The Eaton Industries NZMN A circuit breaker, with a rated continuous current (Iu) of 63A and a rated voltage of 690V, has a switching capacity of 50kA at 400V for Icu. The overload protection setting range is 50 – 63A, while the undelayed short circuit setting range is 380 – 630A. This device is a fixed, embedded installation unit with screw connections. Approved by UL/CSA and IEC, it serves both system and cable protection practicalities. This 3-pole breaker’s Switching capacity at SCCR 600Y/347 V 60 Hz and SCCR 480 V 60 Hz are 25 kA and 35 kA respectively.
Specifications
Rated permanent current Iu (A) : 63
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 63 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 380 A to 630 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.