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Siemens 3RT2017-1QB42 — Contactors

Siemens 3RT2017-1QB42 SIRIUS Coupling Contactor, 24 VDC, 10

MPN3RT2017-1QB42
Active

Siemens SIRIUS coupling contactor, size S00, 3RT2017-1QB42, 24 VDC coil, 10 A rated current, screw-type terminals, snap-on DIN rail mounting.

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

3RT2017-1QB42 — Identification
ParameterValue
Contactor frame sizeS00
3RT2017-1QB42 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated operational current, AC-4 @ 400 V8.5 A
Rated value @ 400 V3 A
Rated value @ 500 V2 A
Rated value @ 690 V1 A
Rated value @ 230 V2 hp
Rated value @ 24 V10 A
Rated value @ 60 V2 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT2017-1QB42 — Control & Coil
ParameterValue
Control supply voltage typeDC
3RT2017-1QB42 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RT2017-1QB42 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 50A (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)
3RT2017-1QB42 — 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 standard mounting rail according to DIN EN 60715
Side-by-side mountingYes
3RT2017-1QB42 — Durability
ParameterValue
Durability (operating cycles, typ.)30 000 000
3RT2017-1QB42 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT2017-1QB42 — Mechanical
ParameterValue
Width45 mm
Height58 mm
Depth117 mm

Product details

The Siemens SIRIUS 3RT2017-1QB42 is a size S00 coupling contactor with a 24 VDC coil, rated 10 A at 24 V and 3 A at 400 V. No built-in auxiliary switch — plan for a separate auxiliary contact block if feedback is needed.

Depth is 117 mm, height 58 mm.

Switching performance and thermal limits

Rated switching frequency varies by duty: 1000 ops/h at AC-1 (resistive), 750 ops/h at AC-2 and AC-3 (motor starting), 250 ops/h at AC-4 (plugging/inching). Coil inrush is 1.25× rated, holding at 0.7×.

Frequently asked questions

What is the depth of 3RT2017-1QB42?

Depth is 117 mm.

What wire sizes does the 3RT2017-1QB42 accept?

Solid or stranded wire from 0.5 to 4 mm².

Does 3RT2017-1QB42 include an auxiliary switch?

No, it has no auxiliary switch — order a separate auxiliary contact block if needed.

Where can I buy 3RT2017-1QB42?

Sourced and quoted to order against an RFQ through independent distribution; availability and current pricing confirmed at quote time.

MPN
3RT2017-1QB42