The Eaton Industries NZMN A is a circuit breaker with three poles, featuring a rated uninterrupted current of 125A. It has a switching capacity of 400/415V 50 Hz with an interrupting capacity (Icu) of 50kA. It is designed for fixed installation and is connected via screw connection. The device complies with IEC standards. Its protective function pertains to system and cable protection. It has an overload protection setting range of 100 – 125A and an immediate short-circuit setting range of 750 – 1250A. The breaker offers a nominal voltage of 690V.
Specifications
Rated permanent current Iu (A) : 125
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) : 100 A to 125 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 750 A to 1250 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 : 3
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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