The Eaton Industries NZMB M power circuit breaker boasts a nominal continuous current Iu of 200A and a nominal cut-off capacity Icu at 400 53kA. It has an adjustable range for overload protection of 1500 – 2500A and for delayed short-circuit protection of 1500 – 2500A. The main circuit connection method is screw connection with 3 poles. This circuit breaker belongs to the compact NZM..-M series which caters to all applications. It comes with a thermomagnetic release for motor protection. Notably, it meets all requirements of the switching category AC-3 and complies with the IEC/EN 60947-4-1, IEC/EN 60947-2 circuit breakers. Also, notes reveal a tripping class 10A. Its modular functional groups enable flexible mounting.
Specifications
Overload release current setting (A) : 160 A to 200 A
Adjustment range undelayed short-circuit release (A) : 1600 A to 2800 A
With thermal protection : Yes
Phase failure sensitive : No
Switch off technique : Thermomagnetic
Rated operating voltage (V) : 440 V to 440 V
Rated permanent current Iu (A) : 200
Rated operation power at AC-3, 230 V (kW) : 55
Rated operation power at AC-3, 400 V (kW) : 110
Type of electrical connection of main circuit : Screw connection
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) : 18.5
Degree of protection (IP) : IP20
Height (mm) : 184
Width (mm) : 105
Depth (mm) : 149
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