Eaton NZM3-XKA1 Tunnel Terminal 3-Pole 1 Switch Side for NZM3 Circuit Breakers 271459

The Eaton NZM3-XKA1 tunnel terminal provides a direct, front-connected main circuit connection for NZM3 series circuit breakers. Its 3-pole design attaches to one switch side, offering a reliable termination point without additional mounting hardware.

Highlights

• 3-pole tunnel terminal for main circuit connections
• Compatible with Eaton NZM3, N(S)3, PN3, and P(S)3 series
• Accepts flexible conductors 25–185 mm² and rigid conductors 35–240 mm²
• Rated operational current up to 400 A
• Rated insulation voltage 690 V

In daily use

This terminal simplifies installation on the switch side of the breaker. Its front connection design allows straightforward wiring access, while the wide conductor range accommodates various cable sizes in industrial distribution panels.

Full specifications

• Accessory type: Tunnel terminal
• Number of poles: 3
• Connection side: 1 switch side
• Flexible cable cross-section: 25–185 mm²
• Rigid cable cross-section: 35–240 mm²
• Rated operational current: up to 400 A
• Rated insulation voltage: 690 V
• Rated impulse withstand voltage: 8 kV
• Mounting: direct attachment to circuit breaker
• Connection design: front connection
• Degree of protection: IP00
• Product family: NZM accessories

Final note

Engineered for Eaton NZM3 breakers, this tunnel terminal ensures a secure and code-compliant main circuit connection.