Description
The Bussmann KTK-R-1 is a 1-amp, 600VAC Class CC fast acting fuse engineered to deliver reliable overcurrent protection in demanding HVAC and industrial control circuit applications. Designed to the Class CC form factor, this fuse provides a compact, rejection-style solution that prevents the installation of lower-rated fuses, ensuring system integrity and safety compliance.
Key Features
- 1-amp (1A) rated current for precise low-amperage circuit protection
- 600VAC voltage rating suitable for a wide range of HVAC control and power circuits
- Class CC fast acting design for rapid response to overload and short-circuit conditions
- Rejection-style ferrule construction prevents substitution with non-Class CC fuses
- Compact form factor ideal for use in fuse blocks, control panels, and HVAC equipment
- Consistent performance in motor control, transformer secondary, and branch circuit protection
Common Applications
- HVAC control circuit protection
- Motor control centers and control panels
- Transformer secondary protection
- Industrial and commercial electrical distribution equipment
- Branch circuit supplemental protection
Specifications
- Brand: Bussmann Fuse
- SKU / Part Number: KTK-R-1
- Amperage: 1A
- Voltage Rating: 600VAC
- Fuse Class: Class CC
- Fuse Type: Fast Acting







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