Product Overview
The MCCB provides protection for the line and equipment in the distribution line when overload, short circuit and undervoltage occur, and can also provide overload, short circuit and undervoltage protection for the motor's infrequent startingFunctional Characteristics
All copper contacts
Short circuit protection
Overload protection
Flame retardant material
Stable performance
Flashover short
Complete accessories
Multiple wiring






Product model :NXM-125S
Frame current :125A
Rated current :10-125A
Arc distance :≤50mm
Breaking capacity :AC230/240V

Product model :NXM-125S
Frame current :125A
Rated current :10-125A
Arc distance :≤50mm
Breaking capacity :AC400/415V

Product model :NXM-125S
Frame current :125A
Rated current :10-125A
Arc distance :≤50mm
Breaking capacity :AC500V
Model | Wide(W) | Deep(D) | High(H) | Polo Number |
NXM-63S/2300 | 56 | 70.5 | 135 | 2P |
NXM-63S/3300 | 78 | 70.5 | 135 | 3P |
NXM-63S/4300B | 103 | 70.5 | 135 | 4P |
NXM-125S/2300 | 56 | 70.5 | 135 | 2P |
NXM-125S/3300 | 78 | 70.5 | 135 | 3P |
NXM-125S/4300B | 103 | 70.5 | 135 | 4P |
NXM-160S/2300 | 63 | 75 | 155 | 2P |
NXM-160S/3300 | 90 | 75 | 155 | 3P |
NXM-160S/4300B | 120 | 75 | 155 | 4P |
NXM-250S/2300 | 78 | 76.5 | 165 | 2P |
NXM-250S/3300 | 105 | 76.5 | 165 | 3P |
NXM-250S/4300B | 140 | 76.5 | 165 | 4P |
NXM-320S/2300 | 78 | 76.5 | 165 | 2P |
NXM-320S/3300 | 105 | 76.5 | 165 | 3P |
NXM-320S/4300B | 140 | 76.5 | 165 | 4P |
NXM-400S/3300 | 140 | 107.5 | 257 | 3P |
NXM-400/4300B | 185 | 107.5 | 257 | 4P |
NXM-630S/3300 | 140 | 107.5 | 257 | 3P |
NXM-630S/4300B | 185 | 107.5 | 257 | 4P |
NXM-800S/3300 | 182 | 113 | 270 | 3P |
NXM-800S/4300B | 240 | 113 | 270 | 4P |
The above dimensions are in mm |

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