Eaton NZMN2-A63-NA Molded Case Circuit Breaker - UL Listed
Part Number: NZMN2-A63-NA
Quick Summary
NZMN2-A63-NA molded case circuit breaker protects distribution panels in industrial automation. It is designed to reliably guard electrical feeds against overloads and short circuits while simplifying panel design. Engineers often contend with nuisance trips and complex wiring when scaling motor drives; this unit's 50-63 A adjustable range and front screw terminals help stabilize protection and speed installation. UL Listed certification is included; regional certifications such as CE or IP ratings vary by market, so verify requirements with Eaton. By leveraging the NZM2 frame and 690 Vac / 750 Vdc ratings, manufacturers can achieve reliable, maintainable protection with predictable trip behavior, reducing downtime and servicing costs.
Product Information
Extended Description
NZMN2-A63-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM2-frame, NZMN2, Thermal-magnetic trip, Three-pole, 63A, 690 Vac, 750 Vdc, 50 kAIC, Distribution circuit protection, 50-63A, 380-630A delayed, Front screw, 50-63A
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMN2-A63-NA
EAN
4015082692223
Product Length/Depth
4.05 in
Product Height
6.2 in
Product Width
4.13 in
Product Weight
5.45 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.
Compliances
Contact Manufacturer
Certifications
UL Listed
Amperage Rating
63 A
Voltage rating
690 Vac, 750 Vdc
Trip Type
T268
Circuit breaker type
NZMN2
Frame
NZM2
Class
Distribution circuit protection
Accessories
Rocker lever, motor drive
Adjustment range short-circuit release
380-630A delayed
Setting Range Ol Protector
50-63A
Short-circuit breaking capacity
50 kAIC
Interrupt rating
50 kAIC
Connection
Front screw
Overload range
50-63A
Number of poles
Three-pole
Feature: 63 A amperage rating with a thermal-magnetic trip provides reliable protection for feeder circuits. Business Impact: Reduces nuisance trips and lowers maintenance costs in automated lines. Application: Ideal for distribution panels, motor control centers, and machine feeders in manufacturing environments. Feature: Front screw connection simplifies wiring and field termination. Business Impact: Enables faster panel assembly and more dependable terminations in tight enclosures. Application: Suitable for compact control panels and retrofit projects where space is limited. Feature: Three-pole NZMN2 frame supports balanced protection across three phases. Business Impact: Promotes coordinated switching and safer fault isolation in multi-motor systems. Application: Distribution boards and machine drives in industrial plants. Feature: Adjustable setting range 50-63 A with delayed short-circuit release 380-630 A. Business Impact: Enables tailored protection curves to match motor loads and inrush profiles, reducing oversizing. Application: Machine tools, conveyors, and HVAC drives. Feature: Short-circuit capacity 50 kAIC and 50 kA interrupt rating with front screw. Business Impact: Delivers robust fault interruption and protects upstream equipment, improving uptime. Application: Panels, feeders, and power distribution in demanding environments.
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FAQs
The NZMN2-A63-NA is designed for distribution panels and motor control centers that use the NZM2 frame and a three-pole configuration with front screw terminations. Its 50-63 A setting range suits feeder and control circuits, while the delayed release option accommodates motor loads. It’s suitable for new builds and retrofit projects in manufacturing environments.
This breaker provides a 63 A rating with a thermal-magnetic trip (T268), 690 Vac and 750 Vdc voltage ratings, and a short-circuit breaking/interrupt capacity of 50 kAIC. It is a three-pole device designed for distributed protection in industrial panels and machine control applications.
Yes, NZMN2-A63-NA is UL Listed, ensuring recognized safety compliance in many markets. Regional certifications such as CE or IP ratings may vary by region; verify applicable certifications with Eaton or local distributors for your specific installation site.
Front screw terminations simplify wiring and field termination, enabling faster, cleaner panel assemblies and easier maintenance in crowded enclosures. This design supports reliable connections in control panels and reduces field wiring time during installation or upgrades.
With a robust thermal-magnetic trip, adjustable protection range, and a 50 kAIC interrupt capacity, the NZMN2-A63-NA delivers reliable protection and reduced downtime. The warranty (one year from installation or 18 months from shipment) supports long-term service planning, and UL Listed certification underpins compliance in many regions—contributing to lower lifecycle costs in industrial automation projects.