Return to Home
Ferraz Fast Track

A4J Series / Class J / Fast Acting

For excellent current limiting protection - A4J Class J fuses deliver excellent current-limiting protection to a wide variety of applications. Their unique dimensions prevent the substitution of other fuses with lower voltage ratings, interrupting ratings, or current-limiting capability.

[362 KB]
Brochure
[Not Available]

Features

  • High current limitation for low peak let-thru current
  • Unique dimensions prevent replacement by other fuse classes
  • Fiberglass body provides dimensional stability in harsh industrial environments
  • Easy-to read imprint label for quick recognition and replacement

Highlights

  • Fast Acting
  • Very Current-Limiting
  • DC Ratings
Ratings
  • AC: 600VAC, 200kA I.R.
  • AC: 300VDC, 20kA I.R.
    (Ferraz Shawmut Certified)
Approvals
  • UL Listed to Standard 248-8.
  • CSA Certified to Standard C22.2 No. 248.8
  • DC Tested to UL 198L limits (Ferraz Shawmut Certified)
  • IEC 269-2-1
  • RoHS Compliant
Applications
  • Capacitors
  • Loadcenters
  • Panelboards
  • Switchboards
  • Bus Duct
  • Feeder Circuits
  • Circuit Breakers
  • Lighting, Heating, and General Loads

Ferraz A4J Series Fuse Selection

AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG NUMBER   AMPERE RATING CATALOG NUMBER
1 A4J1   35 A4J35   90 A4J90   250 A4J250
3 A4J3   40 A4J40   100 A4J100   300 A4J300
6 A4J6   45 A4J45   110 A4J110   350 A4J350
10 A4J10   50 A4J50   125 A4J125   400 A4J400
15 A4J15   60 A4J60   150 A4J150   450 A4J450
20 A4J20   70 A4J70   175 A4J175   500 A4J500
25 A4J25   75 A4J75   200 A4J200   600 A4J600
30 A4J30   80 A4J80   225 A4J225      
Call Us Toll-Free:(877) 268-3700
Ferraz Fuses
Ferraz Products