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The Siemens 3RT1055-6AF36 is a robust power contactor designed for three-phase applications. This unit accommodates a current rating of 150A and a power output of 75 kW at 400 VAC, making it suitable for substantial electrical loads.
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| Manufacturer | Siemens |
|---|---|
| Product Line | SIRIUS |
| Part Number | 3RT1055-6AF36 |
| UPC | 754554766324 |
| Weight | 7.38 lbs (3.35 kg) |
| Name | Power Contactor |
| Number of Phases | 3-phase |
| Current Rating | 150A |
| Power Rating (kW) | 75 kW at 400 VAC |
| AC Voltage Class | 400 VAC |
| DC Voltage Rating | 110 to 127 VDC |
| AC Supply Frequency | 50 to 60 Hz |
| Number of Poles | 3-pole |
| Number of Auxiliary Contacts | 4 |
| Number of Normally Open Contacts | 2 |
| Number of Normally Closed Contacts | 2 |
| Busbar Control | Yes |
| Connection | Screw Terminal |
The Siemens 3RT1055-6AF36 power contactor is engineered for efficient performance in three-phase systems. It has a significant current rating of 150A, ensuring it can handle considerable electrical demands. This contractor operates at a power rating of 75 kW when supplied with 400 V AC, making it suitable for various industrial applications. The device also supports a DC voltage range of 110 to 127 VDC, enhancing its flexibility in various scenarios.
With an operating frequency range of 50 to 60 Hz, the 3RT1055-6AF36 contactor maintains compatibility with standard supply signals. It is designed to have three poles, and in terms of control features, it includes four auxiliary contacts, with two being normally open and two normally closed. The inclusion of busbar control further allows for efficient power distribution.
Connections are facilitated via screw terminals, ensuring secure and reliable wiring setups. Weighing in at 3.36 kg, the 3RT1055-6AF36 contactor's dimensions of 190 mm in length, 129 mm in width, and 181 mm in height make it reasonably compact for installation needs.