Littelfuse FLNR050ID Indicator Fuse 50A 250VAC Slo-Blo Time Delay 300kA Industrial Cartridge

The FLNR050ID from Littelfuse is a cutting-edge individual fused combination motor controller designed to excel across a spectrum of applications, including motor control center mains, switchboard mains, service entrance switches, and industrial control panels. This product stands out for its ability to enhance equipment protection through superior overload and short circuit protection, thereby significantly reducing potential damage to machinery. The FLNR_ID Indicator fuses incorporated in this system offer an innovative solution; their built-in indicators allow for immediate identification of open fuses, streamlining maintenance processes and minimizing downtime. Machine operators can easily glance at the indicator window to confirm fuse status without the need for testing, greatly improving safety by reducing unnecessary exposure to live circuits. Additionally, the advanced time-delay characteristics of these fuses help to minimize nuisance openings, ultimately prolonging their lifespan and further safeguarding your equipment.

• UL Listed and CSA Certified for safety and compliance assurance
• Dual-element design for enhanced short circuit and overload protection
• High interrupting rating of 300 kA to handle large fault currents
• Time-delay (slo-blo) characteristic minimizes nuisance openings and extends fuse life
• Built-in indicator for immediate open fuse identification improves maintenance safety
• Current limiting reduces damage during fault conditions
• Compatible with motor control center mains, switchboard mains, and service entrance switches
• Protects fully-rated panelboards, loadcenters, and industrial control panels
• Reduces downtime with easy visual fuse status check, no fuse testing required

• Voltage: 250 VAC, 125 VDC
• Ampere Rating: 50 A
• Interrupting Rating: 300 kA @ 250 VDC
• Opening: Slo-Blo/Time Lag (T)/Time Delay
• Type: Dual Element, Time Delay, Current Limiting, Indicator
• Series: FLNR_ID
• Approvals: UL Listed, CSA Certified, QPL Federal Spec WF-1814
• Dimensions: Length 2 in (50.8 mm), Width 1/2 in (12.7 mm), varies by amp rating

Certification

Datasheets