This is a 3-pole Eaton Industries MCCB circuit breaker intended for system and cable protection. It has a rated current and uninterrupted current of 320A and a switching capacity at 400/415V 50 Hz (Icu) of 36kA. Its installation type is withdrawable and it uses a screw connection. The device has a nominal voltage of 690V, and features adjustable overload protection range from 250 – 320A, and un-delayed short-circuit range from 1920 – 3200A. This circuit breaker is in accordance with IEC standards.
Specifications
Rated permanent current Iu (A) : 320
Rated voltage (V) : 690 V to 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz (kA) : 36
Overload release current setting (A) : 250 A to 320 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 1920 A to 3200 A
Integrated earth fault protection : No
Type of electrical connection of main circuit : Screw connection
Device construction : Built-in device slide-in technique (withdrawable)
Suitable for DIN rail (top hat rail) mounting : No
DIN rail (top hat rail) mounting optional : No
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.