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3RT20371NB343MA0 Tech Specifications

Category Contactors (Electromechanical)
Manufacturer Siemens
Mounting Type Chassis Mount, DIN Rail
Mfr Siemens
Product Status Active
Contact Materials -
CoilResistance -
Base Product Number 3RT2037
Dim (W x H x D) 55 x 114 x 174 mm
RoHS-compliant Yes
Connections Screws
No. of pins 3-pin
Number of auxiliary contacts as normally open contact 2auxiliary contacts as normally open contacts
Nominal voltage 690V AC
Number of normally open contacts as main contact 3normally open contacts as main contacts
Rated operation current Ie at AC-4, 400 V 55A
Min. temperature -25°C
Rated operation current Ie at AC-3, 400 V 65A
Content 1pc(s)
Max. temperature +60°C
Rated operation power at AC-3, 400 V 30kW
Rated operation current Ie at AC-1, 400 V 80A
Number of auxiliary contacts as normally closed contact 2auxiliary contacts as normally closed contacts
Rated control supply voltage at AC 50 Hz 20 - 33
Type of electrical connection of main circuit Screw connection
Modular version Yes
Rated operation power NEMA 36.775
Rated control supply voltage at AC 60 Hz 20 - 33
Voltage type for actuating AC/DC
Number of normally closed contacts as main contact 0
Rated operation power at AC-4, 400 V 30
Rated control supply voltage at DC 20 - 33
Maximum Operating Temperature +60°C
Minimum Operating Temperature -25°C
Range SIRIUS Innovation
Operating Temperature -25°C ~ 60°C
Series 3RT2
Type S2
Power Rating 30 kW
Depth 174mm
Termination Style Screw Terminal
Durability 1000 0000
Number of Poles 3Poles
Contact Current Rating 80 A
Contact Form 3PST-NO (3 Form A)
Terminal Type Screw
Operate Time 110 ms
Coil Voltage 20 ~ 33VAC/DC
Switching Voltage 690VAC - Max
Release Time 55 ms
Must Operate Voltage -
Contact Rating (Current) 65 A
Coil Power 23W
Must Release Voltage -
Features Auxiliary Contacts
Width 55mm
Height 114mm
Length 55mm
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