Eaton 3-fase busbar-adapter (B3.1/5-PKZ0)

Rated for up to 690 V AC, this 3-phase busbar adapter connects a PKZ0 motor protective circuit breaker directly to a 5-pole busbar system, eliminating the need for separate wiring between the breaker and the busbar.

Overview

The Eaton 044948 is a busbar adapter designed for use with the PKZ0 motor protective circuit breaker. It provides a direct plug-in connection to a 5-pole busbar system, allowing the breaker to be mounted directly onto the busbar. The adapter features screw terminals for the device connection and is suitable for 3-phase applications.

What stands out

• Rated operational voltage up to 690 V AC
• Rated insulation voltage 690 V
• Rated impulse withstand voltage 6 kV
• Degree of protection IP20
• Operating temperature range -25 to +55 °C
• Complies with IEC/EN 60947

Technical details

• Product type: Busbar adapter
• Compatibility: Motor protective circuit breaker PKZ0
• Number of phases: 3-phase
• Busbar system compatibility: 5-pole busbar system
• Connection type (device): Screw terminals
• Connection type (busbar): Direct plug-in / screw connection
• Mounting type: On busbar
• Material: Insulating material, copper contacts
• Number of poles (device connection): 3

Our verdict

A reliable and efficient solution for integrating PKZ0 motor protective circuit breakers into 5-pole busbar systems, with robust electrical ratings and compliance with industry standards.