Description

Rear-entry terminations keep the fascia free while LI protection manages overloads and faults, making this air circuit breaker fast to cable and commission. For enclosure builds and copperwork alignment, explore our panel building service resources mid-design.

Key Specifications – E4.2H 4000 LI FHR

• Platform: SACE Emax2

• Frame: E4.2H

• Type: Fixed air circuit breaker

• Poles: 3P

• Terminals: Rear, horizontal

• Release Unit: Ekip Touch LI (solid-state)

• Rated Current: R 4000

• Indication: Breaker position open-closed

• Auxiliaries: 4x auxiliary contacts

Highlights

• LI curve for dependable overload and short-circuit response

• Rear-entry simplifies glanding and tray transitions

• Mechanical status indicator supports safe isolation

• Accessory-ready for interlocks and signaling

Typical Uses

• High-capacity mains and feeders

• Generator tie and bus coupler sections

• Large LV switchboards

Installation & Support

Bolt to prepared chassis, torque to spec, program LI to the coordination study, and verify auxiliaries, shutters, and interlocks before energization.