SIR 4 Series - SIR 312

Article number: H162783

The relays of the SIR 4 series are powerful, compact, four-pole relays with forcibly guided contacts according to IEC 61810-3 for switching loads up to 10 A. Crown contacts ensure high switching reliability. They have a large coil working range.


Switching current: 10mA - 10A
Nominal coil power: 600mW
Test voltage (rms): 5000V

Download datasheet

The following product variants are available in the ELESTA shop:

  • Coil Voltage: 12 VDC
  • Coil Voltage: 24 VDC

If you have specific requirements for the relay coil, please contact us.

Maximum one packing unit available, contains 15 pieces.

Number of Contacts NO: 3
Number of Contacts NC: 1
Contact Material: AgSnO2
Contact Type (Output Contacts): Crown contacts
Nominal Coil Power: 0.6 W
Switching Current Range: 10 mA to 10 A
Test Voltage open Contact (rms): 1500 V
Test Voltage between Contacts (rms): 2500 V, 5000 V, 4000 V **
Test Voltage Coil/Contact (rms): 2500 V
Length in mm: 46.4
Width in mm: 16
Height in mm: 30.7
Type of Protection: RT II
Approvals: UL, cUL, TÜV
Options, Accessories: Print socket SRP-SIR4
Areas of Application: Process engineering, elevators, machine tools, vehicle construction
** between control contacts, between control and output contacts, between output contacts
Download datasheet
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  • 5 pieces for CHF 19.92 each (10% discount)
  • 15 pieces for CHF 18.81 each (15% discount)
CHF 22.13
* Excl. tax
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