R 6,656.48
15 +R 6,456.79

*price indicative

RS stock no.:
875-1046
Mfr. Part No.:
3RR2243-1FW30
Manufacturer:
Siemens
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Brand

Siemens

Product Type

Monitoring Relay

Relay Contact Current

3A

Mount Type

Direct

Series

3RR2

Pole and Throw Configuration

1 NC

Power Rating

2.5W

Terminal Type

Screw

IP Rating

IP20

Width

55mm

Minimum Operating Temperature

-25°C

Number of Auxiliary Contacts

1

Adjustable Current Range

8 to 80 A

Length

55mm

Maximum Operating Temperature

60°C

Contact Voltage

690V

Depth

112mm

Standards/Approvals

IEC 60947-1, IEC 60529

Supply Voltage

24, 240V ac/dc

Exempt

Monitoring Relay - 3RR range


SIRIUS 3RR21 and 3RR22 current monitoring relays are suitable for the load monitoring of motors or other loads.

In 2 or 3 phases they monitor the rms value of AC currents for overshooting or undershooting of set threshold values

Monitoring relay attachable to contactor 3RT2

For contactor size S00 or S0

Analogue or digital adjustable

For alarm and warning monitoring for current overshoot/undershoot phase failure, wire break phase sequence fault current blocking current warning and alarm

Screw connection/Spring Clamp

SPCO output contact

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