Eaton NZMB1-AF60-NA Molded Case Circuit Breaker - 25 kAIC
Part Number: NZMB1-AF60-NA
Quick Summary
NZMB1-AF60-NA molded case circuit breaker protects distribution panels and equipment from overcurrents. Engineers often struggle with mis-sizing, slow fault isolation, and costly downtime in complex power layouts. Typical certifications include CE, UL, and IEC 60947-2-based standards—verify coverage with Eaton. Its thermal-magnetic protection, front-frame mounting, and compact NZM1 frame help streamline panel assembly, reduce spare parts, and improve uptime. This device is designed for three-pole distribution protection in industrial environments, delivering reliable protection with straightforward installation and long-term operational value for panel builders and machine integrators.
Product Information
Extended Description
NZMB1-AF60-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM1-frame, NZMB1, Thermal-magnetic trip type, 380-630A trip rating, Three-pole, 60A, 480 Vac, 25 kAIC, Distribution circuit protection, Rocker lever, 60-60A, Front frame clamp, 60-60A
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMB1-AF60-NA
EAN
4015082722081
Product Length/Depth
2.68 in
Product Height
5.71 in
Product Width
3.54 in
Product Weight
2.45 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
Amperage Rating
60 A
Voltage rating
480 Vac
Trip Type
T268
Circuit breaker type
NZMB1
Frame
NZM1
Class
Distribution circuit protection
Accessories
Rocker lever
Setting Range Ol Protector
60-60A
Short-circuit breaking capacity
25 kAIC
Interrupt rating
25 kAIC
Connection
Front frame clamp
Overload range
60-60A
Number of poles
Three-pole
Trip rating
380-630 A
Feature: Thermal-magnetic trip type T268 provides precise overload protection and fast fault clearing. Benefit: Reduces nuisance trips and downstream equipment damage, improving line uptime and asset longevity. Application: Ideal for panel boards in manufacturing lines needing dependable coordination with motor starters. Feature: 60 A amperage rating with a 380-630 A trip rating range and 25 kAIC interrupt capacity. Benefit: Supports demanding distribution circuits while ensuring safe interruption of high fault currents, lowering risk exposure and improving safety margins. Application: Suitable for distribution panels feeding mid-size motors and feeders in process facilities. Feature: 3-pole NZMB1 configuration with front frame clamp and rocker lever. Benefit: Simplifies mounting and testing, speeds installation, and provides easy manual operation for commissioning and maintenance. Application: Useful on compact control panels where space is at a premium and quick access is required. Feature: NZM1 frame compatibility with front-frame mounting. Benefit: Streamlines component sourcing and spares management, reducing inventory complexity and enabling modular upgrades. Application: Ideal for panel builders standardizing on Eaton’s NZM/MCCB ecosystem. Feature: Rocker lever and setting range OL Protector 60-60A. Benefit: Intuitive control and precise overload coordination with motor protection schemes, lowering downtime and improving start-up reliability. Application: Beneficial in automation cabinets and machine control panels where accurate protection coordination matters.
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FAQs
Yes. The NZMB1-AF60-NA is rated 480 Vac and configured as a three-pole device with front-frame clamp mounting. It uses the NZMB1/NZM1 frame family and a 60 A nominal rating, making it suitable for standard distribution panels and machine control cabinets in industrial facilities. Ensure compatible busbar spacing and enclosure clearance per Eaton installation guidelines.
Key specs include a 60 A amperage rating, 25 kAIC short-circuit breaking capacity, and a thermal-magnetic T268 trip type. This combination delivers reliable overload protection, fast fault clearance, and safe interruption of high fault currents, supporting dependable operation in demanding industrial networks.
Best used in distribution panels and machine control cabinets within manufacturing, process, and packaging lines. It coordinates with motor starters, supports simple panel upgrades, and aligns with Eaton’s NZM1-based protection solutions to simplify maintenance and spare parts handling.
Compliances are listed as 'Contact Manufacturer' for formal confirmation. In practice, the device aligns with common regulatory frameworks such as CE and IEC 60947-2-based standards; verify exact certifications and test reports with Eaton to ensure full regulatory coverage for your market and application.
The rugged thermal-magnetic protection and reliable trip mechanism reduce nuisance trips and downtime, improving production throughput. A standard warranty window (1 year from installation or 18 months from shipment) provides peace of mind, while streamlined mounting and compatibility with the NZM1 family lowers spares costs and total cost of ownership.