Siemens 3RU Overload Relay 1NO + 1NC, 2.2 → 3.2 A F.L.C, 3.2 A Contact Rating, 2.2 kW, 3P, SIRIUS Innovation

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

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

Screw terminals can only be used with screw terminal overloads and spring terminals can only be used with spring terminal overloads.

CE, UL, CSA

For products that are Customized and under Non-cancellable & Non-returnable, Sales & Conditions apply.

Siemens Sirius Range Contactor & Control Relays