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NXM Moulded Case Circuit Breaker
Product Consultation
Low Voltage IEC Sub Power Distribution NXM Moulded Case Circuit Breaker
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Sub Power Distribution
NXM
NXM-1
NXM
NXM-1

NXM Moulded Case Circuit Breaker

The NXM Moulded Case Circuit Breaker (MCCB) offers reliable protection against overload, short-circuit, and under-voltage in low-voltage power distribution systems. With frame sizes from 63A to 1600A and breaking capacities up to 70kA, it ensures stable operation across commercial, industrial, and motor control applications. Available in fixed or plug-in types, with thermal-magnetic and electronic releases, the NXM series delivers high safety, flexibility, and IEC 60947-2 compliance for modern electrical networks.

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Product Information

Name
Size
Release time
Operate
NXM-MCCB-Catalog.pdf
14.43MB
2025-04-29
Download
Name
Size
Release time
Operate
2104-NXM-MCCB-Manual-2.pdf
2.94MB
2025-03-27
Download
2104-NXM-MCCB-Manual-1.pdf
2.55MB
2025-03-27
Download
Name
Size
Release time
Operate
2406-NXM-160-MCCB-CB Certificate.pdf
990.21KB
2025-03-27
Download
2406-NXM-1000-MCCB-CE Certificate.pdf
1.21MB
2025-03-27
Download
2406-NXM-1250-MCCB-CE Certificate.pdf
1.18MB
2025-03-27
Download
2406-NXM-1600-MCCB-CB Certificate.pdf
986.74KB
2025-03-27
Download
2406-NXM-800-MCCB-CE Certificate.pdf
1.21MB
2025-03-27
Download
2406-NXM-800-MCCB-CB Certificate.pdf
1019.66KB
2025-03-27
Download
2406-NXM-160-MCCB-CE Certificate.pdf
1.19MB
2025-03-27
Download
2406-NXM-1000-MCCB-CB Certificate.pdf
1019.7KB
2025-03-27
Download
2406-NXM-1250-MCCB-CB Certificate.pdf
987.06KB
2025-03-27
Download
2405-NXM-1600-MCCB-CE Certificate.pdf
1.21MB
2025-03-27
Download
2206-NXM-MCCB-EAC Certificate.pdf
1.84MB
2025-03-27
Download
Name
Size
Release time
Operate
NXMS-MCCB-Drawing-1000,4P.dwg
761.52KB
2025-03-27
Download
NXM-MCCB-Drawing-160S,3P.stp
6.32MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,4P-1.stp
9.99MB
2025-03-27
Download
NXMLE-MCCB-Drawing-630,400,3P.dwg
749.62KB
2025-03-27
Download
NXM-MCCB-Drawing-125(63)S,2P.stp
9.38MB
2025-03-27
Download
NXMLE-MCCB-Drawing-800,4P.stp
9.44MB
2025-03-27
Download
NXM-MCCB-Drawing-125(63).dwg
2.69MB
2025-03-27
Download
NXM-MCCB-Drawing-250H,3P.stp
11.09MB
2025-03-27
Download
NXMLE-MCCB-Drawing-125H,4P.stp
9.49MB
2025-03-27
Download
NXMLE-MCCB-Drawing-800,3P.stp
7.83MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,4P.dwg
727.75KB
2025-03-27
Download
NXMS-MCCB-Drawing-160H,3P.dwg
1.34MB
2025-03-27
Download
NXM-MCCB-Drawing-160H,3P.stp
6.92MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,3P.dwg
724.15KB
2025-03-27
Download
NXMS-MCCB-Drawing-630,400,3P.dwg
741.16KB
2025-03-27
Download
NXM-MCCB-Drawing-1250,4P.stp
10.37MB
2025-03-27
Download
NXM-MCCB-Drawing-1000,4P.stp
13.73MB
2025-03-27
Download
NXMS-MCCB-Drawing-1000,3P.dwg
735.88KB
2025-03-27
Download
NXM-MCCB-Drawing-1000,4P.dwg
579.78KB
2025-03-27
Download
NXM-MCCB-Drawing-1600,3P-2.stp
14.41MB
2025-03-27
Download
NXMLE-MCCB-Drawing-160S,4P.stp
8.28MB
2025-03-27
Download
NXM,NXMS-MCCB-Drawing-1600.dwg
1.69MB
2025-03-27
Download
NXMS-MCCB-Drawing-160H,4P.stp
16.62MB
2025-03-27
Download
NXMLE-MCCB-Drawing-630,400,3P.stp
11.05MB
2025-03-27
Download
NXM-MCCB-Drawing-1600,3P-3.stp
15.26MB
2025-03-27
Download
NXMLE-MCCB-Drawing-250S,2P.stp
7.38MB
2025-03-27
Download
NXMS-MCCB-Drawing-1250,4P.stp
9.56MB
2025-03-27
Download
NXM-MCCB-Drawing-160S,2P.stp
4.7MB
2025-03-27
Download
NXMLE-MCCB-Drawing-800,3P.dwg
598.66KB
2025-03-27
Download
NXM-MCCB-Drawing-800,3P.dwg
547.05KB
2025-03-27
Download
NXMS-MCCB-Drawing-1250,3P.x_t
26.39MB
2025-03-27
Download
NXMS-MCCB-Drawing-630,400,3P.stp
12.21MB
2025-03-27
Download
NXMS-MCCB-Drawing-1000,3P.stp
5.93MB
2025-03-27
Download
NXM-MCCB-Drawing-1600,4P.stp
18.87MB
2025-03-27
Download
NXMLE-MCCB-Drawing-125(63).dwg
2.45MB
2025-03-27
Download
NXM-MCCB-Drawing-250S,4P-1.stp
12.66MB
