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Siemens 3RT2026-2AL20-ZW97 — Contactors

Siemens 3RT2026-2AL20-ZW97 SIRIUS Power Contactor, Size S0

MPN3RT2026-2AL20-ZW97
Active

Siemens SIRIUS 3RT2026-2AL20-ZW97 power contactor, Size S0, 45 mm width, 102 mm height, 97 mm depth, spring-type terminals, 1–10 mm² solid/stranded wire, snap-on 35 mm DIN rail mounting.

Siemens 3RT2026-2AL20-ZW97 datasheet (PDF)
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

3RT2026-2AL20-ZW97 — Identification
ParameterValue
Contactor frame sizeS0
3RT2026-2AL20-ZW97 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated operational current, AC-4 @ 400 V15.5 A
Rated value @ 400 V3 A
Rated value @ 500 V2 A
Rated value @ 690 V1 A
Rated value @ 230 V3 hp
Rated value @ 24 V10 A
Rated value @ 60 V2 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT2026-2AL20-ZW97 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz0.25
Rated value @ 50 Hz230 V
3RT2026-2AL20-ZW97 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RT2026-2AL20-ZW97 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 100 A (690 V, 100 kA), aM: 50 A (690 V, 100 kA), BS88: 100 A (415 V, 80 kA)
Short-circuit coordination type 2, fusegG: 35A (690V, 100kA), aM: 20A (690V, 100kA), BS88: 35A (415V, 80kA)
Aux. switch short-circuit protection, fusegG: 10 A (500 V, 1 kA)
3RT2026-2AL20-ZW97 — Connection & Mounting
ParameterValue
Main circuit connectionspring-loaded terminals
Aux. / control circuit connectionspring-loaded terminals
Conductor cross-section, solid1 ... 10 mm²
Conductor cross-section, solid or stranded2x (0.5 ... 2.5 mm²)
Conductor cross-section, finely stranded w/ ferrule2x (0.5 ... 1.5 mm²)
Mounting methodscrew and snap-on mounting onto 35 mm DIN rail according to DIN EN 60715
Side-by-side mountingYes
3RT2026-2AL20-ZW97 — Durability
ParameterValue
Durability (operating cycles, typ.)10 000 000
Durability with aux. switch block (cycles, typ.)10 000 000
3RT2026-2AL20-ZW97 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT2026-2AL20-ZW97 — Mechanical
ParameterValue
Width45 mm
Height102 mm
Depth97 mm
3RT2026-2AL20-ZW97 — Specifications
ParameterValue
At AC4 ... 16 ms

Product details

Active production, SIRIUS Size S0

The 3RT2026-2AL20-ZW97 is a current-production SIRIUS power contactor (Size S0 frame) from Siemens.

Terminal and wire range

The magnet coil and main contacts terminate via spring-type terminals. Auxiliary switch is included as standard. The auxiliary contact ratings span 24 V at 10 A down to 440 V at 0.6 A, covering typical PLC and relay interface voltages.

Switching duty and endurance

Mechanical endurance is 10 million cycles typical.

Environmental limits and clearances

Minimum clearances to adjacent parts: 10 mm upwards, downwards, and forwards; 6 mm at the side.

Frequently asked questions

What is the depth of 3RT2026-2AL20-ZW97?

The depth is 97 mm. Overall dimensions are 102 mm height and 45 mm width, fitting the S0 frame footprint.

MPN
3RT2026-2AL20-ZW97