Eaton NZMB2-AF100-BT-NA Molded Case Circuit Breaker - 25 kAIC
Part Number: NZMB2-AF100-BT-NA
Quick Summary
The Eaton NZMB2-AF100-BT-NA Molded Case Circuit Breaker protects distribution circuits with reliable fault-current control in industrial installations. Engineers often face nuisance trips and mismatched protection settings; this unit offers fixed thermal, adjustable magnetic trip, and 100 A at 440 Vac to minimize downtime. Compliance details are listed as 'Contact Manufacturer' for official certifications; typical industry practice includes CE marking and IEC/UL-type approvals, which should be confirmed with Eaton. Designed for NZM2 frame installations, it features front-frame clamp terminals and compatible accessories like rocker lever and motor drive for fast, secure wiring. With 25 kAIC interrupt capacity, this breaker supports robust distribution protection while enabling lower lifecycle costs through simplified maintenance.
Product Information
Extended Description
NZMB2-AF100-BT-NA Eaton: Eaton Series NZM complete molded case circuit breaker, NZM2-frame, NZMB2, Fixed thermal, adj. magnetic trip, 504-882A, Three-pole, 100A, 440 Vac, 25 kAIC, Box, Distribution circuit protect., 100-100A, Front frame clamp, 100-100A
Product Name
Eaton Series NZM complete molded case circuit breaker
Catalog Number
NZMB2-AF100-BT-NA
EAN
4015081072897
Product Length/Depth
4.05 in
Product Height
7.24 in
Product Width
4.13 in
Product Weight
5.17 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
100 A
Voltage rating
440 Vac
Trip Type
T185
Circuit breaker type
NZMB2
Terminals
Box
Frame
NZM2
Class
Distribution circuit protection
Accessories
Rocker lever, motor drive
Adjustment range short-circuit release
600-1000A delayed
Setting Range Ol Protector
100-100A
Short-circuit breaking capacity
25 kAIC
Interrupt rating
25 kAIC
Connection
Front frame clamp
Overload range
100-100A
Number of poles
Three-pole
Trip rating
504-882 A
Feature: Fixed thermal, adjustable magnetic trip to coordinate with system protection. Business Impact: Reduces nuisance trips and improves selective coordination, cutting unplanned downtime in panelboards. Application: Suitable for distribution panels in industrial facilities requiring reliable protection and adjustable trip ranges. Long-tail keywords woven: molded case circuit breaker for distribution panels, NZMB2 trip characteristics, three-pole protection, 25 kAIC rating. Feature: Front-frame clamp terminals for fast, secure wiring. Business Impact: Speeds installation and reduces torque/wiring errors during field termination. Application: Panel builders and maintenance technicians benefit from easier servicing and replace-and-go maintenance. Feature: 100 A, 440 Vac, 25 kAIC rating with NZM2 frame compatibility. Business Impact: Supports high fault-current scenarios while maintaining compact footprint; reduces spare parts inventory due to common NZM2 accessories. Application: Main distribution feeders in machine rooms and control panels. Feature: Accessories including rocker lever and motor drive. Business Impact: Enables remote operation and motor-driven control with minimal retrofit cost. Application: Controlled equipment and motor circuits. Feature: Adjustable short-circuit release 600-1000 A delayed and setting range 100-100 A. Business Impact: Fine-tuning protection to match system fault levels, improving safety and process uptime. Application: Systems with variable fault-current profiles and staged protection requirements. Industry context: NZMB2 series provides reliable distribution circuit protection with a robust interrupt rating and flexible installation within the NZM2 family.
Get a Quick Quote for a Eaton NZMB2-AF100-BT-NA
Chat with us on WhatsApp - fast responses guaranteed
Need to speak with someone? We'll call you back within 2 hours during business hours
Interested in Eaton NZMB2-AF100-BT-NA?
Enquire Now
FAQs
The NZMB2-AF100-BT-NA is designed for three-pole distribution panel installations using the NZM2 frame. It supports front-frame clamp terminals for quick wiring and is compatible with available accessories such as rocker levers and motor drives, streamlining installation in control cabinets and switchgear assemblies.
Key specs include a 100 A amperage rating, 440 Vac voltage rating, and a 25 kAIC interrupt capacity. It is a three-pole NZMB2 type with a fixed thermal and adjustable magnetic trip (T185), and it offers a setting range of 100-100 A with a short-circuit release adjustable from 600-1000 A.
Yes, the NZMB2-AF100-BT-NA supports motor control scenarios within distribution panels and control circuits. It can be paired with rocker lever and motor drive accessories, provides reliable overcurrent protection for motors, and simplifies integration in equipment racks while enabling straightforward maintenance.
Official compliance details are listed as 'Contact Manufacturer' on the product data. While CE marking and IEC/UL-type approvals are common in the industry, exact certification status should be verified with Eaton to ensure alignment with regional regulatory requirements.
The combination of a robust 25 kAIC interrupt capacity, easy front-frame wiring, and compatible NZM2 accessories reduces field downtime and spare-part needs. Its modular design supports quick replacement in service outages, lowers lifecycle costs, and improves system availability for panel builders and end users.