Siemens Soft starter 22kW 400V SIRIUS 3RW40

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Phase = 3
Supply voltage = 200 → 480 Vac
Rated current = 45 A
Operating voltage = 480 Vac
Control voltage = 110 → 230 Vac/dc
Power = 22 kW
Protection class = IP00
Total length = 170mm
Total width = 55mm
depth = 170mm
Operating temperature min. = -25°C
Operating temperature max. = +60°C
Series = 3RW40

Depth dimensions shown are total depth for each unit. Sirius 3RW40. Can be integrated into a motor control system that includes other Sirius control unit products such as. 3-pole overload switches from the 3RV10 series (see the section on control devices) Two phase control as well as soft starting and stopping of three-phase asynchronous motors Low power loss Switch-on voltage adjustable from 40 to 100 % of the operating voltage Integrated bypass contacts DIN-DIN rail mounting Compact design and dimensions Status display Electronic motor overload and intrinsic device protection Adjustable current limiting Optional thermistor motor protection (up to version S3) Integrated remote reset (up to version S3) Integrated auxiliary contacts "self-holding" and "starting". Self-stop contact is used for interlocking when control is done with a simple on/off switch. The starting end signal can be used to operate other parts of the plant such as a pump Ideal replacement for direct and star-delta starters.

Key specifications

Nominal current
45 A
Nominal voltage
480 V
Item number

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24 Months Statutory warranty

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