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HelioProtection® HP6J Fuses - Photovoltaic

Approvals & Standards
UL Listed to Standard UL248 File E333668
CSA Component Certified C22.2

Mersen’s HP6J photovoltaic (PV) fuse series was engineered specifically for DC Recombiner Boxes in the protection of 600VDC photovoltaic systems. Its enhanced construction makes it ideal for continuous temperature and current cycling withstand adding to system longevity. The 600VDC rated HP6J designed for low minimum breaking capacity capabilities of 1.35 times the fuse rated current value allows for safe circuit interruption under typical low fault current conditions produced by PV arrays. Protect your off-grid or grid tied PV system from unexpected ground faults and line faults using Mersen’s HelioProtection® fuse line.

Mersen’s HP6J photovoltaic (PV) fuse series was engineered specifically for DC Recombiner Boxes in the protection of 600VDC photovoltaic systems. Its enhanced construction makes it ideal for continuous temperature and current cycling withstand adding to system longevity. The 600VDC rated HP6J designed for low minimum breaking capacity capabilities of 1.35 times the fuse rated current value allows for safe circuit interruption under typical low fault current conditions produced by PV arrays. Protect your off-grid or grid tied PV system from unexpected ground faults and line faults using Mersen’s HelioProtection® fuse line.

Key features & benefits

  • Smallest footprint in the industry

  • UL class J dimensions

  • Low fault current interrupting capability

  • Durable construction for enhanced system longevity

  • Temperature cycle withstand capability

  • Guaranteed operation at temperature extremes

  • Industry’s first UL Listed Solution

  • Globally accepted

Applications

  • Re-combiner (sub-combiner, array combiner, master combiner) applications

  • Inverter DC input protection

  • Battery charge controllers

Technical Specifications
Frequency (Hz) 50/60 Hz
Amperage Range 70 to 600 A
Fuse Class Photovoltaic
Speed/Characteristic gPV
UL Category Code JFGA

Reference Finder

Item number Ampere rating Fuse size Clearing I2t At Rated Voltage Indication System Product weight
HP6J350 See product
350A - - No 0.7938kg
HP6J400 See product
400A - - No 0.7938kg
HP6J450 See product
450A - - No 1.4515kg
HP6J500 See product
500A - - No 1.4515kg
HP6J600 See product
600A - - No 1.4515kg
70A - - No 0.1134kg
80A - - No 0.1134kg
90A - - No 0.1134kg
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