Siemens Sirius 3RT1045-1AP00 three‑pole power contactor, AC‑3 80 A / 37 kW at 400 V with 230 V AC 50 Hz coil, in good working used condition.
-
Brand: Siemens
-
Series: Sirius Classic 3RT1
-
Model: 3RT1045-1AP00 (family 3RT1045-1A..0)
-
Type: IEC power contactor for motor control
-
Main contacts: 3 NO (3-pole)
-
Coil voltage: 230 V AC, 50 Hz (standard for “AP00” version)
-
Rated operational current AC‑3: 80 A at 400 V
-
Rated operational power AC‑3: 37 kW at 400 V
-
Rated operational current AC‑1: up to 120 A at 400 V (per label: Ie AC‑1 120 A, Ui 1000 V)
-
Utilization categories: AC‑3 / AC‑1 according to IEC/EN 60947‑4‑1
-
Frame size: S3, screw terminals
-
Country of manufacture: Made in Germany (rear label)
For complete ratings (breaking capacities, wiring diagrams, etc.), please refer to the Siemens 3RT1045‑1AP00 datasheet.
-
Used, good working condition removed from service.
-
Casing and front show normal cosmetic wear, light scratches and dust; terminals have typical installation marks but no apparent damage or overheating.
-
Contactor operates smoothly when manually actuated; coil energized successfully during a basic functional check (no load switching test).
-
Suitable for controlling large three‑phase motors and other loads up to 37 kW at 400 V when used with appropriate overload relay and short‑circuit protection in line with Siemens recommendations.
-
Supplied as a bare contactor only, without auxiliary blocks or original packaging; accessories like overload relays or replacement coils are available separately if required.
