Eaton NZMH3-ME450 circuit breaker, 3p, 450A , 284469

Description

Features

Reviews

The circuit breakers of the NZM..-ME series cover all applications with only four compact sizes and are suitable for the IEC market. Installation is always flexible thanks to modular function groups. With electronic release for motor protection with phase failure sensitivity. Notes: IEC/EN 60947-4-1, IEC/EN 60947-2, effective value measurement and thermal memory, adjustable inertia setting tr: 2-20s at 6xIr and infinite (without overload release)

Property	Value
Number of poles:	3
Rated operating voltage:	690 V
Rated operating power at AC-3, 230 V:	132 kW
Rated operating power at AC-3, 400 V:	250 kW
Rated continuous current Iu:	450 A
Rated ultimate short-circuit breaking current Icu at 400 V, AC:	130 kA
Overload release current setting:	225 to 450 A
Triggering technology:	electronic
Phase failure sensitive:	yes
Connection type main circuit:	screw connection
Device design:	Built-in device, fixed installation technology
Protection class (IP):	IP20
Width:	140 mm
Setting range of the instantaneous short-circuit release:	450 to 6300 A
With integrated auxiliary switch:	no
With integrated undervoltage release:	no
Height:	275 mm
Depth:	166 mm
Design of the operating element:	toggle lever
With thermal protection:	yes