Eaton NZMN2-AF150-BT-NA Molded Case Breaker - 50 kAIC
Part Number: NZMN2-AF150-BT-NA
Quick Summary
NZMN2-AF150-BT-NA is a high-capacity molded case breaker designed to protect distribution circuits in industrial facilities. It delivers reliable fault interruption for panels, MCCs, and control cabinets while supporting compact layouts. Engineers often face the challenge of balancing fast protection with motor drive compatibility and long service life in harsh environments. Industry practice typically requires CE marking, IP protection levels, and SIL-capable trip options depending on the application; confirm with Eaton for your market. This solution adds value by combining precise overload protection with straightforward installation, helping you meet safety requirements while reducing downtime and maintenance costs across critical power distribution assets and plant automation.
Product Information
Extended Description
NZMN2-AF150-BT-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM2-frame, NZMN2, Thermal-magnetic trip type, Three-pole, 150A, 690 Vac, 750 Vdc, 50 kAIC, Box, Distribution circuit protection, Rocker lever, motor drive
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMN2-AF150-BT-NA
EAN
4015081073122
Product Length/Depth
4.13 in
Product Height
5.87 in
Product Width
5.87 in
Product Weight
5.77 lb
Compliances
Contact Manufacturer
Amperage Rating
150 A
Voltage rating
690 Vac, 750 Vdc
Trip Type
T268
Circuit breaker type
NZMN2
Terminals
Box
Frame
NZM2
Class
Distribution circuit protection
Accessories
Rocker lever, motor drive
Interrupt rating
50 kAIC
Number of poles
Three-pole
Feature: Thermal-magnetic trip with a 50 kAIC interrupt rating supports fast, selective fault clearance for high-energy events. This translates to reduced arc energy transfer, lower risk of collateral damage, and extended life for downstream equipment. In practice, this means fewer nuisance trips during transient faults and more predictable protective behavior in panel boards and MCCs. Business impact is improved uptime and safer operation across protected circuits. Application: distribution panels and motor control centers in demanding industrial environments. Feature: Three-pole NZMN2 frame with box terminals provides robust mechanical strength and secure, straightforward wiring. Business impact is faster installation, fewer field-rework issues, and more reliable terminations, reducing overheating risk. Application: control cabinets and machine rooms where dependable connections matter most. Feature: Voltage rating of 690 Vac / 750 Vdc enables protection across both AC mains and DC bus sections. Business impact includes inventory simplification and cross-application use in mixed systems. Application: plants with motors, drives, conveyors, and process automation. Feature: Rocker lever and motor drive accessories enhance operator ergonomics and configuration speed. Business impact is safer switching, easier maintenance, and quicker commissioning. Application: modernization projects and retrofit installs in existing panels. Feature: Compact NZM2 frame footprint supports space-constrained panels. Business impact is efficient protection zoning and easier cabinet layouts. Application: new installations and panel upgrades in crowded electrical rooms.
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FAQs
Is compatible with typical industrial panels and MCCs using box terminals on a three-pole NZM2 frame. The device supports straightforward, field-terminable wiring and standard mounting, enabling reliable integration in new builds or panel retrofits without requiring special tooling or adapters.
Key specs include a 150 A amperage rating, voltage rating of 690 Vac / 750 Vdc, thermal-magnetic trip (T268), and a 50 kAIC interrupt rating. Verify the trip characteristics, pole count, and frame type to ensure compatibility with your upstream protection scheme and fault-current levels.
Yes, with its motor drive accessories and three-pole NZMN2 frame, the NZMN2-AF150-BT-NA supports protection for motor-driven loads. It provides fast fault clearance and controllable trip behavior, helping minimize drive interruptions while ensuring safety in panel assemblies and drive cabinets.
Compliances are listed as provided by the manufacturer; confirm local requirements with Eaton for your market. Typical considerations include CE marking and region-specific safety standards. Always verify current approvals on the Eaton datasheet or with your Eaton distributor before procurement.
The thermal-magnetic protection reduces nuisance trips and protects downstream components, potentially lowering maintenance costs and downtime. Its robust construction, easy wiring, and motor drive compatibility also shorten commissioning times and simplify part consolidation, contributing to a favorable return on investment in panel modernization projects.