3RT2037-1NP30

Siemens 3RT2037-1NP30 contactor, Size S2, 3-pole, 65A
Siemens 3RT2037-1NP30 contactor, Size S2, 3-pole, 65A

The Siemens 3RT2037-1NP30 contactor is a SIRIUS 3RT2 series S2, 3-pole contactor with AC-3 rated current of 65A, power of 30kW (400V), control voltage of 175-280VAC/DC, equipped with 1NO+1NC auxiliary contacts, and has a built-in surge suppressor.

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Siemens 3RT2037-1NP30 contactor, Size S2, 3-pole, 65A
Product Positioning

The Siemens 3RT2037-1NP30 contactor belongs to the SIRIUS 3RT2 series, Size S2, 3-pole standard model, AC-3 rated current 65A, power 30kW (400V), suitable for direct starting and frequent switching applications of medium to large motors. The Siemens 3RT2037-1NP30 controls voltages from 175-280VAC/DC, 50/60Hz, features built-in rheostat surge suppression, and is equipped with 1NO+1NC auxiliary contacts for feedback signals.

Core Product Advantages and Features
Size S2 standard 3-pole contactor
The AC-3 has a rated current of 65A and a power of 30kW (400V), and is suitable for switching medium and large motors.
Control voltage 175-280VAC/DC
It features a 50/60Hz wide-range design and a built-in surge suppressor protection control circuit.
1NO+1NC auxiliary contact
Provides status monitoring signals to facilitate automated interlocking control.
Screw terminals, 35mm guide rail
Mechanical life of 10 million cycles, insulation voltage of 690V, and easy installation.
project Specification
Rated current AC-3 65A (400V)
Rated power AC-3 30kW (400V)
Rated current AC-1 80A
Extreme number 3 poles
Control voltage 175-280VAC/DC, 50/60Hz
Auxiliary contact configuration 1NO+1NC
Terminal type Screw terminals
net weight Approximately 1.14 kg
Rated insulation voltage Ui 690V
Rated impulse withstand voltage Uimp 6kV
Protection level IP20 (front) / IP00 (terminal)
Mechanical life 10 million times
External dimensions 55 (width) × 114 (height) × 130 (depth) mm
Installation method 35mm standard guide rail clamping/screw fixing
Applicable series/sizes SIRIUS 3RT2, Size S2
Certification CE, UL, CSA, CCC

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