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Siemens 3RT2015-1KB42 — Contactors

Siemens 3RT2015-1KB42 SIRIUS Contactor, 24 V DC, S00

MPN3RT2015-1KB42
Active

Siemens SIRIUS coupling contactor, series S00, 3RT2015-1KB42, 24 V DC coil, screw-type terminals, 45 mm wide, 58 mm tall, 73 mm deep.

$116.97Ref. price · indicative, final on quote
Source DocumentedChannel stated on listing & quote
Condition PhotosReal unit photos / video on request
WhatsApp AnswersFast human replies for machine-down parts
Worldwide DispatchDHL/FedEx — transit quoted per order
Independent China distributor & sourcing agent· Listing updated Sep 2026

Specifications

3RT2015-1KB42 — Identification
ParameterValue
Contactor frame sizeS00
3RT2015-1KB42 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated operational current, AC-4 @ 400 V6.5 A
Rated value @ 400 V3 A
Rated value @ 500 V2 A
Rated value @ 690 V1 A
Rated value @ 230 V0.75 hp
Rated value @ 24 V10 A
Rated value @ 60 V2 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT2015-1KB42 — Control & Coil
ParameterValue
Control supply voltage typeDC
3RT2015-1KB42 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RT2015-1KB42 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 35A (690V,100kA), aM: 20A (690V,100kA), BS88: 35A (415V,80kA)
Short-circuit coordination type 2, fusegG: 20A (690V,100kA), aM: 16A (690V, 100kA), BS88: 20A (415V, 80kA)
Aux. switch short-circuit protection, fusegG: 10 A (500 V, 1 kA)
3RT2015-1KB42 — Connection & Mounting
ParameterValue
Main circuit connectionscrew-type terminals
Aux. / control circuit connectionscrew-type terminals
Conductor cross-section, solid0.5 ... 4 mm²
Conductor cross-section, solid or stranded2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 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
3RT2015-1KB42 — Durability
ParameterValue
Durability (operating cycles, typ.)30 000 000
3RT2015-1KB42 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT2015-1KB42 — Mechanical
ParameterValue
Width45 mm
Height58 mm
Depth73 mm

Product details

Panel space and wiring fit

The 3RT2015-1KB42: The contactor occupies 45 mm width, 58 mm height, and 73 mm depth — slot it on a 35 mm DIN rail with six weeks clearance sideways, 10 mm above and below. Accepts solid wire from 0.5 to 4 mm²; stranded from 0.5 to 4 mm² as well, and up to 2x 4 mm² for paralleled terminations.

Operating conditions that matter

Frequently asked questions

What wire sizes does the 3RT2015-1KB42 accept?

Solid wire from 0.5 to 4 mm²; stranded from 0.5 to 4 mm²; also accepts 2x 0.5–1.5 mm², 2x 0.75–2.5 mm², or 2x 4 mm².

MPN
3RT2015-1KB42