Skip to main content
Log in
Siemens 3RT1456-6LA06 — Contactors

Siemens 3RT1456-6LA06 SIRIUS S6 Contactor, 4 Aux Contacts

MPN3RT1456-6LA06
Active

Siemens SIRIUS 3RT1456-6LA06 contactor, size S6, 4 auxiliary contacts, screw-type coil terminals, screw fixing, 172 x 120 x 170 mm (H x W x D).

Siemens 3RT1456-6LA06 datasheet (PDF)
StockContact for availability
Lead timeIn Stock wk
MOQ1 pcs
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Jul 2026
How we verify every order →

Specifications

Identification

3RT1456-6LA06 — Identification
ParameterValue
Contactor frame sizeS6

Ratings & Performance

3RT1456-6LA06 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated value @ 400 V3 A
Rated value @ 500 V2 A
Rated value @ 690 V1 A
Rated value @ 230 V6 A
Rated value @ 24 V10 A
Rated value @ 60 V2 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A

Contacts & Poles

3RT1456-6LA06 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)

Protection & Coordination

3RT1456-6LA06 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 355 A (690 V, 100 kA)
Short-circuit coordination type 2, fusegR: 350 A (690 V, 100 kA)
Aux. switch short-circuit protection, fusegG: 10 A (500 V, 1 kA)

Connection & Mounting

3RT1456-6LA06 — Connection & Mounting
ParameterValue
Main circuit connectionConnection bar
Aux. / control circuit connectionscrew-type terminals
Conductor cross-section, solid2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²)
Conductor cross-section, solid or stranded2x (0,5 ... 1,5 mm²), 2x (0,75 ... 2,5 mm²), max. 2x (0,75 ... 4 mm²)
Conductor cross-section, finely stranded w/ ferrule2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²)
Mounting methodscrew fixing
Side-by-side mountingYes

Durability

3RT1456-6LA06 — Durability
ParameterValue
Durability (operating cycles, typ.)10 000 000
Durability with aux. switch block (cycles, typ.)10 000 000

Environmental

3RT1456-6LA06 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m

Mechanical

3RT1456-6LA06 — Mechanical
ParameterValue
Width120 mm
Height172 mm
Depth170 mm

Specifications

3RT1456-6LA06 — Specifications
ParameterValue
At AC40 ... 60 ms

Product details

SIRIUS S6 contactor with four auxiliary contacts

The Siemens 3RT1456-6LA06 is a SIRIUS-branded contactor in size S6, carrying four auxiliary contacts (two instantaneous) and a screw-type coil connection. Auxiliary contact ratings span from 10 A at 24 V up to 0.1 A at 600 V, covering both AC and DC control circuits across common control voltages.

Wiring and panel fit

Main power wiring accepts stranded conductors from 25 to 120 mm² through a single 9 mm diameter hole with screw fixing. Side-by-side mounting is supported, and up to four auxiliary switch blocks can be attached.

Sourced to order against your BOM quantity; current pricing and lead time confirmed at quote through independent distribution channels.

Frequently asked questions

How do I get pricing and availability for 3RT1456-6LA06?

Submit an RFQ through this listing. Pricing and lead time are confirmed at quote time based on your quantity and delivery requirements, sourced through independent distribution.

What compliance documentation does Siemens provide for 3RT1456-6LA06?

The part carries SIRIUS branding and is designed to Siemens industrial standards. Specific compliance certificates (RoHS, REACH, UL, IEC) are typically included in the manufacturer's documentation package available on request.

MPN
3RT1456-6LA06