The Cooper Bussmann FRN series 20 amp Brass Time-Delay Cartridge Fuses are designed for use in power panel-boards, motor-control centers, combination starters and machinery disconnects. The cartridges are CSA and UL listed and rated for up to 250 volt.
- For use in power panel-boards, motor-control centers, combination starters and machinery disconnects
- Class RK5
- Current limiting 10 seconds (minimum) at 500 percent rated amp s
- Dual element with time delay
- 250 volt
- Fiberglass tube
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