The JJS-90 Fast-Acting Fuse is a high-performance Class J current-limiting fuse designed for fast and reliable protection of industrial electrical systems. It provides rapid interruption of overcurrent and short-circuit faults, helping to protect sensitive equipment such as transformers, motor circuits, control panels, and power distribution systems. Its compact design and high interrupting capacity make it suitable for demanding industrial environments.
Key Features
- Fast acting protection for rapid fault clearance
- Current-limiting design reduces equipment damage during faults
- High interrupting capacity for industrial applications
- Compact Class J design for space-saving installation
- Suitable for motors, transformers, and control circuits
- Reliable performance in heavy-duty electrical systems
- Strong thermal and mechanical durability
- Easy installation in standard fuse holders
Specifications
- Model: JJS-90
- Type: Fast-Acting Fuse (Class J)
- Current Rating: 90A
- Voltage Rating: 600V AC
- Interrupting Rating: Up to 200 kAIC
- Fuse Class: Class J (Fast Acting, Current Limiting)
- Construction: Cartridge/ferrule end type
- Mounting Type: Fuse holder compatible
- Application: Industrial control panels, transformers, motor protection, power distribution systems







