3RT2038-1AL20

Siemens 3RT2038-1AL20 Contactor, S2 size/3 poles/80A
Siemens 3RT2038-1AL20 Contactor, S2 size/3 poles/80A

The Siemens 3RT2038-1AL20 contactor, part of the SIRIUS 3RT2 series, is an S2/3-pole contactor with an AC-3 rated capacity of 80A and 37kW (400V). It operates at 230VAC and features 1 NO + 1 NC auxiliary contact. The contactor is rated for 690V insulation, IP20 rating, and has a mechanical life of 10 million cycles.

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Siemens 3RT2038-1AL20 Contactor, S2 size/3 poles/80A
Product Positioning

The Siemens 3RT2038-1AL20 contactor is a SIRIUS 3RT2 series S2 size, 3-pole design, AC-3 rated current 80A, 37kW (400V), suitable for direct starting and switching circuits of medium to large three-phase motors. The Siemens 3RT2038-1AL20 controls at 230VAC, 50/60Hz, and is equipped with 1NO+1NC auxiliary contacts. It has an insulation voltage of 690V, an IP20 protection class, and a mechanical life of 10 million operations.

Core Product Advantages and Features
S2 size 3-pole main contactor
AC-3 rated current 80A, 37kW (400V), suitable for starting and switching medium and large motors.
230VAC control voltage
Powered by 50/60Hz, with 1NO+1NC auxiliary contacts, providing a simple and reliable feedback signal.
690V insulation, IP20 protection
It can withstand 6kV surge voltage and has a mechanical life of 10 million operating cycles.
Screw terminal installation
The main circuit uses screw terminals and has passed multiple international certifications such as UL, CSA, CCC, KC, and EAC.
project Specification
Rated current (AC-3) 80A
Rated power 37kW (400V)
Extreme number 3 poles
Control/coil voltage 230VAC, 50/60Hz
Auxiliary contact configuration 1NO+1NC
Insulation voltage 690V
Protection level IP20
Surge withstand voltage 6kV
Mechanical life 10 million times
External dimensions 114×55×130 mm
weight Approximately 0.989 kg
Terminal type Screw terminals
Applicable series/sizes SIRIUS 3RT2, Size S2
Certification UL, CSA, CCC, KC, EAC, CE Declaration of Conformity

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