The Eaton Industries NZMN A is a circuit-breaker with a rated uninterrupted current (In = Iu) of 25A and a rated voltage of 690V. It has a nominal interrupting capacity (Icu) of 50kA at 400V and an adjustable overload protection range of 20 – 25A. The breaker also features an instantaneous short-circuit setting of 350A. It has a switching capacity SCCR 600Y/347 V 60 Hz(Icu): 25 kA, and SCCR 480 V 60 Hz(Icu): 35 kA. The device comes in a fixed mounted design with screw connections. It meets international standards such as UL/CSA and IEC, offering both system and cable protection.
Specifications
Rated permanent current Iu (A) : 25
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) : 20 A to 25 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 350 A to 350 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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