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3RT20282AL20 Tech Specifications

Category Contactors (Electromechanical)
Manufacturer Siemens
Mounting Type Chassis Mount, DIN Rail
Mfr Siemens
Package Box
Product Status Active
Contact Materials -
CoilResistance -
Base Product Number 3RT2028
Dim (W x H x D) 45 x 102 x 97 mm
RoHS-compliant Yes
Connections Spring-loaded connector
No. of pins 3-pin
Number of auxiliary contacts as normally open contact 1
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 22A
Min. temperature -25°C
Rated operation current Ie at AC-3, 400 V 38A
Content 1pc(s)
Max. temperature +60°C
Rated operation power at AC-3, 400 V 18.5kW
Rated operation current Ie at AC-1, 400 V 50A
Number of auxiliary contacts as normally closed contact 1
Range SIRIUS
Rated control supply voltage at DC 0 - 0
Rated operation power at AC-4, 400 V 11
Number of normally closed contacts as main contact 0
Voltage type for actuating AC
Rated control supply voltage at AC 60 Hz 230 - 230
Rated operation power NEMA 18.387
Modular version Yes
Type of electrical connection of main circuit Spring clamp connection
Rated control supply voltage at AC 50 Hz 230 - 230
Series SIRIUS
Operating Temperature -25°C ~ 60°C
Type S0
Power Rating 18.5 kW
Depth 97mm
Termination Style Screw Terminal
Function Reversing
Durability 1000 0000
Number of Poles 3Poles
Contact Form 3PST-NO (3 Form A)
Operate Time 40 ms
Coil Voltage 230VAC
Switching Voltage 690VAC - Max
Release Time 16 ms
Must Operate Voltage 195.5 VAC
Contact Rating (Current) 38 A
Coil Power 79VA
Must Release Voltage -
Features Auxiliary Contacts
Width 45mm
Height 102mm
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