Eaton 10 → 16 A Motor Protection Circuit Breaker, 690 V ac

Eaton's reliable and robust transformer protective circuit breakers are the perfect solution for your motor protection needs, providing protection from electrical faults such as an overload of high voltages, short circuits or relay shutdowns.

Down-time of machinery can be detrimental to a business and its operations, Eaton's PKZM0-*-T transformer protection range of circuit breakers has been created and designed to act as an intermediary between your devices, protecting vital equipment in the event of unforeseen incidents. This reduces the amount of downtime of machinery to enable operations to continue running smoothly.

The PKZM0 motor protection circuit breakers and the PKZM0-*-T transformer protective circuit breakers are matched to the DIL contactor series making the ideal configuration or motor starter combinations. This transformer and motor protection range of circuit breakers has a short circuit breaking capacity rated to 150 kA up to 12 A and 50kA up to 32 A. Accessories including auxiliary contacts, trip indicating auxiliary contacts, voltage release and shunt trips can be installed without tools and greatly reduce installation time.

• Manually-actuated transformer protective circuit breaker
• Rotating handle with clear switch position (ON and OFF)
• DIN-rail mounting
• Forms part of the xStart family of control gear products
• Rated operating voltage 690Vac
• Typical motor protection accessories – Shunt release 492-1709 & 492-1715, lockable rotary handle 244-0113

MPCBs are more critical now than ever. Most infrastructures now rely on a motor behind the scenes to power critical uninterruptible systems such as heating, ventilation and cooling. These systems are vital in ensuring business continues as usual, therefore must be protected against overcurrent's, thermal overloads and similar problems.
To select the right MPCB, consider the systems you and your business rely upon. Checking the features and benefits of each MPCB will prove invaluable when deciding what critical infrastructure you wish to protect.

This motor protection circuit breaker protects transformers and motors from overcurrent conditions. The Eaton device has a breaking capacity of 50 kA and a voltage rating of 690 V, effectively managing high inrush currents in various environments, particularly in the automation and mechanical industries.

• Three-pole configuration for effective protection of three-phase systems
• High breaking capacity for safe interruption of fault currents
• Phase-failure sensitivity for enhanced reliability
• Operating temperatures range from -25 to 40°C for adaptable performance
• Screw terminals for straightforward installation and secure connections
• Can be mounted on DIN rail for installation versatility

• Protects transformers with high inrush currents
• Suitable for industrial settings requiring motor protection
• Ideal for applications needing three-pole circuit protection
• Employed within automation and electrical systems for consistent performance

The operational voltage is rated at 690 V, suitable for high-power systems.

It can be easily mounted on DIN rail via screw terminals for secure attachment.

It is designed to protect various motors, particularly those classified with an efficiency class of IE3.

Yes, it operates effectively in temperatures from -25 to 40°C.

The breaker has a lifespan of up to 100,000 operations, ensuring long-term reliability.

Eaton formerly known as Moeller