Specification	3RT20373AC20

Coil Power	188 VA
Coil Voltage	24 VDC
Contact Form	A, PST-NO, Form, 3
Contact Rating (Current)	65 A
Features	Auxiliary Contacts
Mounting Type	Chassis Mount, DIN Rail
Must Operate Voltage	20.4 VDC
Operate Time	80 ms
Operating Temperature (Max)	60 °C
Operating Temperature (Min)	-25 °C
Pin Count	3 pins
Release Time	18 ms
Switching Voltage AC (Max)	690 VAC
Termination Style	Screw Terminal

3RT2037 Series

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Part	Release Time	Coil Power	Operate Time	Pin Count	Contact Form	Features	Coil Voltage	Operating Temperature (Min)	Operating Temperature (Max)	Must Operate Voltage	Contact Rating (Current)	Mounting Type	Switching Voltage AC (Max)	Termination Style	Coil Voltage (Type)	Coil Voltage (Min)	Coil Voltage (Max)
Siemens 3RT20371AB00	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	24 VDC	-25 °C	60 °C	19.2 V	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20371AF00	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	110 V	-25 °C	60 °C	88 V	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20373XB400LA2	55 ms	23 W	110 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	24 VDC	-40 °C	70 °C	16.8 VDC	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20371AC200LE0	18 ms	188 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	24 VDC	-25 °C	60 °C	20.4 VDC	80 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20371NF34	55 ms	23 W	110 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts		-25 °C	60 °C		65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal	AC DC	83 VAC/DC	155 VAC/DC
Siemens 3RT20373AH00	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	48 V	-25 °C	60 °C	38.4 V	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20371AP001AA0	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	230 VDC	-25 °C	60 °C	184 VDC	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20373AP00	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	230 VDC	-25 °C	60 °C	184 VDC	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20371AP043MA0	18 ms	190 VA	80 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	230 VDC	-25 °C	60 °C	184 VDC	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal
Siemens 3RT20373XF400LA2	55 ms	23 W	110 ms	3 pins	3 A Form PST-NO	Auxiliary Contacts	110 V	-40 °C	70 °C	77 VAC	65 A	Chassis Mount DIN Rail	690 VAC	Screw Terminal

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CAD

3D models and CAD resources for this part

Documents

Technical documentation and resources

SIRIUS Contactor Selection Guide.pdy

SIRIUS Contactor Fail Safe Brochure

SIRIUS Contactor Simply Switch Safely WhitePaper

3RT20373AC20 | Datasheet