Diversitech FUSET30 Time Delay Fuse 30A 250V Dual Element

Product Description

The DIVERSITECH FUSET30 is a dual-element, time delay fuse rated at 30 amps and 250 volts AC, designed to provide delayed-action overcurrent protection in HVAC and electrical circuits subject to transient inrush loads. The dual-element construction allows the fuse to tolerate brief surge currents that occur at motor startup or compressor engagement without nuisance tripping, while still interrupting sustained overloads or short-circuit faults quickly. Licensed HVAC technicians and electricians install this fuse in disconnect boxes, load centers, and equipment service panels as part of proper branch-circuit protection.

This fuse is suited for residential and light commercial HVAC applications where equipment draws significant inrush current at startup. Typical installations include air conditioning condensing unit disconnects, air handler circuits, and other motor-driven HVAC loads where a standard fast-acting fuse would open prematurely. Technicians should verify that the fuse holder or disconnect block is rated for 30 amps and 250 volts and is compatible with the cartridge fuse form factor before installation.

Key Features

• 30-amp current rating provides overcurrent protection for motor and compressor branch circuits
• 250-volt AC rating suits standard residential and light commercial HVAC disconnect applications
• Dual-element design tolerates motor inrush and startup surge currents without nuisance opening
• Time delay action interrupts sustained overloads and short-circuit faults to protect downstream equipment
• Direct replacement form factor for cartridge fuse holders used in HVAC disconnects and load centers

Compatibility

Designed as an OEM-style replacement cartridge fuse for HVAC disconnect switches, load centers, and equipment service panels requiring a 30-amp, 250-volt dual-element time delay fuse.

Installation Notes

Installation should be performed by a licensed electrician or HVAC technician in accordance with the National Electrical Code (NEC) and applicable local codes. Always shut off and lock out the disconnect or main breaker before removing or inserting the fuse. Confirm that the fuse holder is rated for 30 amps and 250 volts and is in serviceable condition before installing the replacement. Never install a fuse with a higher amperage rating than the circuit or equipment nameplate specifies.

Technical Specifications

• Amperage Rating: 30 amps
• Voltage Rating: 250 volts AC
• Fuse Type: Dual Element Time Delay

Standard Information

• Brand: DIVERSITECH
• Manufacturer Part Number: FUSET30