Littelfuse JTD090ID Indicator Fuse 90A 600VAC 300VDC 20000A Interrupting Slo-Blo Knife-Blade

The JTD090ID from Littelfuse is an essential component designed to enhance safety and efficiency in motor control applications. This indicator fuse is particularly useful in general-purpose circuits, including mains, feeders, and branch circuits, especially in environments where space is limited. It provides robust transformer protection while minimizing the risks associated with live circuits; the innovative design ensures that once the indicator window darkens, it remains that way, eliminating confusion about whether a fuse has blown. Notably, the JTD090ID features superior time-delay capabilities that prevent nuisance openings, allowing it to serve various applications effectively and reducing the need for extensive fuse inventories. With a significant interrupting rating of 20,000A at 300V DC and an ampere rating of 90, this fuse is equipped to offer reliable overload and short-circuit protection, thus decreasing potential damage to equipment. The enhanced visibility of the indicating window allows machine operators to swiftly identify issues without testing, facilitating faster maintenance responses.

• Indicator window remains darkened for clear blown fuse indication enhancing safety
• Superior time-delay, dual-element design reduces nuisance openings and protects equipment
• High interrupting rating of 20,000 A at 300 V DC ensures reliable short-circuit protection
• Robust transformer protection minimizes equipment damage
• Suitable for general-purpose circuits including mains, feeders, and branch circuits
• Construction with melamine body provides electrical insulation and durability
• Nickel-plated bronze and brass caps resist corrosion for reliable connectivity
• UL Listed and CSA Certified for safety and compliance assurance
• Compact size ideal for space-constrained installations

• Voltage: 600 V AC, 300 V DC
• Ampere Rating: 90 A
• Interrupting Rating: 20,000 A @ 300 V DC, 200 kA rms AC
• Fuse Type: Slo-Blo/Time Delay, Dual Element
• Material Body: Melamine
• Material Caps: Nickel-plated Bronze, Brass, Brass with Copper Blade
• Dimensions: 2 3/4 in (70 mm) to 5 1/2 in (148.4 mm)
• Weight: 0.086 lbs (39 g) to 3.120 lbs (1415 g)
• Compliance: UL Listed, CSA Certified, CE (225–600 A only), RoHS (225–600 A only)
• Country of Origin: Mexico

Certification

Datasheets