3RT1054-1NF36 - Siemens
power contactor, AC-3e/AC-3 115 A, 55 kW / 400 V, AC (50-60 Hz) / DC Uc: 96-127 V PLC input 24 V DC 3-pole, auxiliary contacts 2 NO + 2 NC drive: electronic main circuit: box terminal control and auxiliary circuit: screw terminal
Specifications
| Parameter | Value |
|---|---|
| Contactor frame size | S6 |
| Parameter | Value |
|---|---|
| Rated operational current, AC-12, max. | 10 A |
| Rated operational current, AC-4 @ 400 V | 97 A |
| Rated value @ 400 V | 3 A |
| Rated value @ 500 V | 2 A |
| Rated value @ 690 V | 1 A |
| Rated value @ 230 V | 25 hp |
| 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 |
| Parameter | Value |
|---|---|
| Control supply voltage type | AC/DC |
| Rated value @ 50 Hz | 0.6 |
| Rated value @ 50 Hz | 96 ... 127 V |
| Parameter | Value |
|---|---|
| Main poles | 3 |
| Main NO contacts | 3 |
| Auxiliary contact reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
| Parameter | Value |
|---|---|
| Short-circuit coordination type 1, fuse | gG: 355 A (690 V, 100 kA) |
| Short-circuit coordination type 2, fuse | gG: 250 A (690 V, 100 kA), aM: 200 A (690 V, 50 kA), BS88: 250 A (415 V, 50 kA) |
| Aux. switch short-circuit protection, fuse | gG: 10 A (500 V, 1 kA) |
| Parameter | Value |
|---|---|
| Main circuit connection | box terminal |
| Aux. / control circuit connection | screw-type terminals |
| Conductor cross-section, solid | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), max. 2x (0.75 ... 4 mm²) |
| Conductor cross-section, solid or stranded | 2x (0,5 ... 1,5 mm²), 2x (0,75 ... 2,5 mm²), max. 2x (0,75 ... 4 mm²) |
| Conductor cross-section, finely stranded w/ ferrule | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| Mounting method | screw fixing |
| Side-by-side mounting | Yes |
| Parameter | Value |
|---|---|
| Durability (operating cycles, typ.) | 10 000 000 |
| Durability with aux. switch block (cycles, typ.) | 10 000 000 |
| Parameter | Value |
|---|---|
| Operating temperature range | -25 ... +60 °C |
| Storage temperature range | -55 ... +80 °C |
| Installation altitude, max. | 2 000 m |
| Parameter | Value |
|---|---|
| Width | 120 mm |
| Height | 172 mm |
| Depth | 170 mm |
| Parameter | Value |
|---|---|
| At AC | 80 ... 90 ms |
Frequently asked questions
What are the AC-3e ratings of the 3RT1054-1NF36 at 400V?
Buyers need confirmed 115A / 55kW ratings and AC-3e certification before substituting or approving the contactor.
What is the coil voltage (Uc) and PLC input interface of the 3RT1054-1NF36?
Engineers must verify the 96-127V AC/DC drive versus the 24V DC PLC input variant to avoid mismatched control wiring.
Is the Siemens 3RT1054-1NF36 still in active production and what is the lead time?
Sourcing decisions hinge on whether the part is current, allocated, or approaching obsolescence with no migration path.
Where can I buy the 3RT1054-1NF36 from an authorized Siemens distributor with traceable stock?
Counterfeit and gray-market risk on allocated Sirius parts is high; authorized channels and test documentation protect the buyer.
What is an equivalent or direct replacement for the 3RT1054-1NF36?
Maintenance teams need mechanically compatible drop-in replacements without breaking the 24V DC PLC interface.
How do I wire the 3RT1054-1NF36 including torque, wire gauge, and auxiliary 2NO+2NC block?
Panel builders need box-terminal torque values, DIN-rail cutout dimensions, and the correct auxiliary contact block part number.