Siemens 3RH1 Contactor Relay 4NO, 10 A Contact Rating, SIRIUS Classic

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RS Stock No.:
243-7426
Mfr. Part No.:
3RH1140-1BB40
Manufacturer:
Siemens
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Brand

Siemens

Contact Current Rating

10 A

Range

SIRIUS Classic

Series

3RH1

Normal State Configuration

4NO

Terminal Type

Screw

Width

45mm

Depth

72mm

Length

57.5mm

Minimum Operating Temperature

-25°C

Maximum Operating Temperature

+60°C

Coil Voltage

24 V dc

Contact Voltage Rating

690 V ac

COO (Country of Origin):
DE

Contactor Relays - 3RH1 Range


Climate-proof, finger safe contactor relays. RC elements, varistors, diodes or diode assemblies (combination of a diode and a Zener diode) can be plugged onto all contactor relays for damping opening surges in the coil.

Size S00
High degree if contact stability at low voltages & current
Suitable for use with solid-state circuits with currents ≥ 1 mA at a voltage of ≥ 17 V
Capable of expansion by up to four contacts through use of snap-on auxiliary switch blocks

Note

The OFF-delay of the NO contact and the ON-delay of the NC contact are increased if the contactor coils are attenuated against voltage peaks (noise suppression diode 6 to 10 times; diode assemblies 2 to 6 times, varistor +2 to 5 ms).

Standards

IEC 60947-1, EN 60947-1, IEC 60947-4-1, EN 60947-4-1, IEC 60947-5-1, EN 60947-5-1.

Approvals

UL listed / UL listed for Canada