The Siemens 3RU2116-0KB00-8K is a reliable Siemens SIRIUS Thermal Overload Relay designed for dependable motor overload protection in industrial electrical systems, motor starter panels, control cabinets, and automation applications. Part of the proven SIRIUS 3RU2 series, this thermal motor protection relay is designed to protect motors against prolonged overload conditions and excessive operating current.
The 3RU2116-0KB00-8K overload relay features a compact S00 frame size and is suitable for integration into industrial motor starter assemblies. Its thermal overload protection helps prevent excessive motor heating caused by sustained overcurrent, improving motor reliability and reducing the risk of unexpected downtime.
Designed for industrial motor control applications, the Siemens SIRIUS 3RU2 thermal overload relay can be used with compatible motor contactors to create reliable motor starter combinations. Its compact construction makes it suitable for space-efficient control panels used in manufacturing, machinery, process plants, OEM equipment, and factory automation.
The 3RU2116-0KB00-8K is suitable for applications such as DOL motor starters, pump control panels, compressors, conveyor systems, HVAC equipment, packaging machinery, machine tools, water treatment systems, OEM electrical panels, and industrial automation.
At SB Smart, Faridabad, we supply genuine Siemens SIRIUS thermal overload relays, motor protection relays, contactors, motor protection circuit breakers, soft starters, MCCBs, MCBs, and industrial automation products at competitive prices. We provide GST invoices, technical assistance, bulk-order support, secure packaging, and delivery across Faridabad, Delhi NCR, and major cities throughout India.
Genuine Siemens SIRIUS 3RU2 Thermal Overload Relay
Model: 3RU2116-0KB00-8K
S00 Frame Size
Thermal motor overload protection
Class 10 thermal trip characteristic
Designed for industrial motor protection
Compact SIRIUS design
Suitable for motor starter assemblies
Compatible with appropriate Siemens SIRIUS contactors
Suitable for industrial control panels
Reliable protection against prolonged motor overload
Designed for industrial automation and motor control applications
Motor Control Centers (MCC)
DOL Motor Starters
Industrial Motor Starter Panels
Motor Control Panels
Pump Control Panels
Compressor Systems
Conveyor Systems
HVAC Motor Control
Packaging Machinery
Machine Tools
Water Treatment Plants
OEM Control Panels
Factory Automation
Industrial Automation Systems
Process Control Equipment
Provides reliable thermal overload protection for motors
Helps protect motors from prolonged overcurrent conditions
Class 10 protection is suitable for standard motor applications
Compact S00 design helps save panel space
Suitable for integration into motor starter assemblies
Helps improve motor operating reliability
Helps reduce the risk of motor overheating
Suitable for industrial electrical control systems
Compatible with Siemens SIRIUS motor control equipment
Designed for dependable long-term industrial operation
The Siemens 3RU2116-0KB00-8K is a SIRIUS thermal overload relay designed for motor overload protection in industrial motor control and automation systems.
A thermal overload relay protects a motor against prolonged overcurrent and overload conditions that can cause excessive heating and potential motor damage.
The product belongs to the Class 10 Siemens SIRIUS 3RU2 thermal overload relay range, suitable for standard motor protection applications.
The 3RU2116-0KB00-8K is designed in the compact S00 frame size, making it suitable for space-efficient industrial motor starter assemblies.
Yes. The SIRIUS 3RU2 range is designed for use in motor starter combinations with compatible Siemens SIRIUS contactors.
Yes. Siemens SIRIUS thermal overload relays are commonly integrated into DOL motor starter assemblies for reliable motor overload protection.
They can be used in motor control panels, pumps, compressors, conveyors, HVAC systems, packaging machines, machine tools, OEM panels, water treatment plants, and industrial automation systems.
Siemens SIRIUS overload relays provide a compact and reliable solution for motor protection, thermal overload protection, and industrial motor starter applications, helping improve system reliability and operational safety.
SB Smart, Faridabad supplies genuine Siemens SIRIUS thermal overload relays, motor protection relays, contactors, and industrial automation products with competitive pricing, GST invoices, technical support, bulk-order assistance, secure packaging, and delivery across Faridabad, Delhi NCR, and India.
| Specification | Details |
|---|---|
| Product Name | Thermal Overload Relay |
| Part Number | 3RU2116-0KB00-8K |
| SKU | 3RU2116-0KB00-8K |
| Brand | Siemens |
| Product Family | SIRIUS 3RU2 |
| Product Type | Motor Protection Relay |
| Variant | KB008K |
| Current Setting Range | 0.9–1.25 A |
| Relay Size | S00 |
| Trip Class | Class 10 |
| Operating Principle | Thermal |
| Mounting Type | Direct Contactor Mounting |
| Main Circuit Connection | Screw Terminal |
| Auxiliary Circuit Connection | Screw Terminal |
| Auxiliary Contacts | 1 NO + 1 NC |
| Reset Type | Manual / Automatic |
| Rated Insulation Voltage | 690 V AC |
| Surge Voltage Resistance | 6 kV |
| Rated Frequency | 50/60 Hz |
| Number of Main Poles | 3 |
| Operating Temperature | -40°C to +70°C |
| Protection Features | Overload & Phase Failure Protection |
| Manufacturer | Siemens |
No reviews yet.