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Siemens 3RT2337-1AB00 — Contactors

Siemens 3RT2337-1AB00 SIRIUS Contactor, S2 Frame

MPN3RT2337-1AB00
Active

Siemens SIRIUS 3RT2337-1AB00 contactor, size S2, AC coil 24 V at 50 Hz, screw-type terminals, 1 NO instantaneous auxiliary contact, 75 mm width, 114 mm height, 130 mm depth.

Siemens 3RT2337-1AB00 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

3RT2337-1AB00 — Identification
ParameterValue
Contactor frame sizeS2
3RT2337-1AB00 — 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 V6 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT2337-1AB00 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz0.37
Rated value @ 50 Hz24 V
3RT2337-1AB00 — Contacts & Poles
ParameterValue
Main poles4
Main NO contacts4
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RT2337-1AB00 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 160 A (690 V, 100 kA)
Short-circuit coordination type 2, fusegR: 80 A (690 V, 100 kA)
Aux. switch short-circuit protection, fusegG: 10 A (690 V, 1 kA)
3RT2337-1AB00 — Connection & Mounting
ParameterValue
Main circuit connectionscrew-type terminals
Aux. / control circuit connectionscrew-type terminals
Conductor cross-section, solid2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Conductor cross-section, solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Conductor cross-section, finely stranded w/ ferrule2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Mounting methodscrew and snap-on mounting onto 35 mm DIN rail according to DIN EN 60715
Side-by-side mountingYes
3RT2337-1AB00 — Durability
ParameterValue
Durability (operating cycles, typ.)10 000 000
Durability with aux. switch block (cycles, typ.)10 000 000
3RT2337-1AB00 — Environmental
ParameterValue
Operating temperature range-40 ... +70 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT2337-1AB00 — Mechanical
ParameterValue
Width75 mm
Height114 mm
Depth130 mm
3RT2337-1AB00 — Specifications
ParameterValue
At AC10 ... 18 ms

Product details

Panel fit and mounting — 75 mm width, DIN rail snap-on

The 3RT2337-1AB00: Width is 75 mm, height 114 mm, depth 130 mm. Side-by-side mounting is permitted with 6 mm lateral clearance; vertical clearance above and below is 10 mm.

Terminal capacity and environmental range

The coil connection uses screw-type terminals. Arcing time is 10...20 ms; closing time at AC is 10...18 ms.

MPN
3RT2337-1AB00