AJT250 | Mersen/Ferraz Class J Time-delay Fuse, 250A 600VAC
AJT250 | Mersen/Ferraz Class J Time-delay Fuse, 250A 600VAC
The AJT250 fuse from Mersen/Ferraz is part of the Amp-Trap 2000® series, designed to deliver reliable protection for main, feeder, and branch circuits. With its time-delay characteristic, this fuse is ideal for handling motor and transformer inrush currents while maintaining superior current-limiting performance. The AJT250 requires only half the mounting space compared to traditional Class RK fuses, making it a space-saving and efficient choice.
Equipped with the innovative SmartSpot® visual open-fuse indicator, the AJT250 allows for quick and easy fuse status checks. Built with advanced material technology, this Class J time-delay fuse ensures IEC Type 2 No Damage protection, making it suitable for industrial and commercial applications where durability, safety, and performance are critical.
Key Features
- Rated at 250A, 600VAC / 500VDC
- Time-delay fuse – ideal for motor and transformer inrush currents
- SmartSpot® indicator for quick fuse status identification
- Compact design saves up to 50% mounting space
- Provides IEC Type 2 No Damage protection
- Clip or bolted mounting for versatile installation
- High breaking capacity up to 200kA
Specifications
| Item Number | AJT250 |
| Description | Fuse AJT - Class J - Time-delay 600VAC / 500VDC 250A Blade SmartSpot® Amp-Trap 2000® |
| EAN/UPC Code | 782001962265 |
| Rated Voltage (AC) | 600 V |
| Rated Voltage (DC) | 500 V |
| Frequency | 50/60 Hz |
| Ampere Rating | 250 A |
| Fuse Class | Class J |
| Speed/Characteristic | Time Delay |
| Mounting | Clip or Bolted |
| Breaking Capacity (AC) | 200 kA |
| Indication System | SmartSpot® |
| Connection Type | Blade, Brass |
| Body Material | GMG |
| Product Diameter | 54 mm |
| Product Length | 181.1 mm |
| Weight | 0.8119 kg |