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Approvals & Standards

  • Some UL Listed to standard File E143362

Key features & benefits

Mersen fuses for the protection of transformers and distribution lines deliver overload and short circuit protection. These current-limiting fuses will melt at current that can be as low as 1.7 times the fuse current ratings up to its maximum interrupting rating. These fuses are designed to withstand the transformer magnetizing inrush current. They are single, double, triple or quadruple barrels 3 inch diameter (size D) with end mounts designed for bolting directly to equipment bus or terminal pads.

More specifications


  • Protection for 5.5kV to 15.5kV transformers or distribution systems

Product Specifications

Item Number


Item Description (ERP)

GP EJO-1 BI 5.5KV 600A  


Medium Voltage Fuse 5500V 600A E-Rated Blade Mount Striker KCB Series  

EAN/UPC code


Rated voltage AC UL

5500   V

Rated current

600   A





AC Max I.R./Breaking Capacity: I1

50   kA

Indication System


Indication System Type

Visual Indicator  

Contact materials

Tin-Plated Copper  

Connection/Terminal Type


Body/Insulating Material


Product Weight

17.9396   kg

Product Width

346.7   mm

Product Length

499.9   mm

Product Height

346.7   mm

Sell Pack Quantity

1   Each

Sell Pack Weight

18.8377   kg

Sell Pack Width

101.6   mm

Sell Pack Length

362   mm

Sell Pack Height

657.4   mm