The Cooper Bussmann JJS-225 is a 225-amp, 600-volt Class T fast-acting fuse designed for high-performance circuit protection in compact spaces.
Key Features
- High Interrupting Capacity: Rated at 200,000 amperes interrupting capacity (AIC) at 600 volts, ensuring reliable protection against high fault currents.
- Compact Design: With dimensions of 1 inch in diameter and 3.63 inches in length, it offers a small footprint suitable for space-constrained applications.
- Fast-Acting Performance: Provides rapid response to short-circuit events, minimizing potential equipment damage.
- Versatile Applications: Ideal for use in large apartment complexes, multi-family meter stacks, and variable frequency drive (VFD) line protection.
- Non-Indicating Design: Features a non-indicating configuration with bolted blade ends for secure connections.
Specifications
- Amperage Rating: 225 A
- Voltage Rating: 600 V
- Interrupting Rating: 200 kAIC at 600 V
- Fuse Class: Class T
- Connection Type: Bolted blade end x bolted blade end
- Dimensions: 1 inch diameter x 3.63 inches length
- Compliance: CE Marked, RoHS Compliant
The JJS-225 fuse is engineered to provide superior protection in demanding electrical environments, combining high interrupting capacity with a compact form factor.









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