The Eaton Industries NZM2 Circuit-breaker is a 4-pole device with a rated uninterrupted current (In = Iu) of 100A and voltage of 690V. It has a switching capacity of 50kA at 400/415 V 50 Hz. The device features an adjustable overload protection range from 50-100A, a temporarily-delayed adjustment range of 100-1000A, and a non-delayed short circuit setting of 1200A. This unit, meant for fixed installations, provides system, cable, selectivity, and generator protection. It maintains a screw connection and complies with the IEC standards.
Specifications
Rated permanent current Iu (A) : 100
Rated voltage (V) : 690 V to 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz (kA) : 50
Overload release current setting (A) : 50 A to 100 A
Adjustment range short-term delayed short-circuit release (A) : 100 A to 1000 A
Adjustment range undelayed short-circuit release (A) : 1200 A to 1200 A
Integrated earth fault protection : No
Type of electrical connection of main circuit : Screw connection
Device construction : Built-in device fixed built-in technique
Suitable for DIN rail (top hat rail) mounting : No
DIN rail (top hat rail) mounting optional : Yes
Number of auxiliary contacts as normally closed contact : 0
Number of auxiliary contacts as normally open contact : 0
Number of auxiliary contacts as change-over contact : 0
With switched-off indicator : No
With integrated under voltage release : No
Number of poles : 4
Position of connection for main current circuit : Front side
Type of control element : Rocker lever
Complete device with protection unit : Yes
Motor drive integrated : No
Motor drive optional : Yes
Degree of protection (IP) : IP20
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