Siemens 3RT1075-2AM36
MPN3RT1075-2AM36
Active
power contactor, AC-3e/AC-3 400 A, 200 kW / 400 V AC (50-60 Hz) / DC Uc: 200-220 V 3-pole, auxiliary contacts 2 NO + 2 NC drive: conventional main circuit: busbar control and auxiliary circuit: spring-loaded terminal
StockContact for availability
MOQ1 pcs
Sourced new & surplus through independent channelsListing updated Jun 2026
Specifications
Identification
| Parameter | Value |
|---|---|
| Contactor frame size | S12 |
Ratings & Performance
| Parameter | Value |
|---|---|
| Rated operational current, AC-12, max. | 10 A |
| Rated operational current, AC-4 @ 400 V | 350 A |
| Rated value @ 400 V | 3 A |
| Rated value @ 500 V | 2 A |
| Rated value @ 690 V | 1 A |
| Rated value @ 230 V | 6 A |
| Rated value @ 24 V | 10 A |
| Rated value @ 60 V | 2 A |
| Rated value @ 110 V | 1 A |
| Rated value @ 220 V | 0.3 A |
Control & Coil
| Parameter | Value |
|---|---|
| Control supply voltage type | AC/DC |
| Rated value @ 50 Hz | 0.9 |
| Rated value @ 50 Hz | 200 ... 220 V |
Contacts & Poles
| Parameter | Value |
|---|---|
| Main poles | 3 |
| Main NO contacts | 3 |
| Auxiliary contact reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
Protection & Coordination
| Parameter | Value |
|---|---|
| Short-circuit coordination type 1, fuse | gG: 630 A (690 V, 100 kA) |
| Short-circuit coordination type 2, fuse | gG: 500 A (690 V, 100 kA), aM: 400 A (690 V, 50 kA), BS88: 450 A (415 V, 50 kA) |
| Aux. switch short-circuit protection, fuse | gG: 10 A (500 V, 1 kA) |
Connection & Mounting
| Parameter | Value |
|---|---|
| Main circuit connection | Connection bar |
| Aux. / control circuit connection | spring-loaded terminals |
| Conductor cross-section, solid | 2x (0.25 ... 2.5 mm²) |
| Conductor cross-section, solid or stranded | 2x (0,25 ... 2,5 mm²) |
| Conductor cross-section, finely stranded w/ ferrule | 2x (0.25 ... 1.5 mm²) |
| Mounting method | screw fixing |
| Side-by-side mounting | Yes |
Durability
| Parameter | Value |
|---|---|
| Durability (operating cycles, typ.) | 10 000 000 |
| Durability with aux. switch block (cycles, typ.) | 10 000 000 |
Environmental
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -55 ... +80 °C |
| Installation altitude, max. | 2 000 m |
Mechanical
| Parameter | Value |
|---|---|
| Width | 160 mm |
| Height | 214 mm |
| Depth | 225 mm |
Specifications
| Parameter | Value |
|---|---|
| At AC | 60 ... 100 ms |
MPN
3RT1075-2AM36