Eaton NZMN1-A25-NA Molded Case Circuit Breaker - UL Listed
Part Number: NZMN1-A25-NA
Quick Summary
NZMN1-A25-NA molded case circuit breaker delivers reliable overcurrent protection for distribution panels and control circuits. In fast-paced manufacturing environments, minimizing nuisance trips and downtime is critical, and a dependable MCCB helps keep production lines running. UL Listed certification provides safety and compliance for protection devices in industrial electrical systems, while the NZM1 frame compatibility ensures straightforward replacement and upgrade paths. With a 25 A rating, 690 Vac and 500 Vdc capability, and a 50 kAIC interrupt rating, this three-pole unit scales across panel sizes. The rocker lever option improves field operation and maintenance, supporting easier installation and faster servicing by electricians.
Product Information
Extended Description
NZMN1-A25-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM1-frame, NZMN1, Thermal-magnetic trip type, Three-pole, 25A, 690 Vac, 500 Vdc, 50 kAIC, Box, Distribution circuit protection, Rocker lever
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMN1-A25-NA
EAN
4015082815714
Product Length/Depth
2.68 in
Product Height
3.75 in
Product Width
3.54 in
Product Weight
2.46 lb
Certifications
UL Listed
Amperage Rating
25 A
Voltage rating
690 Vac, 500 Vdc
Trip Type
T268
Circuit breaker type
NZMN1
Terminals
Box
Frame
NZM1
Class
Distribution circuit protection
Accessories
Rocker lever
Interrupt rating
50 kAIC
Number of poles
Three-pole
Feature 1: 25 A rating with 690 Vac and 500 Vdc capability. Business impact: precise protection for multiple feeders and commercial/industrial loads, reducing arc faults and nuisance trips while enabling safer, longer equipment life. Application: distribution panels and control circuits in harsh industrial environments. Feature 2: Thermal-magnetic trip type (T268). Business impact: fast, coordinated protection that minimizes damage from short circuits and motor faults, lowering repair costs and downtime. Application: motor-control centers and machine feeders where reliable trip coordination is critical. Feature 3: Three-pole NZMN1 frame with box terminals. Business impact: consistent fault-current handling with easy wiring and replacement, enabling straightforward installation and future upgrades. Application: standardizing protection across panel banks and retrofit projects. Feature 4: UL Listed certification. Business impact: regulatory assurance and simplified procurement for compliant electrical protection equipment. Application: any industrial installation requiring approved MCCBs. Feature 5: Rocker lever accessory. Business impact: rapid operation during maintenance and commissioning, improving technician efficiency. Application: field service and routine tests where quick trips or resets are needed. Feature 6: 50 kAIC interrupt rating. Business impact: capability to withstand significant short-circuit currents, reducing system-wide outages. Application: high-energy distribution circuits and equipment with potential fault currents.
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FAQs
NZMN1-A25-NA uses a box terminal configuration and NZM1-frame design, delivering compatible wiring footprints and straightforward upgrades in standard distribution panels. The three-pole construction aligns with common busbar layouts, simplifying integration into existing MCCB sections and ensuring reliable electrical connectivity during servicing.
Key specs include a 25 A current rating, voltage rating of 690 Vac and 500 Vdc, a 50 kAIC interrupt rating, and a three-pole configuration on the NZM1 frame with a T268 trip type. These parameters support robust overcurrent protection across industrial feeders and control circuits.
Yes. The combination of 25 A rating, 690 Vac / 500 Vdc capability, 50 kAIC interrupt rating, and three-pole NZM1-frame construction makes it suitable for distribution panels and motor-control centers, providing reliable protection while enabling easy servicing and replacement in retrofit or new-build projects.
The product carries UL Listed certification, signifying safety compliance for industrial electrical protection equipment. This simplifies procurement for compliant installations and aligns with typical U.S. electrical safety requirements for molded case circuit breakers used in distribution systems.
Plan for periodic testing of the thermal-magnetic trip function, standard maintenance checks of the rocker lever operation, and periodic replacement scheduling aligned with panel upgrade cycles. The ULListed status supports dependable procurement, and the three-pole NZM1 frame ensures consistent component compatibility over the device’s lifecycle.