The Eaton Industries NZM..-M circuit-breaker, with a nominal continuous current Iu of 63A and a nominal shutdown capacity Icu of 105kA at 400V, features a setting range for overload protection of 380 – 630A and an undelayed short circuit setting range of 380 – 630A. Suitable for IEC market, it provides flexibility in mounting due to its modular function groups. It includes a screw connection for the main circuit, 3 poles, thermomagnetic releases for motor protection, phase-failure sensitivity, and a tripping class of 10A. This circuit-breaker complies with IEC/EN 60947-4-1 and IEC/EN 60947-2 standards which fulfill all requirements of the switching category AC-3.
Specifications
Overload release current setting (A) : 50 A to 63 A
Adjustment range undelayed short-circuit release (A) : 504 A to 882 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) : 63
Rated operation power at AC-3, 230 V (kW) : 18.5
Rated operation power at AC-3, 400 V (kW) : 30
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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