Littelfuse JTD250ID Indicator Fuse 250A Slo-Blo Time Delay Knife-Blade 600VAC 500VDC 20000A@500VDC

The JTD250ID from Littelfuse is a robust solution in the realm of fused combination motor controllers, designed to offer IEC Type II protection that ensures your motor branch circuits are safeguarded against potential short circuits and ground faults without causing damage. This product is exceptionally versatile, suited for motor control centers and UL listed series-rated molded case circuit breaker panels, making it a reliable option across various industrial applications. Featuring superior time-delay and cycling characteristics, the JTD_ID Indicator fuses not only reduce the need for extensive fuse inventories but also enhance operational safety by minimizing exposure to live circuits. The fuse's easily identifiable indicator window simplifies maintenance; if the window darkens, operators can swiftly recognize an open fuse without the need for testing, ensuring reduced downtime and quick resolutions. With these attributes, it emphasizes both safety and efficiency, especially in general-purpose circuits where space is at a premium.

• IEC Type II no-damage motor circuit protection
• High interrupting rating of 20 kA at 500 V DC and 200 kA AC
• Slo-Blo time-delay design reduces nuisance openings
• Indicator window for quick blown fuse identification
• Knife-blade connection ensures secure, easy installation
• Melamine body and brass with copper blade caps for durability and conductivity
• UL Listed and CSA Certified for safety and regulatory compliance
• Compatible with fused combination motor controllers and UL listed breaker panels
• Reduces equipment damage and minimizes live circuit exposure for enhanced safety
• Reduces downtime with easy visual fuse status identification

• Voltage: 600 V AC, 500 V DC
• Ampere Rating: 250 A
• Interrupting Rating: 20 kA @ 500 V DC, 200 kA AC rms symmetrical
• Opening: Slo-Blo/Time Lag (T)/Time Delay
• Connection Type: Knife-Blade
• Material Body: Melamine
• Material Caps: Nickel-plated Bronze (0.8–60 A), Brass (70–200 A), Brass Cap with Copper Blade (225–600 A)
• Applicable Standards: UL 248-8, Class J
• Compliance: UL Listed, CSA Certified, CE (225–600 A only), RoHS (225–600 A only)
• Country of Origin: Mexico

Certification

Datasheets