Siemens SIRIUS 3RH2122-1BC40 auxiliary contactor, size S00, 2 instantaneous NO contacts, 10 A at 24 V, screw and snap-on 35 mm DIN rail mount.
| Parameter | Value |
|---|---|
| Contactor frame size | S00 |
| Parameter | Value |
|---|---|
| Rated operational current, AC-12, max. | 10 A |
| Rated value @ 400 V | 3 A |
| Rated value @ 500 V | 2 A |
| Rated value @ 690 V | 1 A |
| Rated value @ 230 V | 10 A |
| Rated value @ 24 V | 10 A |
| Rated value @ 60 V | 4.7 A |
| Rated value @ 110 V | 3 A |
| Rated value @ 220 V | 1.2 A |
| Parameter | Value |
|---|---|
| Control supply voltage type | DC |
| Parameter | Value |
|---|---|
| Auxiliary contact reliability | 1 faulty switching per 100 million (17 V, 1 mA) |
| Parameter | Value |
|---|---|
| Conductor cross-section, solid or stranded | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²), 2x 4 mm² |
| Conductor cross-section, finely stranded w/ ferrule | 2x (0.5 ... 1.5 mm²), 2x (0.75 ... 2.5 mm²) |
| Mounting method | screw and snap-on mounting onto 35 mm standard mounting rail |
| Parameter | Value |
|---|---|
| Durability (operating cycles, typ.) | 30 000 000 |
| 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 | 45 mm |
| Height | 57.5 mm |
| Depth | 73 mm |
| Parameter | Value |
|---|---|
| At AC | 10 000 1/h |
The 3RH2122-1BC40: Clearance distances: 10 mm upwards/forwards/downwards, 6 mm at sides. Degree of pollution 3 means it is rated for industrial atmospheres with conductive dust or condensation.
Rated for 10,000 switching cycles per hour at AC; arcing time 10–15 ms. DC switching time 7–13 ms. Operates in -25 to +60 °C ambient, stores at -55 to +80 °C. The 4 W DC coil holding power keeps thermal rise low in a crowded panel.
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Siemens SIRIUS auxiliary contactor, Size S00, 3RH2122-1BG40, screw and snap-on mounting onto 35 mm DIN rail, 73 mm depth, 45 mm width, 57.5 mm height.
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Siemens SIRIUS auxiliary contactor, Size S00, 2 instantaneous NO contacts, screw and snap-on mounting onto 35 mm DIN rail, 10 A at 24 V rated value, depth 73 mm, width 45 mm, height 57.5 mm.
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