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Approvals & Standards

  • IEC 60269-4 Compliance

Key features & benefits

Mersen DC offers provide a very high performant protection for railway power and auxiliary circuits. Mersen DC Semiconductor fuse-links were developed to provide improved performance required by today's new DC equipment. These fuse-links are typically operated at more elevated temperature than other fuse type, have lower I²t to minimize damage to protected components on short circuits, lower watts loss and longer life.

More specifications

Applications

  • Protection of inverters
  • Protection of motor drives
  • Protection of UPS systems
  • Railway power and auxiliary circuits
  • Similar 750VDC or less equipments

Product Specifications

Item Number

M085203  

Catalogue No.

D121GC75V250EF  

Item Description (ERP)

CC 7,5 GRC 121 EF 0250  

Short Description

Protistor SB fuse-link gR, 750VDC, size 121, 250A, EF, french slotted blade  

EAN/UPC Code

3605340067538  

Rated voltage DC IEC

750   V

Ampere Rating

250   A

Speed/Characteristic

gR  

Fuse Size

121  

Mounting

Bolted  

Melting I2t

18.05   kA²s

Power Dissipation at Rated Current Value

46.7   W

Design Details

gRC  

Indication System

Yes  

Indication System Type

Striker  

Connection/Terminal Material

Silver-Plated Copper  

Connection/Terminal Type

Open Slot Blades  

Body/Insulating Material

Ceramic  

Product Weight

2.255   lb

Product Width

2.01   in

Product Length

7.52   in

Product Height

2.17   in

Sell Pack Quantity

1   EACH

Sell Pack Weight

2.255   lb

Sell Pack Width

4.53   in

Sell Pack Length

10.43   in

Sell Pack Height

2.76   in