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The COOPER BUSSMANN NON-25 is a 25-amp, 250-volt Type NON general-purpose cartridge fuse designed for overcurrent protection in a wide range of electrical systems. This non-time-delay fuse provides fast-acting protection against short circuits and overloads. It measures 2 inches in length with a 0.56-inch diameter body, conforming to the standard ferrule cartridge form factor. Licensed electricians and qualified electrical contractors install this fuse in panelboards, disconnect switches, and fused equipment. It is sold in a boxed package of 10 units.
This fuse is suited for general-purpose branch circuit and equipment protection in residential, commercial, and light industrial applications. Typical uses include motor branch circuits, lighting circuits, and control circuits where a non-time-delay response is appropriate. The 250-volt rating makes it compatible with standard single-phase and lower-voltage distribution systems. It is not intended for motor loads requiring time-delay protection during startup inrush.
Designed as an OEM-style replacement for standard Type NON ferrule cartridge fuse holders rated for 250 volts and 30 amps or higher. Consult the fuse holder or equipment nameplate to confirm voltage and ampere rating requirements before installation.
Installation must be performed by a licensed electrician in accordance with the National Electrical Code (NEC). Always de-energize and lock out the circuit before replacing a fuse. Use an approved fuse puller when removing or inserting ferrule cartridge fuses to prevent contact with energized parts. Never replace a fuse with one of a higher ampere rating than specified by the equipment manufacturer or circuit design.
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