The Eaton Industries MCCB motor protection circuit breaker has dimensions of 90x88x145mm, an overload setting range of 32-40A, and a nominal continuous current Iu of 40A. The device shape allows for built-in installation with a fixed location. Connection method for the main current circuit is classified as “other”. The tripping technology is thermo-magnetic with an IP20 degree of protection. The NZM series circuit breakers come in four compact sizes, providing flexibility for all applications in the IEC market. Features phase-failure sensitivity, a tripping class of 10A, and meets all the requirements of the switching category AC-3 according to IEC/EN 60947-4-1 and IEC/EN 60947-2.
Specifications
Overload release current setting (A) : 32 A to 40 A
Adjustment range undelayed short-circuit release (A) : 320 A to 560 A
With thermal protection : Yes
Phase failure sensitive : Yes
Switch off technique : Thermomagnetic
Rated operating voltage (V) : 690 V to 690 V
Rated permanent current Iu (A) : 40
Rated operation power at AC-3, 230 V (kW) : 11
Rated operation power at AC-3, 400 V (kW) : 18.5
Type of electrical connection of main circuit : Other
Type of control element : Rocker lever
Device construction : Built-in device fixed built-in technique
With integrated auxiliary switch : No
With integrated under voltage release : No
Number of poles : 3
Rated short-circuit breaking capacity lcu at 400 V, AC (kA) : 35
Degree of protection (IP) : IP20
Height (mm) : 145
Width (mm) : 90
Depth (mm) : 88
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