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Siemens SIRIUS 3RU2 Thermal Overload Relay, 1 NO/1 NC, 1.25A FLC, 3A Contact Rating, 750W, 3RU2116-0KC1

Name: Siemens SIRIUS 3RU2 Thermal Overload Relay, 1 NO/1 NC, 1.25A FLC, 3A Contact Rating, 750W, 3RU2116-0KC1
Brand: Siemens
SKU: 91107
Price: 120.21 USD
Availability: InStock

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Category Overload Relays Brand Siemens Condition New

Specifications

Country of Origin	Germany
Brand	Siemens
Length	45mm
Model	3RU2116-0KC1
Depth	101.9mm
IP Rating	IP20
Width	79.5mm
Mount Type	Stand Alone
Series	SIRIUS 3RU2
Power Rating	750W
Maximum Operating Temperature	70°C
Minimum Operating Temperature	-40°C
Terminal type	Spring Loaded
Supply Voltage	690V ac
Standards/Approvals	IEC 60529
Contact Voltage	690V ac
Reset Method	Automatic & Manual
Normal State Configuration	1 NO/1 NC
Relay Contact Current	3A
Number of Auxiliary Contacts	2
Pole and Throw Configuration	3
FLC Motor Rating	1.25A
Adjustable Current Range	0.9 → 1.25 A

Key Features

Features 1 NO and 1 NC auxiliary contact configuration for flexible circuit integration.
Rated Full Load Current (FLC) of 1.25A ensures compatibility with a range of motors.
3A contact current rating provides robust switching performance and operational durability.
750W power rating supports industrial motor control and overload protection tasks.
Spring-loaded terminal design simplifies mounting and connection in control panels.
IP20 rated for safe use and finger protection in electrical installations.
Automatic and manual reset methods support operational flexibility and safety.
Adjustable current range of 0.9 to 1.25A for customized overload protection.

Product Description

Siemens 3RU2116-0KC1 SIRIUS 3RU2 Thermal Overload Relay is designed to deliver reliable and accurate overload protection for electric motors and other equipment in industrial, manufacturing, and process automation environments. This relay provides both manual and automatic reset functions and integrates seamlessly into various control panels and systems.

Equipped with one normally open (NO) and one normally closed (NC) auxiliary contact, this device offers versatile wiring for integration into safety circuits and motor starters. The device supports a Full Load Current (FLC) of 1.25A and features a 3A contact rating, making it suitable for medium-power motor applications. With a maximum power rating of 750W, it helps safeguard equipment against overload-related damage.

Features spring-loaded terminals for secure, vibration resistant connections in busy control cabinets and machinery. IP20 rated housing enhances safety for technicians and operators, reducing the risk of accidental contact.

Operating temperature range extends from -40°C to 70°C, ensuring reliable performance in demanding environments. Adjustable current protection from 0.9 to 1.25A accommodates varying motor specifications and load profiles.

Automatic and manual reset options improve operational flexibility and recovery after fault events. Supplied in a compact housing, with dimensions of 45mm length, 79.5mm width, and 101.9mm depth, it is ideal for integration into standard panels.

This overload relay is part of the Siemens SIRIUS 3RU2 series, featuring proven compliance with IEC 60529 standards and a robust spring terminal connection system. Rated at up to 690V supply and contact voltage, it is suited for a variety of AC motor protection and automation tasks.

Industrial uses include safeguarding manufacturing equipment, HVAC systems, conveyor systems, water treatment plants, and process automation lines where thermal overload protection is critical for minimizing downtime and equipment damage.

For buyers seeking efficient, compact, and certified overload protection with high reliability and a wide operating temperature range, the Siemens 3RU2116-0KC1 is an ideal solution. Explore more industrial Overload Relays and Siemens motor protection devices in the Electronics & Electricals category at EnvMart.