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Siemens 3RU2116-1CB0 Thermal Overload Relay - 1.8-2.5A

Siemens 3RU2116-1CB0 thermal overload relay for motor protection.

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ManufacturerSiemens

Part number3RU2116-1CB0

Current Setting 1.8-2.5 A

Size S00

Class 10

Reset Manual/Automatic

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Thermal overload protection Motor protection Size S00 Class 10 Screw terminals Manual/Automatic reset

Product description

The Siemens 3RU2116-1CB0 is a thermal overload relay designed for motor protection. It offers a current setting range of 1.8 to 2.5 Amps and is built for Size S00 applications, adhering to Class 10 protection standards. This relay features screw terminals for both main and auxiliary circuits and supports manual or automatic reset.

This overload relay is ideal for protecting electric motors in various industrial applications, including pump control, conveyor systems, and fan drives. It is commonly used in manufacturing, processing plants, and building automation systems where reliable motor safeguarding is critical.

As a veteran-owned surplus parts distributor, Stanlo Automation provides access to high-quality industrial components like the Siemens 3RU2116-1CB0. We ensure reliable sourcing and competitive pricing, helping you maintain operational efficiency and minimize downtime.

Technical specifications

Current Setting	1.8-2.5 A
Size	S00
Class	10
Reset	Manual/Automatic
Main Circuit Terminals	Screw
Auxiliary Circuit Terminals	Screw
Mounting	Contactor Mounting

Common applications

Motor control

Pump systems

Fan drives

Conveyor systems

Manufacturing equipment

Industrial automation

Compatible systems

Compatible with Siemens 3RT contactors; S00 size

Also known as

Siemens 3RU2116-1CB0 SIRIUS 3RU21 Overload Relay Siemens Motor Protection Relay

Replaces / compatible with

This relay is designed for direct mounting on compatible Siemens contactors and is part of the SIRIUS 3RU21 series. It replaces older or specific overload protection modules requiring similar specifications.

Technical note

Expert tip

Ensure proper wiring of main and auxiliary circuits for reliable operation; manual or automatic reset selection depends on application safety requirements.

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Frequently asked questions

What is the current setting range for the Siemens 3RU2116-1CB0 overload relay?

The Siemens 3RU2116-1CB0 overload relay has an adjustable current setting range of 1.8 to 2.5 Amps. This allows for precise calibration to protect motors within this specific current range from thermal overload conditions.