Description
The Mersen AJT90 is a high-performance Class J time-delay fuse designed to protect electrical circuits by handling inrush currents and providing superior current-limiting capabilities. Its compact design ensures space efficiency while delivering reliable circuit protection.
Key Features
- SmartSpot Indicator: Features a SmartSpot visual indicator for quick identification of a blown fuse, aiding in easy maintenance and troubleshooting.
- Time-Delay Function: Time-delay characteristics make it suitable for managing motor and transformer inrush currents, reducing the likelihood of unnecessary outages.
- High Interrupting Rating: With a 300kA interrupting rating, it ensures robust protection against short circuits, tested under UL witnessed conditions.
- Current-Limiting: Provides excellent current-limiting performance to minimize peak let-thru currents, protecting sensitive equipment.
- Arc Flash Energy Reduction: Recommended for reducing arc flash energy, enhancing safety in electrical systems.
- Compact Size: Requires only half the mounting space compared to 600VAC Class RK fuses, facilitating the use of smaller, more cost-effective fuse blocks.
- Selectivity: Designed for easy 2-to-1 selectivity to prevent nuisance shutdowns and ensure reliable operation.
- Unique Dimensions: Class J dimensions prevent incorrect replacements, ensuring proper fit and function.
- High-Visibility Label: Features a bright orange label for immediate brand recognition and easy identification.
- Durable Construction: Made with a fiberglass body and high-grade silica filler for durability and effective arc quenching.
- Traceability: Includes metal-embossed date and catalog number for traceability and long-term identification.
- Optional Indicator/Switch: Available with an optional EI indicator/switch mount for improved fuse status indication (for AJT70 to 600).
Specifications
- Manufacturer Part Number: AJT90
- Voltage Rating (AC): 600 V
- Ampere Rating: 90 A
- Fuse Class: Class J
- Body Material: Fiberglass with high-grade silica filler
- Standards Approvals:
- UL listed to standard 248-8 File E2137
- DC listed to UL standard 248
- CSA certified to standard C22.2 No. 248.8
- IEC 60269-2-1
- Applications:
- Motor circuits
- Mains
- Feeders
- Branch circuits
- Lighting, heating, and general loads
- Transformers
- Control panels
- Circuit breaker back-up
- Bus duct
- Load centers
JTD090 | LPJ90SP
Reviews
There are no reviews yet