The 3RV10 current limiting motor starter protector is commonly known as a motor protection switch, as they are used for switching and protecting induction motors. Seimens 3RV Manual Motor Starters are optimized for load feeders. The motor circuit breakers are compact and offer long term stability.

• Short-circuit protection
• For motor protection
• System protection
• Transformer protection
• Emergency Stop Switches
• Fuse Monitoring

3RV1 Motor Starter Protections are vulnerable to environmental factors such as dust and caustic vapours. As such, suitable enclosures are must be provided when operating in damp or dusty conditions.

Maximum rated current 100A (45kW @ 400V a.c.)
Rated operational voltage: 690V
Short-circuit proof to 50kA @ 400V a.c.
Maximum switching frequency; 15 operations/hour
Mechanical life; 10⁵ operations
Ambient temperature range; –20 to +60 ° C
Long term stability
Manual reset
Lockable in off position

IEC947, VDE0990, EN60947

UL, CSA

This product is in obsolescence mode and is due for discontinuation by the manufacturer. We recommend that you review the alternative highlighted by the manufacturer. Alternatively, refer to the cross reference list in the Technical Reference section which highlights the upgrade path for your current generation of products.

This motor protection circuit breaker is vital for maintaining the safety and reliability of electrical systems by preventing motor overload and short circuits. Designed for industrial use, it accommodates current ratings from 9 to 12 A and operates at a maximum supply voltage of 690V. This device plays a crucial role in protecting motor equipment, contributing to operational efficiency across various environments.

• Provides effective overload protection for motors
• Ensures short circuit protection to prevent equipment damage
• Compatible with a wide supply voltage of up to 690V
• Compact dimensions facilitate installation in crowded panels
• Utilises screw terminal connections for secure wiring

• Suitable for installation in manufacturing facilities
• Employed in automation and robotics systems
• Applied in HVAC systems to protect motor functionality

Optimal performance is maintained within the temperature range of -20 to 60°C.

Refer to the wiring diagram included with the product for proper installation.

Monitoring for any triggering of the circuit breaker indicates effective protection from overloads or short circuits.