LITTELFUSE L17T Series Telecommunications Power Fuse Data Sheet
Contents
1. Lt7T Series Telecommunications Power Fuse 170 VDC Current Limiting 70 1200 Amperes Telecommunications circuits the Littelfuse L17T series fuses provide reliable protection of sensitive DC power distribution systems Constructed with silver plated elements for low l t and peak let through these advanced fuses virtually eliminate equipment damage due to surges and spikes The L17T series fuse s unique element geometry also provides cooler running temperatures helping to minimize heat within enclosures ORDERING INFORMATION amp CROSS REFERENCE Catalog Ampere Competitor A Number Rating Part Number L17T 70 70 TPL BA L17T 90 90 TPL BC L17T 100 100 TPL BD L17T 125 125 TPL BE L17T 150 150 TPL BF L17T 175 175 TPL BG L17T 200 200 TPL BH L17T 225 225 TPL BK L17T 250 250 TPL BL L17T 300 300 TPL CN L17T 350 350 TPL CO L17T 400 400 TPL CR L17T 450 450 TPL CU L17T 500 500 TPL CV L17T 600 600 TPL CZ L17T 800 800 TPL CZH L17T 900 900 L17T 1000 1000 L17T 1100 1100 L17T 1200 1200 Lis E lt _ FEATURES AMPERE RATING A B C D E F G 70250 1 5 32 1 7 8 2 3 16 2 21 32 1 7 8 5 16 WA Littelfuse POWR GARD Products SPECIFICATIONS Voltage Rating 170 VDC Interrupting Rating 100 000 amperes Ampere Range 70 1200 amperes Approvals UL Recognized under the Components Program File No E71611 CSA Recognized under the Component Acceptance Program File No LR29862 AMPERE RATI2. NGS 70 125 200 300 450 800 1100 90 150 225 350 900 900 1200 100 175 250 400 600 1000 Example part number series amp amperage L17T 200 RECOMMENDED FUSE BLOCKS LTFD 6001 and LTFD1200 series Refer to the LTFD series in this catalog section for additional information Telecom Products Low l t Extremely current limiting Low operating temperature 170 VDC rating Competitor B Part Number TGL BA TGL BC TGL BD TGL BE TGL BF TGL BG TGL BH TGL BK TGL BL TGL CN TGL CO TGL CR TGL CU TGL CV TGL CZ TGL CZH DIMENSIONS IN INCHES mm in parentheses 29 4 47 6 55 6 67 5 25 4 22 2 7 9 300 800 1 1 4 1 15 16 2 9 16 31 2 1 1 2 1 13 32 31 8 49 2 65 1 88 9 88 1 25 4 10 3 1000 1200 1 1182 sae 14 2 34 0 103 12 38 1 Contact Littelfuse for characteristic curves 19
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LITTELFUSE L17T Series Telecommunications Power Fuse Data Sheet