3RT2037-1AG20

Siemens 3RT2037-1AG20 SIRIUS 3RT2 contactor, Size S2, 3-pole, 110V AC 50/60Hz
Siemens 3RT2037-1AG20 SIRIUS 3RT2 contactor, Size S2, 3-pole, 110V AC 50/60Hz

The Siemens 3RT2037-1AG20 contactor belongs to the SIRIUS 3RT2 series, Size S2, 3 poles, AC-3 rated 65A, 30kW (400V), control voltage 110V AC 50/60Hz, and is equipped with 1NO+1NC auxiliary contacts.

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Siemens 3RT2037-1AG20 SIRIUS 3RT2 contactor, Size S2, 3-pole, 110V AC 50/60Hz
Product Positioning

The Siemens 3RT2037-1AG20 contactor belongs to the SIRIUS 3RT2 series, with a size S2 housing. It features a 3-pole main contact design, an AC-3 rated current of 65A, a power of 30kW (400V), and can withstand 690V insulation voltage and 6kV impulse withstand voltage. The Siemens 3RT2037-1AG20 controls at 110V AC 50/60Hz, has 1 NO + 1 NC auxiliary contacts, and a mechanical life of 10 million cycles. It 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 switched under 400V rated voltage, suitable for standard motor control circuits.
110V AC 50/60Hz coil
Dual-frequency universal design, with built-in 1NO+1NC auxiliary contacts for circuit monitoring.
690V insulation, IP20 protection
With an impulse withstand voltage of 6kV and a mechanical life of 10 million cycles, it is suitable for long-term operation.
Size S2 compact design
55×114×130mm, 35mm DIN rail mounting, convenient for installation and maintenance.
project Specification
Control/coil voltage 110V 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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