3RT2038-3KB40
Siemens 3RT2038-3KB40 SIRIUS contactor, 3-pole, Size S2, AC-3 rated 80A, 37kW (400V), control voltage 24V DC, with 1NO+1NC auxiliary contacts.
Product Positioning
The Siemens 3RT2038-3KB40 contactor is a SIRIUS 3RT2 series, Size S2, 3-pole design, AC-3 rated current 80A, 37kW (400V), and includes a surge suppression circuit, suitable for DC control systems. The Siemens 3RT2038-3KB40 controls at 24V DC, equipped with 1 NO + 1 NC auxiliary contacts, and has a maximum rated operating voltage of 690V.
Core Product Advantages and Features
Size S2 three-pole contactor
AC-3 rated current 80A, 37kW (400V), suitable for starting and switching medium and large motors.
Control voltage 24V DC
The 24V DC coil has a built-in surge suppression circuit, suitable for 2A PLC output control.
1NO+1NC auxiliary contact
One set is normally open and one set is normally closed, for use in status feedback and interlock control.
High mechanical life design
Mechanical life up to 10 million cycles, insulation voltage 690V, protection level IP20.