Littelfuse JTD150 Class J Fuse 150A 600VAC 500VDC 20000A Interrupting Rating Slo-Blo Knife-Blade

Engineered by Littelfuse, the JTD150 - JTD Series indicator fuses are a cutting-edge solution for comprehensive circuit protection across various applications. Designed to reduce fuse inventory, these fuses demonstrate outstanding performance characteristics, making them versatile enough to fit into several setups including UL Listed series-rated molded case circuit breaker panels and motor control centers. With superior overload and short-circuit protection, the JTD_ID Indicator fuses not only mitigate equipment damage but also enhance safety by minimizing the risks associated with live circuits. The unique design means that once the indicator window darkens, it remains that way regardless of power status, providing reliable and immediate visual feedback without necessitating ongoing live power checks. Furthermore, their time-delay features help to minimize nuisance trips and significantly reduce downtime, allowing machine operators to quickly identify open fuses and efficiently request maintenance. The JTD series stands as an essential component for ensuring operational reliability and safety in any electrical system.

• High interrupting rating of 200 kA AC and 20 kA DC for enhanced safety
• Dual-element design provides superior overload and short-circuit protection
• Time-delay feature minimizes nuisance trips and downtime
• Visual indicator window shows fuse status without live power checks
• Current-limiting technology reduces damage from short-circuit currents
• Minimizes exposure to live circuits by maintaining darkened indicator window
• Compatible with UL Listed series-rated molded case circuit breaker panels
• Suitable for motor control centers, transformer, and general purpose circuits
• Durable melamine body and brass caps construction for reliability
• Meets UL 248-8 Class J and CSA certification standards for compliance

• Voltage: 600 V AC, 500 V DC
• Amperage: 150 A
• Interrupting Rating: 200 kA AC, 20 kA DC
• Time Delay: Yes
• Material: Melamine body, Nickel-plated Bronze caps (up to 60A), Brass caps (70-200A), Brass cap with Copper blade (225-600A)
• Applicable Standards: UL 248-8, Class J
• Compliance: UL Listed, CSA Certified, CE and RoHS (225–600A only)
• Fuse Weight: 0.770 lb (349 g)
• Current Limiting Amperage Range: 0.8–600 A
• Country of Origin: Mexico

Certification

Datasheets