The Eaton Industries NZMN A is a 3-pole circuit breaker with a rated uninterrupted current (In = Iu) of 80A and a rated voltage of 690V. It has a nominal cut-off power or switching capacity (Icu) of 50kA at 400V, 35kA at 480V, and 25kA at 600Y/347V. It features an overload protection setting range of 63 – 80A and an instantaneous short circuit setting range of 480 – 800A. It also offers system and cable protection. The device is designed as a built-in fixed installation type with a screw connection. Compliant with UL/CSA and IEC standards.
Specifications
Rated permanent current Iu (A) : 80
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) : 63 A to 80 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 480 A to 800 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
Reviews
There are no reviews yet.