Littelfuse L70S030 Semiconductor High-Speed Fuse 30A 700VAC 650VDC Very Fast-Acting

The L70S030 from Littelfuse is a high-speed fuse designed to provide reliable supplementary protection in various electrical applications, particularly in UL listed equipment. With an exceptional interrupting rating of 200 kAIC for AC circuits and 20 kAIC for DC circuits, this fuse ensures it can effectively address overcurrents while conforming to both current and future system demands. Its very fast-acting mechanism is tailored for environments that require stringent safety measures, offering extremely current limiting features that satisfy most semiconductor requirements. Operable at voltages of up to 700 VAC and 650 VDC with an ampere rating of 30, this fuse is an essential component for ensuring the protection and longevity of your electrical systems.

• UL recognized for supplementary protection in listed equipment
• Extremely current limiting for semiconductor protection
• High interrupting rating of 200 kA AC and 20 kA DC
• Very fast-acting fuse mechanism for quick overcurrent response
• Operates at voltages up to 700 VAC and 650 VDC
• Wide operating temperature range from -55°C to +125°C
• Cylindrical mounting compatible with 10-30 A ratings
• Body made of melamine providing electrical insulation and durability
• Copper terminals with silver plating for enhanced conductivity and corrosion resistance
• CSA recognized and RoHS compliant meeting safety and environmental standards

• Voltage: 700 Vac, 650 Vdc
• Amperage: 30 A
• Interrupting Rating: 20000 A @ 650 Vdc, 200 kA AC
• Opening Type: Very Fast-Acting (FF)
• Material: Body: Melamine, Terminals: Copper (silver plated)
• Mounting Type: Cylindrical (10-30 A)
• Operating Temperature: -55°C to +125°C
• Approvals: UL Recognized, CSA Recognized, RoHS Compliant
• Country of Origin: Mexico
• Series: L70S
• Watts Loss at 100% Rated Current: 417 W

Environmental Info

RoHS Declaration

Datasheets

Certification

ICP Test Report