Thermal Overload Relays from RS Components, Ltd.


1229501 -- View Larger Image

The 3RU21 thermal overload relays up to 80 A have been designed for current-sensitive protection of loads with normal starting. These thermal overload relays for use with Sirius Size S0 & S00 Contactors
Switch position indicator and test function. STOP button. Selector switch for manual/automatic reset. Screw connection or Spring-clamp versions. Impulse voltage resistance 6 kV. Insulation voltage 690V. Surface or DIN-rail stand-alone mounts available, see 706-1699 etc
FLC Motor Rating = 3.2 A
Contact Current Rating = 3 A
Pole Configuration = 3P
Range = Sirius Innovation
Contact Voltage Rating = 690 V
Mounting Style = Stand Alone
Series = 3RU2
Normal State Configuration = NO/NC
Number Of Auxiliary Contacts = 2
Terminal Type = Cage Clamp


Siemens Corporation
Manufacturer Part Number
Product Category
Thermal Overload Relays
Contact Current
3 amps
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