Eaton NZMN4-VEF700-NA NZM4 MCCB - 50 kAIC/400V
Part Number: NZMN4-VEF700-NA
Quick Summary
NZMN4-VEF700-NA is a high-capacity molded case circuit breaker designed for industrial power distribution. Engineers often grapple with protecting critical loads while keeping panel footprints compact and protection cascades easy to manage. This device delivers selective protection and generator protection, backed by UL Listed, CSA Certified, and IEC Rated certifications to meet global safety and performance standards. With bolt-on terminals and front-screw access, installation is straightforward, reducing wiring time and field errors. The 700 A rating, 600 Vac maximum voltage, and 50 kAIC interrupt capability support dependable protection for motor drives and essential loads in demanding environments.
Product Information
Extended Description
NZMN4-VEF700-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM4-frame, NZMN4, Thermal-magnetic trip type, Three-pole, 700A, 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-VEF700-NA
UPC
786685631394
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 CSA Certified IEC Rated
Type
Selective
Amperage Rating
700 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-VEF700-NA
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: High current and voltage rating enables reliable protection for large motors and feeders. Benefit: Enhances system reliability by handling inrush and fault currents without nuisance trips. Application: Heavy manufacturing lines and processing equipment requiring robust 700 A protection at 600 Vac. Feature: Selective protection with generator protection (T268) improves fault isolation and reduces downstream impact. Benefit: Shortens downtime and simplifies coordination across feeders and standby generations. Application: Critical power distribution where uptime is essential, such as data centers and continuous process industries. Feature: NZM4 frame, three-pole configuration with front screw terminals. Benefit: Balanced protection across three phases plus straightforward field wiring and serviceability. Application: Industrial panels where space planning and ease of installation matter. Feature: Bolt-on terminals and rocker lever accessory options. Benefit: Faster installation, secure connections, and convenient operation in tight panels. Application: New builds and retrofit projects in control cabinets and switchgear assemblies. Feature: Certifications and reliability (UL Listed, CSA Certified, IEC Rated) bundled with a 50 kAIC interrupt rating. Benefit: Regulatory compliance and long-term protection for mission-critical loads. Application: Global manufacturing facilities requiring standard-compliant protection for motors and feeders. Feature: Included accessories (rocker lever, motor drive) extend control compatibility and lifecycle performance. Benefit: Improves operator ergonomics and supports motor-drive protection strategies. Application: Applications with motor drives and automated lines seeking streamlined control.
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FAQs
NZMN4-VEF700-NA uses bolt-on terminals with front-screw connections, allowing straightforward panel mounting and wiring. Ensure proper torque on connections, appropriate clearance for heat dissipation, and compatible bus bars. This design supports quick field wiring and reduces the risk of loose connections, contributing to improved protection reliability in industrial panels.
Yes. The NZMN4-VEF700-NA provides selective protection and generator protection, aligning with T268 trip characteristics. This enables coordinated protection across feeders and standby sources, helping minimize downtime and ensuring safe, orderly fault isolation in complex power systems.
Absolutely. The device is rated for 600 Vac and carries UL Listed, CSA Certified, and IEC Rated certifications, ensuring regulatory compliance across North American and international installations. This makes it a dependable choice for industrial power distribution where safety and conformity matter.
The three-pole design provides balanced protection for all phases, while the 700 A rating and 50 kAIC interrupt capacity support robust motor drive protection. Front-screw terminals and available rocker lever accessory streamline control, startup reliability, and reduce maintenance time in motor-driven applications.
Warranty follows Eaton policy 25-000: one year from installation or eighteen months from shipment, whichever comes first. Additional resources include the Eaton specification sheet and selling policy documents, which help validate terms, service expectations, and maintenance guidance.