3RT2037-1AN22

The Siemens 3RT2037-1AN22 contactor belongs to the SIRIUS 3RT2 series, Size S2, 3 poles, AC-3 rated 65A, 30kW (400V), control voltage 220V AC 50/60Hz, and is equipped with 1NO+1NC auxiliary contacts.

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Siemens 3RT2037-1AN22 SIRIUS 3RT2 contactor, Size S2, 3-pole, 220V AC 50/60Hz
Product Positioning

The Siemens 3RT2037-1AN22 contactor belongs to the SIRIUS 3RT2 series, has a size S2 housing, a 3-pole main contact design, an AC-3 rated current of 65A, a power of 30kW (400V), and can withstand an insulation voltage of 690V and an impulse withstand voltage of 6kV. The Siemens 3RT2037-1AN22 controls at 220V AC 50/60Hz, has 1 NO + 1 NC auxiliary contacts, a mechanical life of 10 million cycles, and is suitable for use with thermal overload relays to form a standard three-phase motor starting circuit.

Core Product Advantages and Features
AC-3 rated 65A, 30kW
A 30kW three-phase motor can be started directly under 400V, suitable for switching the main circuit of medium and large loads.
220V AC control voltage
The coil is universal for 50/60Hz and has 1 NO + 1 NC auxiliary contacts built in for convenient circuit monitoring and feedback.
690V insulation, 6kV impact resistant
The front panel has IP20 protection and a mechanical life of 10 million cycles, meeting the requirements for long-term industrial operation.
Size S2 compact housing
With dimensions of 55×114×130mm, it can be mounted on a 35mm DIN rail, offering high flexibility in tray configuration.
project Specification
Control/coil voltage 220V AC 50/60Hz
AC-3 rated current 65 A (400V)
AC-3 rated power 30 kW (400V)
Extreme number 3 poles
Auxiliary contact 1NO+1NC (built-in basic type)
Insulation voltage 690V
Rated impulse withstand voltage 6kV
Protection level IP20 (front) / IP00 (terminal)
Mechanical life 10 million times
External dimensions 55×114×130mm (width×height×depth)
Installation method 35mm DIN rail clamping or screw fixing
Applicable series/sizes SIRIUS 3RT2, Size S2
Operating ambient temperature -25°C ~ +60°C

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