In feeders, panelboards and general high-fault-current circuits designs, Mersen A4J150 serves as a Class J fast-acting current-limiting fuse matched to the series architecture. 150A and 600VAC / 300VDC define the primary electrical envelope, while Class J current limitation with 200kA AC and 100kA DC interrupting ratings and blade describe protection and fit. Confirm installation details and coordination against the official Mersen datasheet before design release.
Technical Specifications
- Part Number
- A4J150
- Manufacturer Part Number
- A4J150
- Series
- A4J
- Fuse Type
- Current-Limiting Fuse
- Current Rating
- 150A
- Voltage Rating
- 600VAC / 300VDC
- AC / DC
- AC/DC
- Breaking Capacity
- 200kA AC / 100kA DC
- Package / Dimensions
- Class J
- Mounting
- Blade
- Application
- Feeder circuits · Power distribution
- Standard
- CSA C22.2 No. 248.8 · IEC 60269-2 · UL 248-8
- Terminal Type
- Blade
- Fuse Speed
- Fast Acting (F)
- Utilization Class
- Class J
- Approvals
- CSA · RoHS · UL Listed
- Certifications
- UL Listed|CSA|RoHS