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A6D-R - Reducer Fuses - Class RK1 - Time-Delay

Approvals & Standards
UL Special Purpose Listed to 248-12
DC listed to UL standard 248
CSA certified to standard C22.2
No. 248.12

A6D-R Reducer Fuses are a safe, permanent solution for decreasing your current rating without using a Fuse Reducer accessory, which is designed for temporary use only. These special purpose UL Listed reduced rating Class RK1 fuses provide the same trusted protection levels as a traditional A6D-R Class RK1 fuses, but in a larger body.

A6D-R Reducer Fuses are a safe, permanent solution for decreasing your current rating without using a Fuse Reducer accessory, which is designed for temporary use only. These special purpose UL Listed reduced rating Class RK1 fuses provide the same trusted protection levels as a traditional A6D-R Class RK1 fuses, but in a larger body.

Key features & benefits

  • Replaces traditional temporary-use only Fuse Reducer accessories

  • Time-delay for motor starting and transformer inrush currents

  • without nuisance opening

  • 600VAC & 600VDC dual rated

  • 300kA interrupting rating - self-certified, UL witnessed tests

  • Extremely current-limiting for low peak let-thru current

  • Recommended for Arc Flash energy reduction

  • Easy 2-to-1 selectivity for prevention of nuisance shut downs and

  • “black outs”

  • Rejection-style design prevents replacement errors (when used

  • with recommended fuse blocks)

  • High-visibility orange label gives instant brand recognition

  • Reduced inventory by taking the place of lower-rated Class RK1

  • fuses and associated Fuse Reducer accessories

  • Metal-embossed date and catalog number for easier traceability

  • and lasting identification

  • Fiberglass body provides dimensional stability in harsh industrial

  • settings

Applications

  • Motors

  • Safety switches

  • Transformers

  • Branch circuit protection

  • Disconnects

  • Control panels

  • All general-purpose circuits

Technical Specifications
Frequency (Hz) 50/60 Hz
Amperage Range 20 to 400 A
Fuse Class Class RK1
Speed/Characteristic Time Delay
Flammability Rating 94 V-0

Reference Finder

17 references in this series

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Item number Ampere rating Fuse size Clearing I2t At Rated Voltage Indication System Product weight
A6D30/60RN See product
 30A - - No 0.1361kg
A6D300/600R See product
 300A - - Yes 2.6762kg
A6D350/600R See product
 350A - - Yes 2.6762kg
A6D400/600R See product
 400A - - Yes 2.6762kg
A6D60/100RN See product
 60A - - No 0.2495kg
A6D60/200RN See product
 - - - No 0.499kg
A6D80/200RN See product
 - - - No 0.499kg
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