Skip to main content

All locations

Please select your country & language

China | 中国
Germany | Deutschland

Your country is not in the list?

Go to our international website:

Mersen EP International website
Country / Language:  USA / English
Contact us

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
  • Protection of similar 2000V or less equipments
  • Railway power and auxiliary circuits

Product Specifications

Item Number

E076640  

Catalogue No.

D2122SD20C500QF  

Item Description (ERP)

CC 20 SRD 2122 QF 500  

Short Description

Size 2x122 SR 2000VDC aR 500 A 2000VDC  

EAN/UPC Code

3605340019353  

Rated voltage DC IEC

2000   V

Ampere Rating

500   A

Speed/Characteristic

aR  

Fuse Size

2x122  

Mounting

Bolted  

Clearing I2t At Rated Voltage

200000   A²s

Max. Rated Breaking Capacity DC

100 kA  

Power Dissipation at Rated Current Value

274   W

Indication System

Yes  

Indication System Type

Striker  

Connection/Terminal Material

Silver-Plated Copper  

Connection/Terminal Type

L Brackets  

Body/Insulating Material

Ceramic  

Product Weight

7.385   lb

Product Width

2.36   in

Product Length

8.54   in

Product Height

6.41   in

Sell Pack Quantity

1   EACH

Sell Pack Weight

7.385   lb

Sell Pack Width

4.33   in

Sell Pack Length

9.84   in

Sell Pack Height

3.54   in