Siemens SIRIUS 3RU2 Thermal Overload Relay 1NC/1NO, 40 A F.L.C, 3 A Contact Rating, 37 kW, 3P, SIRIUS

Subtotal (1 unit)*

£84.53

(exc. VAT)

£101.44

(inc. VAT)

Add to Basket
Select or type quantity
Temporarily out of stock
  • Shipping from 10 November 2025
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£84.53

*price indicative

RS Stock No.:
252-3328
Mfr. Part No.:
3RU21264FB1
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

FLC Motor Rating

40 A

Contact Current Rating

3 A

Range

SIRIUS

Pole Configuration

3P

Series

SIRIUS 3RU2

Power Rating

37 kW

Normal State Configuration

1NC/1NO

COO (Country of Origin):
DE
The Siemens Overload relay is used for motor protection. The relay have current capacity of 34 to 40 A. It has size S0, class 10 stand-alone installation main circuit is screw auxiliary circuit and it is screw manual-automatic-reset device.

Surge voltage resistance rated value of 6 kV
Shock resistance 8g / 11 ms
Operating frequency rated value 50 to 60 Hz