Siemens SIRIUS 3RF31 Series Solid State Relay, 50 A Load, Screw Fixing Mount, 230 V Load, 24V dc Control

Subtotal (1 unit)*

£53.16

(exc. VAT)

£63.79

(inc. VAT)

Add to Basket
Select or type quantity
Stocked by manufacturer
  • Ready to ship from 28 October 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units
Per unit
1 +£53.16

*price indicative

RS Stock No.:
890-578
Mfr. Part No.:
3RF3150-1AA02
Brand:
Siemens
Find similar products by selecting one or more attributes.
Select all

Brand

Siemens

Product Type

Solid State Relay

Maximum Load Current

50A

Mount Type

Screw Fixing

Maximum Load Voltage

230V

Minimum Load Voltage

24V

Minimum Control Voltage

15V

Maximum Control Voltage

24V dc

Series

SIRIUS 3RF31

Terminal Type

Screw Terminal

Contact Configuration

1 NO

IP Rating

IP20

Minimum Operating Temperature

-25°C

Switching Function

Zero Point

Maximum Operating Temperature

60°C

Standards/Approvals

UR

Length

48mm

Width

22.5mm

Height

85mm

Output Type

Thyristor

Off State Leakage Current

10mA

COO (Country of Origin):
DE
The Siemens Solid State Relay designed for applications requiring efficient switching at a width of 22.5 mm, handling operational currents up to 50 A across a voltage range of 24-230 V AC.

Power loss is optimised with a maximum of 51 VA

Designed for environments with operational temperatures ranging from -25 to +60 °C

IP20 protection class ensures suitability for various industrial applications

Supports screw-type terminals for secure electrical connections

Ensures reliable performance with a surge voltage resistance of 6 kV

Related links

Be the first to know about our latest products and offers

Email address

The personal information you provide to us when signing up to this mailing list will be processed in line with the Privacy Policy