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Amp-Trap® A70QS 700VAC 700VDC

Approvals & Standards
UL recognized component, AC/DC UL file E60314
AC: guide no. JFHR2
DC: tested to UL standard 198L parameters (35-800A)
CSA certified File LR 12636

A70QS Amp-Trap® high speed fuses were developed in response to the need for improved overall performance of 700V semiconductor fuses for new equipment requirements. A70QS fuses have lower I2t for better protection, longer life when subjected to cyclic loading, plus lower watts loss. A70QS is the best choice to protect dynamic solid state equipment such as motor drives, UPS, etc.

A70QS Amp-Trap® high speed fuses were developed in response to the need for improved overall performance of 700V semiconductor fuses for new equipment requirements. A70QS fuses have lower I2t for better protection, longer life when subjected to cyclic loading, plus lower watts loss. A70QS is the best choice to protect dynamic solid state equipment such as motor drives, UPS, etc.

Key features & benefits

  • Very Low I2t for improved protection of equipment

  • Superior cycling ability for long, reliable life on high cyclic loading

  • Low watts loss for cooler operation

  • 700V AC/DC rating gives greater design versatility

  • Ultra compact sizes allow down-sizing of existing equipment

Applications

  • Protection of 700V or less motor drives, UPS, inverters, etc.

Technical Specifications
Frequency (Hz) 50/60 Hz
Amperage Range 10 to 800 A
Speed/Characteristic High Speed
UL Category Code JFHR2
CSA File Number Class 1422-30 File 012636_0_000 

Reference Finder

Item number Ampere rating Fuse size Clearing I2t At Rated Voltage Indication System Product weight
A70QS400-4 See product
400A - - No 0.4309kg
A70QS400-4IL See product
400A - - Yes 0.4763kg
A70QS450-4 See product
450A - - No 0.4763kg
A70QS450-4IL See product
450A - - Yes 0.0227kg
A70QS450-4K See product
450A - - No 0.567kg
A70QS450-4KIL See product
450A - - Yes 0.6123kg
A70QS50-4 See product
50A - - No 0.2313kg
A70QS50-4IL See product
50A - - Yes 0.2585kg
A70QS500-4 See product
500A - - No 0.4763kg
A70QS500-4IL See product
500A - - Yes 0.0227kg
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