Eaton NZMH4-VEF700-NA NZM Molded Case Breaker - 85 kAIC
Part Number: NZMH4-VEF700-NA
Quick Summary
NZMH4-VEF700-NA is a high-capacity molded case circuit breaker for industrial motor control and power distribution panels. Engineers often struggle with selecting devices that provide reliable selective and generator protection while keeping maintenance simple. This model carries CSA Certified, IEC Rated, and UL Listed certifications, ensuring compliance across North American and global standards. In practice, it delivers robust protection with front screw connections and a rocker lever for quick operation, helping minimize downtime, simplify wiring, and reduce total cost of ownership in industrial protection devices and electrical distribution systems.
Product Information
Extended Description
NZMH4-VEF700-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM4-frame, NZMH4, Thermal-magnetic trip type, Three-pole, 700A, 690 Vac, 85 kAIC at 480 Vac, Selective and generator protection, Rocker lever, motor drive, Front screw
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMH4-VEF700-NA
UPC
786685631455
Product Length/Depth
8.26 in
Product Height
8.14 in
Product Width
8.14 in
Product Weight
46 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
CSA Certified IEC Rated UL Listed
Amperage Rating
700 A
Voltage rating
690 V AC
Trip Type
T268
Circuit breaker type
NZMH4
Frame
NZM4
Class
Selective and generator protection
Accessories
Rocker lever, motor drive
Interrupt rating
85 kAIC at 480 Vac
Connection
Front screw
Number of poles
Three-pole
Feature: High amperage and frame compatibility. Benefit: Supports large motor loads without undersizing devices, reducing panel redesigns and inventory. Application: Heavy-duty motor control centers and process lines in manufacturing environments. Feature: 690 V AC voltage rating. Benefit: Enables safe interruption of high-voltage drives and reliable power management, improving safety and uptime. Application: Motor drives and power distribution in industrial plants. Feature: 85 kAIC interrupt rating at 480 VAC. Benefit: Provides strong short-circuit protection for demanding applications, minimizing arc energy and equipment damage. Application: Medium to large motor circuits in bottling, packaging, and pumping stations. Feature: Trip Type T268 with selective and generator protection. Benefit: Enables coordinated trips and fast fault isolation, reducing unplanned outages. Application: Critical loads and generator-backed systems in energy-intensive facilities. Feature: Front screw termination and rocker lever. Benefit: Simplifies wiring, speeds installation, and reduces maintenance time during inspections. Application: Panel builders seeking efficient retrofit and new installation. Feature: NZM4 frame compatibility and accessories like motor drive support. Benefit: Streamlines replacement and upgrade paths, ensuring predictable performance. Application: Upgrades to existing NZM4-based protections across OEM and maintenance programs.
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FAQs
NZMH4-VEF700-NA is designed for three-pole protection within the NZM4 frame family. It uses front screw terminations and a rocker lever for quick operation, making it a straightforward swap in existing NZM4-based assemblies and new panel builds. Ensure the panel design accommodates the 8.14 in width and the 8.14 in height dimensions for proper clearance.
Important specs include a 700 A amperage rating, 690 V AC voltage rating, and an 85 kAIC interrupt capacity at 480 VAC. The T268 trip type supports selective protection and generator protection, which helps isolate faults without impacting other loads in motor drive circuits and distribution panels.
Yes. The NZMH4-VEF700-NA is designed with selective and generator protection capabilities, allowing safe isolation of faults while maintaining essential services. This makes it well-suited for plants with generator-backed power systems where continuity and quick fault clearance are critical.
The product carries CSA Certified, IEC Rated, and UL Listed certifications. These mark the device as compliant with recognized North American and international standards, supporting safe operation, warranty validity, and supplier qualification in regulated industries.
Maintenance is streamlined by front-access wiring and a rocker-operable mechanism, reducing downtime during inspections. The 700 A rating and high interrupt capacity minimize nuisance trips, improving uptime and asset protection. The included warranty policy aligns with Eaton’s service terms, supporting predictable total cost of ownership in mid-to-large installations.