Siemens SIRIUS S0 power contactor
3RT2027-1BB40
SIRIUS S0 power contactor, 15 kW at 400 V, 32 A AC-3 / AC-3e, 3 pole. 24 V DC coil, 1 NO + 1 NC, screw terminals.
- Motor rating
- 15 kW
- Coil
- 24 V DC

Product specification
3RT2027-1BB40
SIRIUS S0 power contactor, 15 kW at 400 V, 32 A AC-3 / AC-3e, 3 pole. 24 V DC coil, 1 NO + 1 NC, screw terminals.
Dimensions & specifications
Motor ratings shown are for 400 V AC-3 / AC-3e. Select against the motor nameplate current; coil supply is a separate choice.
Accessories & related parts
3RT2027-1BB40 — specifications & documents
SIRIUS S0 power contactor, 15 kW at 400 V, 32 A AC-3 / AC-3e, 3 pole. 24 V DC coil, 1 NO + 1 NC, screw terminals.
| Motor rating at 400 V | 15 kW |
|---|---|
| Rated current (AC-3 / AC-3e) | 32 A |
| Coil voltage | 24 V DC |
| Poles | 3 |
| Supplied auxiliary contacts | 1 NO + 1 NC |
| Size | S0 |
| Connection | Screw terminals |
| Coil suppression | Optional matched suppressor |
| Manufacturer | Siemens |
Related parts
- 3RH2911-1HA11 SIRIUS front-mounted auxiliary contact block, 1 NO + 1 NC, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA22 SIRIUS front-mounted auxiliary contact block, 2 NO + 2 NC, screw terminals. For compatible 3RT2 contactors.
- 3RT2926-1BB00 SIRIUS varistor surge suppressor for size S0, 24–48 V AC / 24–70 V DC.
- 3RH2911-1HA01 SIRIUS front-mounted auxiliary contact block, 1 NC, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA02 SIRIUS front-mounted auxiliary contact block, 2 NC, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA10 SIRIUS front-mounted auxiliary contact block, 1 NO, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA20 SIRIUS front-mounted auxiliary contact block, 2 NO, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA13 SIRIUS front-mounted auxiliary contact block, 1 NO + 3 NC, screw terminals. For compatible 3RT2 contactors.
- 3RH2911-1HA31 SIRIUS front-mounted auxiliary contact block, 3 NO + 1 NC, screw terminals. For compatible 3RT2 contactors.
- 3RH2921-1DA02 SIRIUS side-mounted auxiliary contact block, 2 NC, screw terminals. For compatible S0 motor contactors.
- 3RH2921-1DA11 SIRIUS side-mounted auxiliary contact block, 1 NO + 1 NC, screw terminals. For compatible S0 motor contactors.
- 3RH2921-1DA20 SIRIUS side-mounted auxiliary contact block, 2 NO, screw terminals. For compatible S0 motor contactors.
- 3RU2126-1CB0 SIRIUS 3RU2 thermal overload relay, 1.8–2.5 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1DB0 SIRIUS 3RU2 thermal overload relay, 2.2–3.2 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1EB0 SIRIUS 3RU2 thermal overload relay, 2.8–4 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1FB0 SIRIUS 3RU2 thermal overload relay, 3.5–5 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1GB0 SIRIUS 3RU2 thermal overload relay, 4.5–6.3 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1HB0 SIRIUS 3RU2 thermal overload relay, 5.5–8 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1JB0 SIRIUS 3RU2 thermal overload relay, 7–10 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-1KB0 SIRIUS 3RU2 thermal overload relay, 9–12.5 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4AB0 SIRIUS 3RU2 thermal overload relay, 11–16 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4BB0 SIRIUS 3RU2 thermal overload relay, 14–20 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4CB0 SIRIUS 3RU2 thermal overload relay, 17–22 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4DB0 SIRIUS 3RU2 thermal overload relay, 20–25 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4NB0 SIRIUS 3RU2 thermal overload relay, 23–28 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4EB0 SIRIUS 3RU2 thermal overload relay, 27–32 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4PB0 SIRIUS 3RU2 thermal overload relay, 30–36 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
- 3RU2126-4FB0 SIRIUS 3RU2 thermal overload relay, 34–40 A, size S0, CLASS 10, screw terminals. Direct mounting to matching 3RT202 contactor; separate mounting support available.
