Eaton NZMN4-AEF600-NA NZMN4 Complete Molded Case Circuit Breaker - UL Listed
Part Number: NZMN4-AEF600-NA
Quick Summary
Eaton NZMN4-AEF600-NA is a complete molded case circuit breaker designed to protect distribution panels and motor drive systems in industrial facilities. This device addresses common downtime pain points by delivering precise thermal-magnetic protection that minimizes nuisance trips. UL Listed safety certification provides risk management assurances, while the NZM4 frame supports consistent trip characteristics across demanding installations. With a 600 A rating and 690 V AC capacity, it accommodates large feeders and simplifies field wiring thanks to front screw terminals. The rocker lever and bolt-on construction streamline maintenance and testing, delivering reliable protection that translates into reduced service interruptions and improved plant productivity. For system integrators and maintenance teams, this means measurable uptime gains and predictable protection for critical loads.
Product Information
Extended Description
NZMN4-AEF600-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM4-frame, NZMN4, Thermal-magnetic trip type, Three-pole, 600A, 690 Vac, 50 kAIC at 400 Vac, Bolt-on, Distribution circuit protection, Rocker lever, motor drive, Front screw
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMN4-AEF600-NA
EAN
4015082711085
Product Length/Depth
207 in
Product Height
207 in
Product Width
207 in
Product Weight
46.2 lb
Certifications
UL Listed
Amperage Rating
600 A
Voltage rating
690 V AC
Trip Type
T268
Circuit breaker type
NZMN4
Terminals
Bolt-on
Frame
NZM4
Class
Distribution circuit protection
Accessories
Rocker lever, motor drive
Interrupt rating
50 kAIC at 400 Vac
Connection
Front screw
Number of poles
Three-pole
Feature NZMN4-AEF600-NA is built on a three-pole NZM4 frame with bolt-on terminals and a front screw design, enabling straightforward field installation and secure electrical connections. Business Impact This combination reduces commissioning time, simplifies replacements, and supports robust protection for high-current feeders. Application In distribution panels and motor drive interfaces where quick access and dependable protection are essential. Feature The thermal-magnetic trip type T268 provides staged protection for both overloads and short circuits, helping to prevent cascading equipment damage. Business Impact This minimizes unplanned downtime and extends the life of motors and drives. Application Particularly valuable in automated lines and HVAC or process control circuits. Feature The 600 A amperage rating with 690 V AC capability supports large-scale feeders while maintaining compact form factor. Business Impact This enables fewer devices in parallel circuits and lowers total installed cost. Application Ideal for main feeders and critical branch circuits in industrial plants. Feature Interrupt rating of 50 kAIC at 400 Vac delivers high fault current withstand, improving system resilience. Business Impact Higher fault tolerance reduces collateral damage and lowers repair costs. Application Suitable for heavy-duty electrical distribution networks in manufacturing environments. Feature Front screw connection and rocker lever offer fast, tool-assisted operation and intuitive switching. Business Impact Improves maintenance efficiency and reduces downtime during testing, daily operation, and upgrades. Application Beneficial for commissioning new lines and performing routine protection checks in control panels. Feature Compliance-ready design with UL Listed certification provides safety assurance for regulated installations. Business Impact Supports compliance regimes and risk management for auditors and customers. Application Critical for machine centers, packaging lines, and material handling systems where safety and reliability are mandated.
Get a Quick Quote for a Eaton NZMN4-AEF600-NA
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton NZMN4-AEF600-NA?
Enquire Now
FAQs
Yes. The NZMN4-AEF600-NA uses a front screw terminal design and bolt-on connections on the NZM4 frame, allowing straightforward integration into standard distribution panels and motor drive interfaces. Its three-pole construction fits typical 3P architectures, simplifying panel layout and wiring schemes while maintaining secure, code-compliant terminations.
Key specs include a 600 A amperage rating, 690 V AC voltage rating, T268 thermal-magnetic trip type, and an interrupt rating of 50 kAIC at 400 Vac. These values support protection of high-current feeders and motor drives, ensuring rapid fault clearance and equipment safeguarding in demanding industrial environments.
Yes. Its three-pole NZM4 frame, fast operate rocker lever, and robust 50 kAIC interrupt capability are well-suited for motor drive applications and automated lines. The unit’s protections help prevent nuisance trips during startup transients and provide reliable protection for critical drive circuits and feeders.
This device is UL Listed, which demonstrates compliance with widely adopted safety standards for electrical protection devices. UL Listed certification supports risk management, insurance validation, and customer requirements in many North American and global facilities, aiding pass-throughs in audits and regulatory inspections.
Specifying this MCCB can lower total cost of ownership through reduced downtime, faster maintenance with front-access connections, and fewer nuisance trips thanks to precise thermal-magnetic protection. Its high interrupt rating and durable construction help extend equipment life, delivering measurable reliability and long-term energy protection for critical production lines.