400A Fuse Isolation Switch, Brass AC 380/660V

【Arc Resistant Housing】The arc-resistant plastic housing, including the base, cover, and extinguishing chamber, ensures reliable insulation and structural integrity for industrial electrical panels.
【Metal Plate Extinguisher】Each chamber is equipped with an internal and external multi-plate metal extinguisher, improving arc suppression and extending contact life during high-current switching operations.
【NT Fuse Compatibility】A built-in holder in the rotating cover accepts NT-type fuses, with fan-shaped rotation providing a large electrical isolation distance and easy fuse replacement.
【Flexible Panel Mounting】Two sets of mounting holes on the base allow for secure installation inside switchgear cabinets or directly onto panels, accommodating various enclosure configurations.
【Auxiliary Contact Signal】Auxiliary contacts can to be mounted on either side of the switch to emit status signals, allowing remote control of the switch position in control systems.