1LS102

Semiconductor Fuse Blocks SPECIFICATIONS Voltage rating: LSCR001: Accepts fuses 1” diameter or less at 600V. Also accepts 13⁄16" diameter fuses at 700 — 1000V. LSCR002: Accepts fuses up to 3" diameter at 1000V. Ampere ratings: LSCR001: 1 – 400 ampere capacity. LSCR002: 70 – 800 ampere capacity. Approvals: UL Recognized (File No. E14721) Stud Size: LSCR001: 1/4 - 20 thread (Torque: 61 In. LBS.) LSCR002: 3/8 - 16 thread (Torque: 192 In. LBS.) Base: Molded phenolic. 150° C temperature rating. Modular-designed Semiconductor fuse blocks are designed to accommodate a wide range of Semiconductor fuses, with a maximum diameter of 3". This modular design greatly reduces inventory requirements. They are sold in pairs and are constructed of molded phenolic, with plated steel studs. Terminal construction: Plated steel. Supplied with nut and belleville washer. RECOMMENDED FUSES Semiconductor fuses. See tables below. LSCR001 Semiconductor fuse block selection guide Fuse Series L15S L25S L25S L50S L50S L50S L60S L60S L60S L70S L70S KLC KLC Ampere Rating 70 – 400 35 – 60 70 – 200 35 – 60 70 – 100 125 – 200 35 – 60 70 – 100 125 – 200 35 – 60 70 – 100 1 – 30 35 – 60 LSCR002 Semiconductor fuse block selection guide Fuse Series L15S L25S L25S L50S L50S L50S L60S L60S L60S L70S L70S L70S KLC KLC KLC KLC Ampere Rating 500 – 800 225 – 700 800 225 – 400 450 – 600 700 – 800 225 – 400 450 – 600 700 – 800 125 – 200 225 – 400 450 – 800 70 – 125 – 225 – 450 – 100 200 400 800 LSCR001 1.88" 1.30" .70" .70" LSCR002 .203"X.30" SLOT 2.13" 1.60" 1.00" 1.00" .50" .75" .203" X .30" SLOT .50" 1/4-20"X1.00" USABLE LENGTH 3/8-16"X1.00" USABLE LENGTH 2.38" 1.34" .25" .25" .50" 2.44" 3.44" LSCR001 LSCR0022 131 Semiconductor Fuse Blocks SPECIFICATIONS Voltage Rating: 600 Volts Ampere Range: 1 – 600 amperes Approvals: UL Recognized under the components program Insulator Base: 150° C general purpose phenolic Box Lug Terminal: Tin plated aluminum NEW ORDERING INFORMATION Littelfuse Ampere Catalog No. Rating 1LS101 1LS102 1LS103 1LS104 1LS108 100A 400A 400A 600A 400A 400A 400A Wire Range #2/0 - 14 CU/AL Torque Rating Approvals 120 IN. LBS. UL Recognized 250MCM - #6 CU/AL 275 IN. LBS. UL Recognized 250MCM - #6 CU/AL 275 IN. LBS. UL Recognized 500MCM - #6 CU/AL 375 IN. LBS. UL Recognized 250MCM - #6 CU/AL 275 IN. LBS. Self-Certified 250MCM - #6 CU/AL 275 IN. LBS. Self-Certified 250MCM - #6 CU/AL 275 IN. LBS. Self-Certified Littelfuse’s 1LS series modular style semiconductor fuse blocks accommodate a wide range of semiconductor fuses. Blocks are provided in pairs with fuse mounting hardware. I I I I I 1LS109 1LS110 2-piece modular design General purpose phenolic base Tin plated aluminum box lugs Dove-tailed interlocking feature (1LS101 only) Hex-head bolts and Belleville washers provided DIMENSIONS 1LS101 1LS102 Dimensions for reference only. 132 Semiconductor Fuse Blocks DIMENSIONS 1LS103 1LS104 1LS108 1LS109 1LS110 Dimensions for reference only. 133