Siemens 3RU Overload Relay 1NO + 1NC, 34 → 40 A F.L.C, 40 A Contact Rating, 18.5 kW, 3P, SIRIUS Innovation

RS Stock No.:: 706-1683
Mfr. Part No.:: 3RU2126-4FB0
Brand:: Siemens

Siemens 3RU Overload Relay 1NO + 1NC, 34 → 40 A F.L.C, 40 A Contact Rating, 18.5 kW, 3P, SIRIUS Innovation

Image representative of range

3 In stock - FREE next working day delivery available

Added

Price Each

£67.97

(exc. VAT)

£81.56

(inc. VAT)

Units	Per unit
1 +	£67.97

RS Stock No.:: 706-1683
Mfr. Part No.:: 3RU2126-4FB0
Brand:: Siemens

Technical Reference

Legislation and Compliance

COO (Country of Origin):: DE

Product Details

Overload Relay - 3RU range

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

Note

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

Approvals

CE, UL, CSA

Specifications

Attribute	Value
FLC Motor Rating	34 → 40 A
Contact Current Rating	40 A
Range	SIRIUS Innovation
Pole Configuration	3P
Series	3RU
Mounting Style	Direct Contactor
Power Rating	18.5 kW
Normal State Configuration	1NO + 1NC
Terminal Type	Screw
Reset Method	Automatic, Manual
Number Of Auxiliary Contacts	2
Width	45mm
Depth	73mm
Length	87mm
Maximum Operating Temperature	+70°C
Minimum Operating Temperature	-40°C
Operating Temperature Range	-40 → +70 °C
Contact Voltage Rating	690 V ac

RS Stock No.:: 706-1683
Mfr. Part No.:: 3RU2126-4FB0
Brand:: Siemens