Eaton NZM3 4P 630A 400A Circuit Breaker 150KA – 110909

The Eaton Industries MCCB circuit-breaker NZM3 is a four-pole device with a switching capacity of 400/415 V 50 Hz (Icu): 150 kA. The rated current or rated uninterrupted current (In = Iu) is 630 A. It is designed for system and cable protection and adheres to the IEC standard. It’s a fixed installation type with screw connection. The device also features a wide range of settings for overload protection (315 – 630A) and un-delayed short circuit (1260 – 5040A), functioning optimally at a nominal voltage of 690V.

Specifications

Rated permanent current Iu (A) : 630
Rated voltage (V) : 690 V to 690 V
Rated short-circuit breaking capacity lcu at 400 V, 50 Hz (kA) : 150
Overload release current setting (A) : 315 A to 630 A
Adjustment range short-term delayed short-circuit release (A) : 0 A to 0 A
Adjustment range undelayed short-circuit release (A) : 1260 A to 5040 A
Integrated earth fault protection : Yes
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 : 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 : 4
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