The Eaton Industries NZMB A circuit-breaker is a 3 pole device that features a rated continuous current (Iu) of 63A and a nominal voltage of 440V. It is capable of a nominal breaking current (Icu) of up to 25kA at 400V, providing both system and cable protection. It has an overload protection adjustment range of 50-63A and an un-delayed short-circuit setting range of 380-630A. The device is designed as a fixed installation unit with screw connection and meets UL/CSA and IEC standards.
Specifications
Rated permanent current Iu (A) : 63
Rated voltage (V) : 440 V to 440 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz (kA) : 25
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.