Siemens SIRIUS 3RU2 Thermal Overload Relay 1NO + 1NC, 7 → 10 A F.L.C, 10 A Contact Rating, 4 kW, 3P, SIRIUS

RS stock no.:: 706-1588
Mfr. Part No.:: 3RU2116-1JB0
Manufacturer:: Siemens

Siemens SIRIUS 3RU2 Thermal Overload Relay 1NO + 1NC, 7 → 10 A F.L.C, 10 A Contact Rating, 4 kW, 3P, SIRIUS

Subtotal (1 unit)**

R 1 031,41

(exc. VAT)

R 1 186,12

(inc. VAT)

86 Available from UK/Europe in 4–6 working days for collection or delivery to major cities (Heavy, hazardous or lithium product excluded. Delivery T&C's apply)*

* Delivery dates may change based on your chosen quantity and delivery address.

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Units	Per unit
1 +	R 1 031,41

**price indicative

RS stock no.:: 706-1588
Mfr. Part No.:: 3RU2116-1JB0
Manufacturer:: Siemens

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

Siemens 3RU Series Overload Relay, 10A Contact Current Rating, 3-Pole Configuration - 3RU2116-1JB0

This overload relay is vital for motor protection in various industrial settings. It prevents motor damage by ensuring operation within specified current limits. Featuring performance and adaptability, it supports both automatic and manual reset options for diverse operational needs.

Features & Benefits

• Thermal overload protection ensures motor safety under varying loads
• Adjustable current response value from 7A to 10A increases flexibility
• High-temperature operating range of -40°C to +70°C accommodates diverse environments
• Integrated auxiliary contacts provide immediate operational status feedback
• Screw terminal connections enable secure and straightforward installation
• Compact design allows use in limited spaces without compromising quality

Applications

• Designed for industrial motor protection in automation systems
• Suitable for requiring thermal overload protection
• Compatible with 3-phase AC motors in mechanical setups
• Applicable in environments with high ambient temperatures
• Utilised in electrical cabinets needing precise motor control

How do I reset this device if it trips?

The device can be reset manually or automatically based on the configuration selected.

Is this overload relay compatible with all motor types?

It is specifically designed for 3-phase AC motors up to 10A.

What is the maximum installation altitude for this relay?

The maximum installation altitude is 2000m above sea level.

Can I use it in extreme temperature conditions?

Yes, it operates effectively within a temperature range of -40°C to +70°C.

What type of connection is used for installation?

It employs screw-type terminals for both main and auxiliary circuits.

Attribute	Value
FLC Motor Rating	7 → 10 A
Contact Current Rating	10 A
Range	SIRIUS
Pole Configuration	3P
Series	SIRIUS 3RU2
Mounting Style	Direct Contactor
Power Rating	4 kW
Normal State Configuration	1NO + 1NC
Terminal Type	Screw
Reset Method	Automatic, Manual
Number Of Auxiliary Contacts	2
Width	45mm
Length	87mm
Depth	73mm
Minimum Operating Temperature	-40°C
Maximum Operating Temperature	+70°C
Operating Temperature Range	-40 → +70 °C
Contact Voltage Rating	690 V ac