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Siemens 3RH2131-2LF40-0LA0 — Contactors

3RH2131-2LF40-0LA0 - Siemens

MPN3RH2131-2LF40-0LA0
Active

Contactor relay for railway, 3 NO, 110 V DC, 0.7... 1.25* US, with integrated varistor, 3-pole, integrated, Size S00, Spring-type terminal

Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026

Specifications

3RH2131-2LF40-0LA0 — Identification
ParameterValue
Contactor frame sizeS00
3RH2131-2LF40-0LA0 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated value @ 400 V3 A
Rated value @ 500 V2 A
Rated value @ 690 V1 A
Rated value @ 230 V10 A
Rated value @ 24 V10 A
Rated value @ 60 V4.7 A
Rated value @ 110 V3 A
Rated value @ 220 V1.2 A
3RH2131-2LF40-0LA0 — Control & Coil
ParameterValue
Control supply voltage typeDC
3RH2131-2LF40-0LA0 — Contacts & Poles
ParameterValue
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RH2131-2LF40-0LA0 — Connection & Mounting
ParameterValue
Conductor cross-section, solid or stranded2x (0,5 ... 4 mm²)
Conductor cross-section, finely stranded w/ ferrule2x (0.5 ... 2.5 mm²)
Mounting methodscrew and snap-on mounting onto 35 mm DIN rail
3RH2131-2LF40-0LA0 — Durability
ParameterValue
Durability (operating cycles, typ.)30 000 000
Durability with aux. switch block (cycles, typ.)10 000 000
3RH2131-2LF40-0LA0 — Environmental
ParameterValue
Operating temperature range-40 ... +70 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RH2131-2LF40-0LA0 — Mechanical
ParameterValue
Width45 mm
Height70 mm
Depth116 mm
3RH2131-2LF40-0LA0 — Specifications
ParameterValue
At AC10 000 1/h
MPN
3RH2131-2LF40-0LA0