KLLU1800X Littelfuse

POWR-GARD Fuse Datasheet Class l K ll U s eries F Uses 600 VAC Time-Delay 601-4000 A Ordering Information amper e ring s 601 750 1000 1400 1800 3000 650 800 1200 1500 2000 3500 700 900 1350 1600 2500 4000 s eries amperage Clo g nU mber orderin g nU mber KLLU 601 KLLU601 KLLU601.X Web Resources TC Curves, downloadable CAD drawings and other technical information: www.littelfuse.com/kllu Dimensions Description Please refer to the Class L dimensions page 2 KLLU series fuses meet or exceed UL requirements for UL Class L fuses. The KLLU series offers an economical Peak Let-Thru Curve alternative to KLPC POWR-PRO fuse with a slightly higher peak let through current. KLLU Applications Service switches Switchboard mains and feeders Motor control center mains Large motor branch circuits Circuit breaker protection Features/Benefits Current-Limiting Easily coordinated with other system components 200 kA AC Interrupting Rating Specifications Voltage Ratings AC: 600 V DC: 300 V Interrupting Ratings AC: 200 kA DC: 20 kA Ampere Range 6014000 A Approvals Standard 248-10, Class L UL Listed (File: E81895) CSA Certified (File: LR29862) DC: Littelfuse self-certified Note: For more information, see Peak Let-Thru Table www.littelfuse.com 1 of 2 2012 Littelfuse POWR-GARD Products Rev: 100112 ata at POWR-GARD Fuse Datasheet Class l K ll U s eries F Uses Current-Limiting Effects of KLLU (600 V) Fuses s hor-t Cir CUit a paprent rms s ymmetri Cal C Urrent F or Vario Us F Use r taings CUrrent* 800 a 1200 a 1600 a 2000 a 3000 a 4000 a 5,000 5,000 5,000 5,000 5,000 5,000 5,000 10,000 10,000 10,000 10,000 10,000 10,000 10,000 15,000 11,900 15,000 15,000 15,000 15,000 15,000 20,000 13,000 18,500 20,000 20,000 20,000 20,000 25,000 14,000 20,000 25,000 25,000 25,000 25,000 30,000 14,500 21,000 26,500 30,000 30,000 30,000 35,000 15,000 22,000 28,500 34,000 35,000 35,000 40,000 16,000 23,000 30,000 35,000 37,000 40,000 50,000 17,000 24,000 32,000 38,000 39,000 44,000 60,000 18,000 26,000 34,000 42,000 43,000 50,000 80,000 19,000 28,000 36,000 44,000 46,000 54,500 100,000 21,000 30,000 38,000 46,000 48,000 57,500 150,000 24,000 35,000 44,000 50,000 51,000 68,000 200,000 26,000 38,000 48,000 53,000 60,000 74,000 *Prospective RMS Sym metr ic al Amperes Short-Circuit Current Note: Data derived from Peak Let-Thru Curves Dimensions d imensions i n Ches ( mm) Fig. a mperes n o. a b C d e F g h J K l m n 3 3 3 5 1 3 5 1 3 4 5 4 6 4 8 8 2 2 2 8 8 x 1 8 200-800 1 (95.3) (146.1) (171.5) (219.1) (50.8) (63.5) (9.5) (15.9) x (28.6) 3 3 3 1 1 3 1 3 5 3 5 1 3 4 5 4 6 4 9 4 9 2 10 4 2 2 2 8 8 x 4 8 x 1 8 900-1200 2 (95.3) (146.1) (171.5) (235.0) (241.3) (273.1) (50.8) (63.5) (9.5) (15.9) x (19.1) (15.9) x (28.6) 3 3 3 1 1 3 3 7 5 3 5 1 3 4 5 4 6 4 9 4 9 2 10 4 2 8 3 16 8 x 4 8 x 1 8 1300-1600 2 (95.3) (146.1) (171.5) (235.0) (241.3) (273.1) (60.3) (76.2) (11.1) (15.9) x (19.1) (15.9) x (28.6) 3 3 3 1 1 3 3 1 1 5 3 5 1 4 4 4 4 2 4 4 2 2 8 4 8 8 3 5 6 9 9 10 2 3 x x 1 1800-2000 2 (95.3) (146.1) (171.5) (235.0) (241.3) (273.1) (69.9) (88.9) (12.7) (15.9) x (19.1) (15.9) x (28.6) 3 3 1 1 3 5 3 1 3 5 3 5 1 4 5 4 6 4 9 4 9 2 10 4 1 8 1 4 3 2 5 4 8 x 4 8 x 1 8 2100-2500 3 (101.6) (146.1) (171.5) (235.0) (241.3) (273.1) (41.3) (44.5) (88.9) (127.0) (19.1) (15.9) x (19.1) (15.9) x (28.6) 3 3 1 1 3 5 3 3 5 3 5 1 4 5 4 6 4 9 4 9 2 10 4 1 8 1 4 4 5 4 8 x 4 8 x 1 8 2501-3000 3 (101.6) (146.1) (171.5) (235.0) (241.3) (273.1) (41.3) (44.5) (101.6) (127.0) (19.1) (15.9) x (19.1) (15.9) x (28.6) 3 3 1 1 3 3 1 3 3 3 5 3 5 3 4 5 4 6 4 9 4 9 2 10 4 1 4 3 4 4 4 5 4 4 8 x 1 8 8 x 1 8 3500-4000 4 (101.6) (146.1) (171.5) (235.0) (241.3) (273.1) (44.5) (82.6) (120.7) (146.1) (19.1) (15.9) x (34.9) (15.9) x (34.9) 3 1 3 5 1 1 1 5 4 5 4 9 4 10 4 1 8 3 4 5 4 7 8 1 8 DIA. 4500-5000 5 (101.6) (146.1) (235.0) (273.1) (41.3) (82.6) (133.4) (181.0) (25.4) (15.9) 3 1 3 5 1 1 1 5 4 5 4 9 4 10 4 1 8 3 4 5 4 7 8 1 8 DIA. 6000 5 (101.6) (146.1) (235.0) (273.1) (41.3) (82.6) (133.4) (181.0) (25.4) (15.9) J J J H B A F D E F C C B A C B A D E F N M N M G M FIG.1 FIG.2 FIG. 3 J J H H C B A D E F D B A F L K N M G G M FIG. 4 FIG. 5 www.littelfuse.com 2 of 2 2012 Littelfuse POWR-GARD Products Rev: 100112