Eaton NZMH3-VE630 Complete MCCB - 630A 690V UL Listed
Part Number: NZMH3-VE630
Quick Summary
NZMH3-VE630 is a complete molded case circuit breaker designed to protect electrical distribution in industrial and commercial equipment. Engineers seek reliable protection that coordinates with other devices while minimizing downtime. UL Listed certification and the NZM3 frame support compliant installations, with a 630 A rating and 690 V AC operating voltage. The device delivers high short-circuit capacity (up to 150 kAIC, and 100 kAIC at 480 VAC) and features selective and generator protection, making it suitable for panels, machines, and process lines. By choosing this Eaton breaker, you gain robust protection, simpler maintenance, and a consistent platform for future upgrades and panel standardization.
Product Information
Extended Description
NZMH3-VE630 Eaton: Eaton Series NZM complete molded case circuit breaker, NZM3-frame, NZMH3, Thermal-magnetic trip, 472-4410A delayed, 1260-5040A delayed, Three-pole, 630A, 690 Vac, 100 kAIC at 480 Vac, Selective and gen. protect., Front screw, 315-630A
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMH3-VE630
EAN
4015082591366
Product Length/Depth
6.53 in
Product Height
6.53 in
Product Width
6.53 in
Product Weight
5.5 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
Amperage Rating
630 A
Voltage rating
690 V AC
Trip Type
T268
Circuit breaker type
NZMH3
Frame
NZM3
Class
Selective and generator protection
Accessories
Rocker lever, motor drive
Setting Range Ol Protector
315-630A
Short-circuit breaking capacity
150 kAIC
Interrupt rating
100 kAIC at 480 Vac
Connection
Front screw
Overload range
315-630A
Number of poles
Three-pole
Trip rating
472-4410 A delayed, 1260-5040 A delayed
Eaton Specification Sheet - NZMH3-VE630
Selling Policy 25-000 - Distribution and Control Products and Services
Feature: Three-pole NZMH3 with NZM3 frame, 630 A rating, and 690 V AC operation; Business Impact: provides robust, coordinated protection for critical loads, reducing fault spread and downtime; Application: ideal for industrial power distribution and machine control panels. Feature: T268 trip type with a setting range of 315-630 A; Business Impact: supports precise overload protection and scalable protection strategies, improving reliability and energy efficiency; Application: suitable for variable load processes and generator input protection. Feature: Short-circuit capacity of up to 150 kAIC and an interrupt rating of 100 kAIC at 480 VAC; Business Impact: increases fault tolerance in high-demand systems, enabling safer shutoffs and reduced equipment damage; Application: essential for heavy manufacturing and critical process lines. Feature: Front screw connection and compact front-access design; Business Impact: simplifies field wiring, panel retrofits, and maintenance, reducing installation time and labor costs; Application: easy integration into existing control cabinets and new builds alike. Feature: Accessories including rocker lever and motor drive compatibility; Business Impact: enhances control flexibility and retrofit options, supporting automation initiatives; Application: supports motor control schemes and drive-based protection strategies. Feature: Warranty under Eaton policy 25-000 and UL Listed certification; Business Impact: provides vendor-supported reliability and regulatory compliance, lowering risk for procurement and maintenance planning; Application: aligns with maintenance contracts and service-level requirements.
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FAQs
NZMH3-VE630 uses a front screw connection, allowing straightforward conductor termination in standard control panels. Ensure the panel accommodates the NZM3 frame footprint, route conductors neatly, and tighten terminals to the manufacturer’s recommended torque per the Eaton specification sheet. Refer to the Eaton NZMH3-VE630 datasheet for wiring diagrams and accessory compatibility (rocker lever, motor drive).
The device is rated for 630 A at 690 V AC, with a T268 trip type and a setting range of 315–630 A. It offers a short-circuit breaking capacity up to 150 kAIC and an interrupt rating of 100 kAIC at 480 VAC, supporting reliable protection in high-energy systems. It is a three‑pole protective device within the NZM3 frame.
Yes. The class is listed as selective and generator protection, making it well-suited for applications requiring coordination to prevent widespread outages and to protect generator feeds. The 630 A rating, 690 V capability, and UL Listed status support safe integration into distribution networks and generator input protection schemes.
NZMH3-VE630 is UL Listed, confirming conformance to recognized safety standards for industrial protection equipment. While CE or IP ratings are not specified in the provided data, UL Listing provides a verified baseline for safety and compliance in many North American markets and aligns with standard procurement requirements.
The product is covered by Eaton’s Selling Policy 25-000 warranty: one year from installation or eighteen months from shipment, whichever occurs first. This warranty supports product reliability, with service and replacement options available through Eaton channels. Consider this in total cost of ownership and maintenance planning.