

Details
- •Low-voltage industrial components
- •Motor protection circuit-breaker
- •1 KOM
- •EATON
Technical specifications
NZMH3-MX450-NA | Circuit-breaker, 3p, Ic=100kA(480V), In=450A, motor.prot, PXR20(LSI), fixed,

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Details
- Low-voltage industrial components
- Motor protection circuit-breaker
- 1 KOM
- EATON
Technical specifications
Overload release current setting
225 .. 450A
Adjustment range undelayed short-circuit release
900 .. 5400A
Phase failure sensitive
Switch off technique
Electronic
With thermal protection
Rated permanent current Iu
450A
Rated operation power at AC-3, 230 V
132kW
Rated operating voltage
690 .. 690V
Type of electrical connection of main circuit
Screw connection
Width
140mm
Height
275mm
Rated operation power at AC-3, 400 V
250kW
Device construction
Built-in device fixed built-in technique
With integrated under voltage release
Type of control element
Rocker lever
With integrated auxiliary switch
Number of poles
3
Rated short-circuit breaking capacity lcu at 400 V, AC
130kA
Degree of protection (IP)
IP20
Depth
166mm