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Siemens 3RT7035-1AH00 — Contactors

Siemens 3RT7035-1AH00 SIRIUS Contactor, 3-pole, AC-3 690 V

MPN3RT7035-1AH00

Siemens SIRIUS S2 contactor, 3RT7035-1AH00, 3-pole, AC control, 3 NO main contacts, AC-3 rated 690 V, IP20 front, screw terminals, screw and snap-on 35 mm DIN rail mounting.

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

Specifications

3RT7035-1AH00 — Identification
ParameterValue
Contactor frame sizeS2
3RT7035-1AH00 — Ratings & Performance
ParameterValue
Rated value @ 400 V3 A
Rated value @ 690 V1 A
Rated value @ 230 V6 A
3RT7035-1AH00 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz0.42
Rated value @ 50 Hz42 V
3RT7035-1AH00 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliabilityacceptability for PLC control (17 V, 5 mA)
3RT7035-1AH00 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegL/gG NH 3NA: 125 A
Short-circuit coordination type 2, fusegL/gG NH 3NA: 80 A
Aux. switch short-circuit protection, fusefuse gL/gG: 10 A
3RT7035-1AH00 — Connection & Mounting
ParameterValue
Main circuit connectionscrew-type terminals
Aux. / control circuit connectionscrew-type terminals
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 standard mounting rail according to DIN EN 50022
Side-by-side mountingYes
3RT7035-1AH00 — Environmental
ParameterValue
Operating temperature range-10 ... +55 °C
Storage temperature range-25 ... +70 °C
Installation altitude, max.2 000 m
3RT7035-1AH00 — Mechanical
ParameterValue
Width55 mm
Height112 mm
Depth115 mm

Product details

Panel fit & mounting

The 3RT7035-1AH00: Size S2 contactor, 55 mm wide, 112 mm tall, 115 mm deep. Side-by-side mounting permitted without derating gaps.

Ratings & duty

Three-pole main current circuit with 3 normally-open main contacts. Control supply voltage is AC type; DC closing power 0.78 W, holding power 0.42 W. Rated operational current at DC-13 at 220 V is 0.3 A.

Coordination & protection

Type 2 coordination requires gL/gG NH 3NA 80 A fuse; Type 1 coordination requires 125 A. Surge voltage resistance rated 6 kV. Shock resistance: 15g at 5 ms, 8g at 10 ms sine pulse. Auxiliary contacts rated for PLC-level switching reliability (17 V, 5 mA). Screw-type terminals on main and auxiliary circuits; accepts 2x 0.5–1.5 mm² solid/stranded or 2x 0.75–2.5 mm².

Environmental & protection

IP20 on the front face (touch-safe for panel interiors); IP00 at the terminal area (requires enclosure protection). Operating temperature -10 to +55 °C; storage -25 to +70 °C. Product extension for auxiliary switch available.

Frequently asked questions

How do I get current pricing and availability for 3RT7035-1AH00?

Submit an RFQ through this listing. The part is sourced to order through independent distribution; availability and current pricing are confirmed at quote time.

What is 3RT7035-1AH00's depth?

115 mm depth, 55 mm width, 112 mm height — Size S2 footprint.

What control voltage type does this contactor use?

AC control supply voltage. Closing power 0.78 W DC, holding power 0.42 W DC.

What is the maximum AC-3 operating voltage?

690 V AC-3 maximum operating voltage, covering 400 V and 480 V motor circuits.

MPN
3RT7035-1AH00