ML18-125/4 4P Photovoltaic Special Switch Disconnector

ML18-125/4 PV dedicated 4P switch disconnector, frame 125A, rated 100A, AC400V, AC-21B. It cuts three live wires and neutral at the same time. Visible isolation gap at OFF position, specially used for AC side of PV grid system, for combiner box and inverter maintenance isolation.

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Product Details
Product tags

Key Functions

Electrical isolation: sufficient isolation clearance at OFF position with visible break point
Load making & breaking, utilization category AC-21B
4-pole simultaneous disconnection: cut off 3 live lines + neutral line together
PV dedicated design for AC side of grid-tied photovoltaic system
Integrated operating handle with clear ON/OFF indication

Electrical Specifications

Model: ML18-125/4
Frame Current: 125A
Rated Operational Current Ie: 100A
Rated Operational Voltage Ue: 400V
Frequency: 50Hz
Pole: 4P
Utilization Category: AC-21B
Contact: Copper alloy contacts, low temperature rise

Application

AC side main isolation for PV combiner box and grid-connected cabinet

Three-phase four-wire industrial power distribution cabinet

Main disconnect switch for inverter output
Commercial rooftop photovoltaic power station
Isolation switch for three-phase power equipment maintenance

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ML18-125/4 4P Photovoltaic Special Switch Disconnector

Key Functions

Electrical Specifications

Application

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