Eaton NZMN4-VEF1200-NA NZM Complete MCCB - UL Listed, CSA Certified
Part Number: NZMN4-VEF1200-NA
Quick Summary
Eaton NZMN4-VEF1200-NA is a high-capacity molded case circuit breaker for industrial power protection. Downtime from nuisance trips and improper protection can disrupt critical equipment and raise operating costs. Certified UL Listed, IEC Rated, and CSA Certified, this device meets global safety and performance standards. The NZMN4 frame offers selective and generator protection with front screw terminals and bolt-on mounting, enabling quicker installations and safer maintenance. This combination minimizes unplanned outages, improves panel reliability, and supports scalable protection strategies for large motor drives and complex electrical networks.
Product Information
Extended Description
NZMN4-VEF1200-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM4-frame, NZMN4, Thermal-magnetic trip type, Three-pole, 1200A, 600 Vac, 50 kAIC at 400 Vac, Bolt-on, Selective and generator protection, Rocker lever, motor drive, Front screw
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMN4-VEF1200-NA
UPC
786685631431
Product Length/Depth
8.15 in
Product Height
8.27 in
Product Width
8.27 in
Product Weight
46.2 lb
Warranty
Eaton Selling Policy 25-000, one (1) year from the date of installation of the Product or eighteen (18) months from the date of shipment of the Product, whichever occurs first.
Certifications
UL Listed IEC Rated CSA Certified
Type
Selective
Amperage Rating
1200 A
Voltage rating
600 Vac
Trip Type
T268
Circuit breaker type
NZMN4
Terminals
Bolt-on
Frame
NZM4
Class
Selective and generator protection
Accessories
Rocker lever, motor drive
Interrupt rating
50 kAIC at 400 Vac
Connection
Front screw
Number of poles
Three-pole
Eaton Specification Sheet - NZMN4-VEF1200-NA
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: The NZMN4-VEF1200-NA delivers a 1200 A amperage rating with a 50 kAIC interrupt rating at 400 Vac, all within the compact NZM4 frame. Business Impact: This enables robust fault protection for high-demand feeders, minimizing equipment damage and unplanned downtime. Application: Ideal for large motor drives and heavy-use industrial panels where reliability is critical. Feature: Selective protection and generator protection are integrated into the NZMN4 design. Business Impact: Improves coordination and minimizes outages by isolating only the affected subfeed, protecting essential processes. Application: Suitable for complex electrical grids and process lines requiring precise protection. Feature: Front screw terminals with bolt-on mounting streamline installation and future maintenance. Business Impact: Reduces field labor and panel downtime, accelerating commissioning and upgrades. Application: Retrofit and new-build switchgear in manufacturing and utility environments. Feature: Certifications including UL Listed, IEC Rated, and CSA Certified provide global compliance. Business Impact: Facilitates cross-border projects and reduces engineering effort for regulatory acceptance. Application: Used in multinational facilities and systems with strict safety standards. Feature: Integrated accessories such as rocker lever and motor drive options enhance control and operability. Business Impact: Improves operator ergonomics and enables simpler motor-control integration. Application: Motor control centers and automation panels requiring quick manual override and drive control.
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FAQs
NZMN4-VEF1200-NA is built on the NZM4 frame with bolt-on mounting and front screw terminals, ensuring straightforward installation on compatible panels. This design supports quick field retrofits and minimizes wiring complexity, while maintaining secure terminations and high fault-current performance.
Key specs include a 1200 A amperage rating, 600 Vac voltage rating, and a 50 kAIC interrupt rating at 400 Vac. The device is a three-pole NZMN4 unit with selective and generator protection, designed to handle large motor drives and heavy feeders with reliable tripping characteristics.
Yes. The NZMN4-VEF1200-NA is specified for selective protection and generator protection, which helps isolate generator-related faults without unnecessary outages. Its 50 kAIC interrupt capability and front-access design support dependable operation in high-demand power systems.
The device is UL Listed, IEC Rated, and CSA Certified, signaling compliance with major North American and international standards. These certifications reduce regulatory risk, simplify cross-border deployments, and support safer, more reliable electrical protection across global facilities.
Maintenance is streamlined by front-access terminals and a robust rocker lever option, reducing downtime during inspections. The high-current rating and selective protection reduce fault-wide outages, delivering lower total cost of ownership through fewer unplanned shutdowns and easier panel upgrades over time.