MITSUBISHI ELECTRIC Low-voltage Products
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Low-voltage Products Circuit Breakers - Molded-case Circuit Breakers (MCCB)

Features

Molded-case circuit breakers are utilized to open/close low-voltage circuits and protect wiring by automatically closing circuits when overloading or short-circuiting occurs.

Learn more about WS-V Series
NF-C Series Economy Type

This basic model has excellent cost performance. Standard products range from 30 to 250A frames.

NF-S Series Standard Type
NF-H Series
High-performance Type

This standard model lineup, with products from 32A to 250A frames, can be used for a wide range of applications. (H Series: 63A-250A frames)

NF-U Series
Ultra Current-limiting Type

Realizing the world's maximum breaker capacity of 200kA, this high breaking capacity/high earth leakage circuit breaker is the optimum model for backup shutdown.

Product Lineup

Frame Size (A) Economy Type Standard Type High-performance Type Ultra Current-limiting Type
32(30) NF30-CS NF32-SV - -
63 NF63-CV NF63-SV NF63-HV -
125 NF125-CV NF125-SV
NF125-SGV
NF125-SEV
NF125-LGV
NF125-HV
NF125-HGV
NF125-HEV
NF125-RGV
NF125-UGV
160 - NF160-SGV NF160-LGV
NF160-HGV
-
250 NF250-CV NF250-SV
NF250-SGV
NF250-SEV
NF250-LGV
NF250-HV
NF250-HGV
NF250-HEV
NF250-RGV
NF250-UGV
400 NF400-CW NF400-SW
NF400-SEW
NF400-HEW
NF400-REW
NF400-UEW
630 NF630-CW NF630-SW
NF630-SEW
NF630-HEW
NF630-REW
-
800 NF800-CEW NF800-SEW
NF800-SDW
NF800-HEW
NF800-REW
NF800-UEW
1000 - NF1000-SEW - -
1250 - NF1250-SEW
NF1250-SDW
- -
1600 - NF1600-SEW
NF1600-SDW
- -

WSS Series Models

Frame Size (A) Economy Type Standard Type High-performance Type Ultra Current-limiting Type
32(30) - NF32-SW - -
63 NF63-CW NF63-SW NF63-HW -
125 NF125-CW NF125-SW
NF125-SGW
NF125-HW
NF125-HGW
NF125-RGW
NF125-UGW
160 - NF160-SW
NF160-SGW
NF160-HW
NF160-HGW
-
250 NF250-CW NF250-SW
NF250-SGW
NF250-HW
NF250-HGW
NF250-RGW
NF250-UGW