Littelfuse JTD600 Indicator Fuse Slo-Blo Time Delay 600A 600VAC 500VDC Knife-Blade

Littelfuse's JTD600 - JTD Series Indicator Fuses are engineered for optimal performance in various electrical applications, specifically designed to enhance safety and reduce equipment damage. These fuses are characterized by their superior time-delay and cycling capabilities, making them ideal for general purpose circuits including mains, feeders, and branch circuits where space is limited. In addition to providing IEC Type II "No Damage" protections for motor branch circuits, these indicator fuses help minimize downtime by allowing quick identification of blown fuses—if the indicator window is dark, the fuse has opened, eliminating the need for extensive testing. Their robust construction allows for effective overload and short-circuit protection, reducing the risk of accidents while ensuring the reliability of motor control centers and other critical systems. With the capability to optimize fuse inventory across multiple applications, the JTD600 series is a dependable choice for electrical professionals seeking superior performance and safety features.

• Visual blown fuse indicator for quick fault identification
• True dual-element time-delay construction for circuit protection
• Current-limiting design reduces short-circuit damage
• IEC Type II No Damage protection for motor branch circuits
• Minimizes equipment damage by superior overload protection
• Improves safety by minimizing exposure to live circuits
• Compact design suited for limited installation space
• Robust melamine body with nickel-plated bronze, brass, and copper blade
• UL Listed, CSA Certified, CE and RoHS compliant for safety and environmental standards
• Optimized for motor control centers, feeders, and branch circuits

• Voltage: 600 V AC, 500 V DC
• Amperage: 600 A
• Interrupting Rating AC: 200 kA rms symmetrical
• Interrupting Rating DC: 20 kA @ 500 V DC
• Opening: Slo-Blo/Time Lag (T)/Time Delay
• Material: Melamine body, nickel-plated bronze, brass, copper blade
• Time Delay: True dual-element
• Current Limiting: Yes (8/10–600 A)
• Safety Feature: Visual blown fuse indication
• Applicable Standards: UL 248-8, Class J
• Compliance: UL Listed, CSA Certified, CE, RoHS
• Country of Origin: Mexico

Certification

Datasheets