2025-03-27
Download
NXM-MCCB-Drawing-250S,3P.stp
15.87MB
2025-03-27
Download
NXMLE-MCCB-Drawing-250S,4P.stp
13.38MB
2025-03-27
Download
NXM-MCCB-Drawing-250H,4P.stp
16.16MB
2025-03-27
Download
NXM-MCCB-Drawing-160S,4P.stp
8.1MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,3P-1.stp
7.41MB
2025-03-27
Download
NXMS-MCCB-Drawing-1600,3P.dwg
587.8KB
2025-03-27
Download
NXMS-MCCB-Drawing-160H,3P.stp
14.47MB
2025-03-27
Download
NXM-MCCB-Drawing-250S,2P.stp
8.48MB
2025-03-27
Download
NXMLE-MCCB-Drawing-125H,3P.stp
7.74MB
2025-03-27
Download
NXM-MCCB-Drawing-125(63)S,4P.stp
16.06MB
2025-03-27
Download
NXMLE-MCCB-Drawing-160H,3P.stp
6.78MB
2025-03-27
Download
NXMLE-MCCB-Drawing-800,4P.dwg
602.9KB
2025-03-27
Download
NXMLE-MCCB-Drawing-250H,3P.stp
10.95MB
2025-03-27
Download
NXM-MCCB-Drawing-800,4P.stp
13.39MB
2025-03-27
Download
NXMLE-MCCB-Drawing-250.dwg
1.89MB
2025-03-27
Download
NXM-MCCB-Drawing-250S,4P-2.stp
12.66MB
2025-03-27
Download
NXMLE-MCCB-Drawing-160S,3P.stp
6.17MB
2025-03-27
Download
NXMS-MCCB-Drawing-630,400,4P.stp
12.19MB
2025-03-27
Download
NXM-MCCB-Drawing-1600,3P-1.stp
14.4MB
2025-03-27
Download
NXMS-MCCB-Drawing-160H,4P.dwg
1.33MB
2025-03-27
Download
NXMLE-MCCB-Drawing-160H,4P.stp
8.36MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,3P-2.stp
7.41MB
2025-03-27
Download
NXMS-MCCB-Drawing-630,400,4P.dwg
755KB
2025-03-27
Download
NXMLE-MCCB-Drawing-160S,2P.stp
2.78MB
2025-03-27
Download
NXM-MCCB-Drawing-1000,3P.dwg
578.31KB
2025-03-27
Download
NXM-MCCB-Drawing-800,4P.dwg
562.05KB
2025-03-27
Download
NXM-MCCB-Drawing-250.dwg
727.48KB
2025-03-27
Download
NXM-MCCB-Drawing-160H,4P.stp
8.37MB
2025-03-27
Download
NXMLE-MCCB-Drawing-630,400,4P.stp
12.73MB
2025-03-27
Download
NXM-MCCB-Drawing-1250,3P.stp
15.64MB
2025-03-27
Download
NXMS-MCCB-Drawing-1600,4P.stp
9.71MB
2025-03-27
Download
NXMS-MCCB-Drawing-250,4P.stp
15.37MB
2025-03-27
Download
NXM,NXMLE-MCCB-Drawing-160S,H.dwg
1.72MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,4P-3.stp
9.99MB
2025-03-27
Download
NXM-MCCB-Drawing-630,400,4P-2.stp
9.99MB
2025-03-27
Download
NXMS-MCCB-Drawing-250.dwg
411.19KB
2025-03-27
Download
NXM-MCCB-Drawing-1000,3P.stp
34.69MB
2025-03-27
Download
NXMLE-MCCB-Drawing-630,400,4P.dwg
752.84KB
2025-03-27
Download
NXMS-MCCB-Drawing-250,3P.stp
17.09MB
2025-03-27
Download
NXM-MCCB-Drawing-125(63)S,3P.stp
12.79MB
2025-03-27
Download
NXHM-MCCB-Drawing-125(63).dwg
5.32MB
2025-03-27
Download
NXMS-MCCB-Drawing-1000,4P.stp
8.21MB
2025-03-27
Download
NXM-MCCB-Drawing-800,3P.stp
14.93MB
2025-03-27
Download

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FAQs

 

What applications is the NXM MCCB best suited for?

The NXM series is ideal for low-voltage power distribution and motor protection systems in industrial plants, commercial buildings, and power networks requiring reliable overload and short-circuit protection.

 

What’s the difference between thermal-magnetic and electronic release versions?

The thermal-magnetic type provides standard overload and short-circuit protection, while the electronic type allows adjustable settings for long, short, and instantaneous tripping—ideal for precision control in large installations.

 

Can it operate under harsh environmental conditions?

Yes. The NXM MCCB has undergone humidity, heat, salt mist, and vibration tests, ensuring reliable performance in demanding industrial and outdoor environments.

 

What accessories can be added to enhance functionality?

Optional accessories include motor-driven mechanisms, under-voltage and shunt releases, auxiliary/alarm contacts, and manual operating modules, offering full adaptability to control panels and automation systems.

 

How does NXM compare to CHINT’s NM8N series?

The NXM focuses on compact design and flexible mounting for distribution and motor circuits, while NM8N offers higher insulation voltage and extended protection range for high-capacity systems like energy or infrastructure networks.

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