FERRAZ 6631R 600V 600A R 1P FUSE BL
Product image thumbnail 0
Product image thumbnail 1
Product image thumbnail 2
Usually ships within 8 to 12 Days
Already a Customer? Log in to view your pricing
Manufacturer Mersen
Mfg Catalog # 6631R
North Coast Part # 18716



  • All fuse blocks meet the requirements of UL 4248
  • UL listed, guide IZLT, File E52283
  • UL recognized component guide IZLT2, file E52283
  • CSA certified class 6225, File 32169


  • Frequency Hz: 50/60 Hz
  • Max Operating Temp: 80 °C
  • Max Storage Temp: 80 °C
  • Min Storage Temp: -25 °C
  • Short Circuit Current Rating Sccr: 200 kA
  • Ampere Rating: 600 A
  • Max Fuse Rating: 600 A
  • Rated Voltage Ac Ul: 600 V
  • Rated Voltage Dc Ul: 600 V
  • Torque Rating: 500 lb-in
  • Country Of Origin: MX
  • Product Line: Class R 600V Fuseholders - Class R
  • Body Insulating Material: Phenolic
  • Installation Mounting: Direct Screw Mount
  • Number Of Poles: 1-pole
  • Fuse Installation Method: Clip-in
  • Wire Connections: Box In-Line Clip


UPC 78200166512
Family Brand Name Ferraz Shawmut
Item Long Description Mersen Class H, K and R fuse blocks accommodate all Class H, K and R 250 and 600V power fuses. A choice of screw, pressure plate, box and special order stud connectors fit a wide range of stranded or solid copper or aluminum wire. Insulators are either molded glass-filled polycarbonate (GFPC) or phenolic with verified dielectric strength in excess of 2500V. 30, 60 and 100A fuse blocks feature a unique adder block which can be snapped onto 1-, 2- or 3-pole blocks to form multipole segmented blocks of as many poles as desired.All fuse clips are made of high conductivity tinplated copper, with a choice of spring reinforced or nonspring reinforced clips in 30A and 60A. Clips 100A and above are spring reinforced.
GTiN 00782001665128
Length 16.12 in
Width 3 in
Type Open Style
Material Phenolic
Mounting Type Direct Screw Mount
Height 4.74 in
Weight 9.1 lb
Pkg Qty 1
Class R
Insulation Material Phenolic
Amperage 600 Amp
Fuse Interrupt Rating 600 A
Number of Poles 1 Pole
Rated Voltage AC 600 V
Rated Voltage DC 600 V
Fuse Class Class R
Voltage 600 Volt
Fuse Type Class R
Country of Origin Mexico
Frequency 50 Hz
Max Operating Temperature 80 C
Torque Rating 500 lb-in

Your Product Lists

Log In or register for an account to gain access to the product groups feature!

You can create lists of products for regular needs, special projects, even use one as a wishlist.

Your Part Numbers

Log In or register for an account to assign your company part numbers to products!

No more memorizing or cross-referencing! Map your company's internal part numbers to items, then use your part numbers for searching and ordering.