Eaton NZM2-XKA Tunnel Terminal 3-Pole for One Switch Side 271457

Connect conductors up to 120 mm² to Eaton NZM2 circuit breakers with this 3-pole tunnel terminal. Rated for 690 V AC and 1000 V insulation, it provides a reliable screw connection on one switch side.

Overview

The Eaton 271457 tunnel terminal is an accessory for NZM2 and N(S)2 series circuit breakers. It enables connection of solid or stranded conductors from 10 to 120 mm² (flexible conductors up to 95 mm² with or without ferrule) using a screw connection. The terminal is designed for front mounting and has one connection per pole.

What stands out

• High current capacity: supports conductors up to 120 mm²
• Wide voltage rating: operational voltage up to 690 V AC, insulation voltage 1000 V
• Robust construction: copper/brass terminal with plastic housing
• Simple installation: front mounting, screw connection

Technical details

• Accessory type: Tunnel terminal
• Number of poles: 3
• Compatibility: Eaton NZM2, N(S)2 series circuit breakers
• Conductor cross-section solid: 10 - 120 mm²
• Conductor cross-section stranded: 10 - 120 mm²
• Conductor cross-section flexible with ferrule: 10 - 95 mm²
• Conductor cross-section flexible without ferrule: 10 - 95 mm²
• Connection method: Screw connection
• Rated operational voltage (Ue): up to 690 V AC
• Rated impulse withstand voltage (Uimp): 8000 V
• Rated insulation voltage (Ui): 1000 V
• Material: Copper/brass terminal, plastic housing
• Standards: IEC/EN 60947
• Installation position: Front mounting
• Number of connections per pole: 1

Our verdict

A dependable tunnel terminal for high-current connections to Eaton NZM2 breakers, offering straightforward installation and robust electrical ratings.