Description
The Eaton Bussmann FNQ-R-1/2 is a LIMITRON series Class CC fuse designed to provide overcurrent protection in compatible electrical and industrial control circuits. Its dual-element, time-delay characteristics help accommodate specified temporary inrush currents while protecting against qualifying overcurrent and short-circuit conditions.
With a 0.5A current rating and 600V AC voltage rating, this fuse is suitable for equipment designed to use the FNQ-R-1/2 model and its specific protection characteristics.
Technical Specifications
| Specification | Details |
|---|---|
| Brand | Eaton Bussmann |
| Series | LIMITRON FNQ-R |
| Model | FNQ-R-1/2 |
| Rated Current | 0.5A (500mA) |
| Rated Voltage | 600V AC |
| Fuse Class | Class CC |
| Interrupting Rating | 200 kA at 600V AC |
| Operating Characteristic | Dual-Element, Current-Limiting Time-Delay |
| Response Time | 12 Seconds at 200% of Rated Current |
| Connection | Ferrule Ends |
| Fuse Indication | Non-Indicating |
| Body Material | Melamine Tube |
| Approximate Dimensions | 10.3 mm Diameter × 38.1 mm Length |
Key Features and Benefits
Time-delay operation: Helps accommodate specified temporary inrush currents, including those associated with compatible small control transformers.
Current-limiting protection: Designed to limit fault-current energy under applicable circuit conditions.
Class CC rejection design: Intended for compatible Class CC fuse holders, helping prevent installation in certain incompatible holders.
Compact cylindrical construction: Ferrule-type ends support installation in compatible fuse blocks and industrial control equipment.
Typical Applications
Depending on the circuit design and equipment requirements, the FNQ-R-1/2 may be used for:
– Industrial control panels
– Small control transformer protection
– Electrical line protection
– Compatible branch circuits
– Industrial equipment control circuits
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