Motor starter PKZM4, Ir=32-40A PKZM4-40-EA 190021

Eaton PKZM4 motor starter – reliable motor protection

The Eaton PKZM4 series motor starter, model PKZM4-40-EA, is a three-pole device designed to effectively protect electric motors in industrial and commercial installations. It provides reliable protection against overload and short circuit, and also offers phase failure sensitivity, which minimizes the risk of damage and downtime. The device is characterized by a solid construction and easy installation, making it an ideal choice for both professional installers and end users.

Characteristics and application

The PKZM4-40-EA starter is designed to operate in circuits with a rated continuous current of up to 40A and a power of up to 20kW at 400V AC. The thermomagnetic release method guarantees a quick reaction to failures, and the range of adjustment of the overload release (32-40A) allows for precise adaptation to the load characteristics. Screw connection ensures a secure and durable connection of the wires. The device is permanently mounted and is used in switchgear cabinets, control cabinets and other installations requiring reliable motor protection.

Key features and benefits

• Wide range of applications: Ideal for protecting motors up to 20 kW (AC-3, 400V).
• High short-circuit breaking capacity: Rated short-circuit breaking capacity Icu at 400 V AC is as high as 50 kA, ensuring effective protection in the event of a short circuit.
• Phase failure sensitivity: Additional function increasing the safety of the motor and electrical installation.
• Thermomagnetic release method: Provides a quick and precise response to overloads and short circuits.
• Solid construction: The device made of high-quality materials guarantees long life and reliable operation.
• Easy installation: Screw connection facilitates the connection of wires, and compact dimensions (55 x 140 x 160 mm) allow for easy placement in a limited space.
• Safety of use: Protection class IP20 provides protection against contact with fingers and against the ingress of solid objects larger than 12.5 mm.
• Clear settings: Knob facilitates adjustment of the overload release setting range.

The Eaton PKZM4-40-EA starter is an investment in the safety and reliability of your electrical installation. Thanks to its technical parameters and solid construction, it is an optimal solution for a wide range of industrial and commercial applications.