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Siemens 3RT2016-1AM21 — Contactors

Siemens SIRIUS 3RT2016-1AM21 Power Contactor, Size S00, 45 m

MPN3RT2016-1AM21
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Siemens SIRIUS, power contactor, 3RT2016-1AM21, Size S00, 45 mm width, screw and snap-on mounting onto 35 mm DIN rail, screw-type terminals for main and auxiliary circuits.

$19.05Ref. price · indicative, final on quote
Sourced new & surplus through independent channelsAuthenticity-screened · ESD-safe packingListing updated Aug 2026

Specifications

3RT2016-1AM21 — Identification
ParameterValue
Contactor frame sizeS00
3RT2016-1AM21 — 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 V1 hp
Rated value @ 24 V10 A
Rated value @ 60 V2 A
Rated value @ 110 V1 A
Rated value @ 220 V0.3 A
3RT2016-1AM21 — Control & Coil
ParameterValue
Control supply voltage typeAC
Rated value @ 50 Hz0.25
Rated value @ 50 Hz208 V
3RT2016-1AM21 — Contacts & Poles
ParameterValue
Main poles3
Main NO contacts3
Auxiliary contact reliability1 faulty switching per 100 million (17 V, 1 mA)
3RT2016-1AM21 — Protection & Coordination
ParameterValue
Short-circuit coordination type 1, fusegG: 35A (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)
3RT2016-1AM21 — 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 DIN rail according to DIN EN 60715
Side-by-side mountingYes
3RT2016-1AM21 — Durability
ParameterValue
Durability (operating cycles, typ.)30 000 000
Durability with aux. switch block (cycles, typ.)10 000 000
3RT2016-1AM21 — Environmental
ParameterValue
Operating temperature range-25 ... +60 °C
Storage temperature range-55 ... +80 °C
Installation altitude, max.2 000 m
3RT2016-1AM21 — Mechanical
ParameterValue
Width45 mm
Height58 mm
Depth73 mm
3RT2016-1AM21 — Specifications
ParameterValue
At AC4 ... 15 ms

Product details

Mounting and integration notes

At 45 mm wide and 73 mm deep, this Size S00 contactor fits tightly on a DIN rail — you can pack several side by side with a 6 mm gap between units for airflow and wiring access. Storage range extends to -55 to +80 °C — that limit governs handling and shipping, not running.

Frequently asked questions

What is the depth of 3RT2016-1AM21?

The depth is 73 mm, which together with the 45 mm width and 58 mm height defines the Size S00 envelope.

What wire sizes does 3RT2016-1AM21 accept?

Solid or stranded conductors from 0.5 to 4 mm², with the screw-type terminals accepting up to 2x 4 mm² or 2x (0.75...2.5 mm²) per clamp.

Where can I buy 3RT2016-1AM21?

We source this part to order against an RFQ through independent distribution. Submit a quote request with your target quantity and delivery window; we confirm availability and current pricing at that time.

MPN
3RT2016-1AM21