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Siemens 3RH2140-1AK60 SIRIUS Auxiliary Contactor, 4 Contacts

MPN3RH2140-1AK60

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Siemens SIRIUS auxiliary contactor, size S00, 4 instantaneous contacts, 45 mm wide, 73 mm deep, rated 10 A at 24 V.

$19.05Ref. price · indicative, final on quote

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Siemens 3RH2140-1AK60 datasheet (PDF)

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

Specifications

3RH2140-1AK60 — Identification
Parameter	Value
Contactor frame size	S00

3RH2140-1AK60 — Ratings & Performance
Parameter	Value
Rated operational current, AC-12, max.	10 A
Rated value @ 400 V	3 A
Rated value @ 500 V	2 A
Rated value @ 690 V	1 A
Rated value @ 230 V	10 A
Rated value @ 24 V	10 A
Rated value @ 60 V	4.7 A
Rated value @ 110 V	3 A
Rated value @ 220 V	1.2 A

3RH2140-1AK60 — Control & Coil
Parameter	Value
Control supply voltage type	AC
Rated value @ 50 Hz	0.8 ... 1.1
Rated value @ 50 Hz	110 V

3RH2140-1AK60 — Contacts & Poles
Parameter	Value
Auxiliary contact reliability	1 faulty switching per 100 million (17 V, 1 mA)

3RH2140-1AK60 — Connection & Mounting
Parameter	Value
Conductor cross-section, solid or stranded	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm²
Conductor cross-section, finely stranded w/ ferrule	2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Mounting method	screw and snap-on mounting onto 35 mm DIN rail

3RH2140-1AK60 — Durability
Parameter	Value
Durability (operating cycles, typ.)	30 000 000
Durability with aux. switch block (cycles, typ.)	10 000 000

3RH2140-1AK60 — Environmental
Parameter	Value
Operating temperature range	-25 ... +60 °C
Storage temperature range	-55 ... +80 °C
Installation altitude, max.	2 000 m

3RH2140-1AK60 — Mechanical
Parameter	Value
Width	45 mm
Height	57.5 mm
Depth	73 mm

3RH2140-1AK60 — Specifications
Parameter	Value
At AC	4 ... 15 ms

Product details

The Siemens 3RH2140-1AK60 is a SIRIUS auxiliary contactor, size S00, with four instantaneous contacts for switching control circuits in motor control panels and automation stacks. Dimensions: width 45 mm, depth 73 mm, height 57.5 mm. Pollution degree 3. Coil rated frequency is 50 Hz (110 V rated value) and 60 Hz (120 V rated value), with tolerance of 0.8...1.1 at 50 Hz and 0.85...1.1 at 60 Hz.

RoHS compliance is documented with a substance prohibitance date of 10/01/2009.