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Siemens 3RT5066-6AR36 — Contactors

Siemens 3RT5066-6AR36 SIRIUS S10 Power Contactor, 440-480V 5

MPN3RT5066-6AR36

Siemens SIRIUS S10 power contactor, 3RT5066-6AR36, screw-type terminals, coil 440-480 V 50/60 Hz, rated insulation voltage 1000 V, size S10.

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

3RT5066-6AR36 — Identification
ParameterValue
Contactor frame sizeS10
3RT5066-6AR36 — Ratings & Performance
ParameterValue
Rated operational current, AC-12, max.10 A
Rated value @ 400 V3 A
Rated value @ 690 V112 kW
Rated value @ 230 V6 A
Rated value @ 24 V6 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT5066-6AR36 — Control & Coil
ParameterValue
Control supply voltage typeAC/DC
Rated value @ 50 Hz0.9
Rated value @ 50 Hz440 ... 480 V
3RT5066-6AR36 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
3RT5066-6AR36 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusefuse gL/gG: 500 A
Short-circuit coordination type 2, fusefuse gL/gG: 400 A
Aux. switch short-circuit protection, fusefuse gL/gG: 10 A
3RT5066-6AR36 — Connection & Mounting
ParameterValue
Main circuit connectionscrew-type terminals
Aux. / control circuit connectionscrew-type terminals
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
3RT5066-6AR36 — Durability
ParameterValue
Durability (operating cycles, typ.)10 000 000
Durability with aux. switch block (cycles, typ.)10 000 000
3RT5066-6AR36 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT5066-6AR36 — Mechanical
ParameterValue
Width145 mm
Height210 mm
Depth202 mm
3RT5066-6AR36 — Specifications
ParameterValue
At AC2 000 1/h

Product details

The 3RT5066-6AR36: Mounting is by screw fixing. The contactor accepts a vertical mounting surface, rotatable ±90°, and tiltable ±22.5° to the front and back. Side-by-side mounting is permitted. Minimum conductor cross-section for the main circuit is 185 mm² at both 40 °C and 60 °C, with AWG cables from 2/0 to 500 kcmil. Dimensions are 210 mm high, 145 mm wide, and 202 mm deep.

Switching frequency and auxiliary contact ratings

Maximum switching frequency at AC-1 duty is 750 operations per hour; at AC-3 it is 500 operations per hour; at AC-4 it is 130 operations per hour. The contactor is rated for 2000 operations per hour at both AC and DC. Auxiliary contact ratings: 6 A at 24 V, 6 A at 230 V, 1 A at 110 V, 0.3 A at 220 V, and 3 A at 400 V. The surge suppressor design uses a varistor.

Frequently asked questions

What is the coil voltage for 3RT5066-6AR36?

The coil is rated for 440 to 480 V at both 50 Hz and 60 Hz.

What are the motor power ratings for this contactor?

At 60 °C, the motor power rating is 197 kW at 400 V and 340 kW at 690 V.

Where can I buy 3RT5066-6AR36?

This part is sourced and quoted to order against an RFQ through independent distribution; availability and current pricing are confirmed at quote time.

What are the physical dimensions of 3RT5066-6AR36?

The dimensions are 210 mm high, 145 mm wide, and 202 mm deep.

MPN
3RT5066-6AR36