POWR-GARD(R) Fuse Datasheet LTFD 101 SERIES TELCOM DISCONNECT SWITCH 80 Vdc * 1-125 A Specifications Voltage Rating Ampere Range Approvals Flammability Rating 80 Vdc 1- 125 A UL Recognized (File: E122674) UL 94 V-0 Recommended Fuses Littelfuse TLS Series fuses Ordering Information 125 A MAX CATALOG NUMBER LTFD101-1 ORDERING NUMBER LTFD0101ZX1 TERMINAL TYPE BULLET 125 A MAX LTFD101-2 LTFD0101ZX2 SCREW 125 A MAX LTFD101-3 LTFD0101ZX3 STUD 70 A MAX LTFD101-4 LTFD0101ZX4 CLIP SERIES AMPERAGE LTFD LTFD LTFD LTFD Description Littelfuse compact LTFD 101 fuse holders for TLS fuses are designed for quick installation into telecom equipment panels. Their modular design fits into spaces originally designed for circuit breakers and can be front panel mounted or rear mounted using bullet connectors. The innovative new pull-out design eliminates the need for tools to replace fuses and includes an alarm signaling circuit to identify the blown fuse. Web Resources For additional information, visit: littelfuse.com/ltfd101 Features * Extremely compact * Quick mounting * Replaces circuit breakers * Includes alarm signaling circuit Dimensions Inches (mm) 6-32 UNF Insert 0.20 .030 Deep 0.75" (19.05) CL 3.625" (92.08) 2.00" (50.8) 0.305" (7.747) Dia. Bullet Terminal 0.85" (21.59) LOAD 2.50" (63.5) 2.062" (52.375) 1.940" (49.276) Alarm pin 0.02" (.508) x 0.11" (2.794) position optional LINE Dimensions for reference only. For additional options and dimensions, contact the factory. Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer. Littelfuse.com 1 of 2 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 021219 POWR-GARD(R) Fuse Datasheet LTFD 6001 & 1200 SERIES TELCOM DISCONNECT SWITCH 145 Vdc * 60 Vdc * 70-1200 A Features * Innovative Pullout design of the 1200 A eliminates the need for tools to replace the fuse * Thermoplastic housing material * Alarm signaling circuit Specifications Voltage Rating 145 Vdc (70 - 600 A) 60 Vdc (800 - 1200 A) 70 - 1200 A UL Recognized (File: E122674) UL 94 V-0 Ampere Range Approvals Flammability Rating Recommended Fuses Littelfuse L17T Series fuses Ordering Information Description Littelfuse compact LTFD Series holders are designed for use as a combination fuseholder and disconnect switch for telecommunications equipment. The rugged unit utilizes a pull-out fuse carrier to safely disconnect power and provide easy fuse replacement. LTFD 6001 (70 - 800 A) 70 - 600 CATALOG NUMBER LTFD6001-00 3 4 - 16 x 3.5 in CONTACT NUT TORQUE 100 ft-lb LTFD 70 - 800 LTFD6001-01 78 - 14 x 3.5 in 120 ft-lb LTFD 900 - 1200 LTFD1200-01 1.12 - 12 x 4 in 120 ft-lb LTFD 900 - 1200 LTFD1200-01A 1.12 - 12 x 4 in 120 ft-lb SERIES AMPERAGE LTFD STUD SIZE Web Resources For additional information, visit: littelfuse.com/ltfd LTFD 1200 (900 - 1200 A) Disclaimer Notice - Information furnished is believed to be accurate and reliable. However, users should independently evaluate the suitability of and test each product selected for their own applications. Littelfuse products are not designed for, and may not be used in, all applications. Read complete Disclaimer Notice at www.littelfuse.com/product-disclaimer. Littelfuse.com 2 of 2 (c) 2019 Littelfuse POWR-GARD(R) Products Rev: 021219 Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: Littelfuse: LTFD0101ZX1 LTFD0101ZX2 LTFD0101ZX4 LTFD1200ZX01 LTFD6001ZX01 LTFD0101ZX3 LTFD1200ZX01A LTFD6001ZX00 LTFD0101ZX3C