Littelfuse JTD003 Indicator Fuse Slo-Blo Time Delay 3A 600V 20000A@300VDC Industrial Cartridge

The JTD003 from Littelfuse represents a significant advancement in circuit protection technology, specifically designed for use in UL Listed series-rated molded case circuit breaker panels. This indicator fuse excels in various applications, providing exceptional transformer protection and serving general purpose circuits including mains, feeders, and branch circuits—especially in scenarios where space is limited. With its reliable time-delay characteristics, the JTD_ID indicator fuse minimizes nuisance openings and can effectively reduce fuse inventory, making it a practical choice for diverse operational needs. Its unique design allows for immediate identification of open fuses; simply check the indicating window to see if it has darkened, which signals an open fuse without the need for testing. This feature not only accelerates troubleshooting and reduces downtime but also enhances safety by limiting exposure to live circuits during maintenance. Furthermore, the JTD_ID offers superior overload and short circuit protection, thereby minimizing equipment damage and ensuring that your operations run smoothly and safely.

• Enhances safety by limiting exposure to live circuits during maintenance
• Time-delay fuse reduces nuisance openings and protects against short-term overloads
• Indicator window allows immediate visual identification of blown fuse without testing
• High interrupting rating of 20 kA at 300 VDC and 200 kA rms symmetrical at 600 VAC for superior fault clearing
• Designed for transformer and general purpose circuit protection in space-limited installations
• Compatible with UL Listed series-rated molded case circuit breaker panels
• Constructed with melamine body for electrical insulation and nickel-plated bronze caps for corrosion resistance
• Minimizes equipment damage through superior overload and short circuit protection
• Reduces fuse inventory needs by serving multiple application types
• Provides IEC Type II "No Damage" motor branch-circuit protection in fused combination motor controllers

• Voltage: 600 VAC, 300 VDC
• Ampere Rating: 3 A
• Interrupting Rating: 20 kA @ 300 VDC, 200 kA rms symmetrical @ 600 VAC
• Opening: Time Delay
• Material Body: Melamine
• Material Caps: Nickel-plated Bronze
• Country of Origin: Mexico

Certification

Datasheets