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
Contact us

Approvals & Standards

  • Amp-Trap: UL File E93367
  • 9F60: UL File E191980

Key features & benefits

Mersen R-Rated fuses are current-limiting, high interrupting rating fuses intended for the short circuit protection of medium voltage motors and motor controllers. R-Rated fuses are back-up fuses that have a minimum interrupting rating, and must be coordinated with overload relays in combination motor starters. The motor starter manufacturer generally specifies the R-Rated fuse size. These fuses come with a 3 (size D) or 4 (size E) inch diameter barrels with ferrules and are mounted in spring reinforced clips

More specifications

Applications

  • Short circuit protection of medium voltage motors and motor controllers

Product Specifications

Frequency (Hz)

50/60   Hz

Speed/Characteristic

R-Rated  

UL file number

File E191980  

UL Category Code

MSSS2  

REACH Compliant

Yes  

Max Operating Temp.

80   °C

Max Storage Temp.

80   °C

Min Storage Temp.

-25   °C

Harmonized System

853510  

References in this series  (53)

A051F2DHR0-18R

-

-

-

Yes  

9.8883   kg

A051F2DHR0-24R

-

-

-

Yes  

9.8883   kg

A051F2DHRN-18R

-

-

-

No

9.8883   kg

A051F2DHRN-24R

-

-

-

No

9.8883   kg

A480R12R-1

-

-

-

Yes  

4.7536   kg

A480R12R-1HE

-

-

-

Yes  

5.0802   kg

A480R18R-1

-

-

-

Yes  

9.0265   kg

A480R18R-1HE

-

-

-

Yes  

9.7976   kg

A480R24R-1

-

-

-

Yes  

9.0265   kg

A480R24R-1HE

-

-

-

Yes  

9.7976   kg

A480R2R-1

-

-

-

Yes  

4.7536   kg

A480R2R-1HE

-

-

-

Yes  

5.0802   kg

A480R36R-1

-

-

-

Yes  

13.1542   kg

A480R3R-1

-

-

-

Yes  

4.7536   kg

A480R3R-1HE

-

-

-

Yes  

5.0802   kg