High Speed Fuses Square body DIN 43 653 1000V (IEC): 50-1400A Arc Voltage 1000V (IEC) 50-1400A 3 U L 2,5 This curve gives the peak 2 Specifications 1,8 arc voltage, U , which may 1,6 L Description: Square body mount 1,4 appear across the fuse 1,2 high speed fuses. 3 10 during its operation as a 8 Dimensions: See dimensions function of the applied 7 illustrations. 6 working voltage E , (rms) 5 g Ratings: at a power factor of 15%. 4 Volts: 1000Vac. 3 Eg Power Losses 500 600 700 800 900 1000 Amps: 50-1400A Watts loss at rated current IR: 150kA RMS Sym. 1,0 K p is given in the electrical 0,8 Agency Information: CE, Designed and tested to IEC 0,7 characteristics. The curve 60269: Part 4, UL Recognized. 0,6 allows the calculation of 0,5 0,4 the power losses at load Electrical Characteristics 0,3 currents lower than the 2 1,5 Total clearing I t K rated current. The correc- 0,2 2 tion factor, K , is given as The total clearing I t at 1,0 * p 0,15 a function of the RMS load rated voltage and at power Ib 0,1 current, I , in % of the factor of 15% are given in b 30 40 50 60 70 80 90 100% 0,5 rated current. the electrical characteris- 0,4 tics. For other voltages, the Features and Benefits 2 0,3 clearing I t is found by mul- Excellent dc performance tiplying by correction fac- 2 Low arc voltage and low energy let-through (I t) 0,2 tor, K, given as a function Eg Low watts loss of applied working voltage, 500 600 700 800 900 1000 Superior cycling capability E , (rms). g *Rated voltage 900V Typical Applications DC common bus DC drives Power converters/rectifiers Reduced voltage starters Dimensions (mm) Type KN/110 Size A B C Max D1 E G H I. Type-KN/110 1*KN/110 80 138 108 61 43 6 22 11 1KN/110 80 138 108 69 51 6 25 11 2KN/110 80 138 108 77 59 6 25 11 3KN/110 81 139 108 92 74 6 30 11 Type TN/110 Size A B C Max D2 E G H I 1*TN/110 80 138 108 61 43 6 22 11 1TN/110 80 138 108 69 51 6 25 11 2TN/110 80 138 108 75 59 6 25 11 3TN/110 81 139 108 90 74 6 30 11 1mm = 0.0394 / 1 = 25.4mm Type-TN/110 For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp 124High Speed Fuses High Speed Fuses Square body DIN 43 653 1000V (IEC): 50-1400A Catalog Numbers Catalog Numbers Electrical Characteristics 2 2 -KN/110 -TN/110 Rated I t (A Sec) Type K Type T Current Clearing Indicator for Indicator for Rated RMS at Rated Watts Micro Micro Size Voltage Amps Pre-arc Voltage Loss 170M3965 170M3981 1* 1000 50 135 815 20 170M3966 170M3982 1000 63 215 1300 25 170M3967 170M3983 1000 80 460 2750 30 170M3968 170M3984 1000 100 860 5100 35 170M3969 170M3985 1000 125 1450 8600 40 170M3970 170M3986 1000 160 2850 17500 45 170M3971 170M3987 1000 200 4950 29500 48 170M3972 170M3988 1000 250 9550 57000 50 170M3973 170M3989 1000 315 21500 130000 60 170M3974 170M3990 1000 350 29000 175000 65 170M3975 170M3991 1000 400 42000 250000 70 170M4965 170M4980 1 1000 160 2200 13500 40 170M4966 170M4981 1000 200 4150 24500 45 170M4967 170M4982 1000 250 7750 46000 52 170M4968 170M4983 1000 315 16500 98500 60 170M4969 170M4984 1000 350 21500 130000 65 170M4970 170M4985 1000 400 31000 185000 70 170M4971 170M4986 1000 450 44500 265000 80 170M4972 170M4987 1000 500 63000 375000 85 170M4973 170M4988 1000 550 84500 500000 90 170M4974 170M4989 1000 630 125000 755000 98 170M5966 170M5981 2 1000 250 6750 40000 65 170M5967 170M5982 1000 315 13500 81500 75 170M5968 170M5983 1000 350 16500 99000 80 170M5969 170M5984 1000 400 26000 155000 85 170M5970 170M5985 1000 450 35500 210000 90 170M5971 170M5986 1000 500 49500 295000 95 170M5972 170M5987 1000 550 66000 390000 100 170M5973 170M5988 1000 630 93500 555000 110 170M5974 170M5989 1000 700 130000 770000 115 170M5975 170M5990 1000 800 195000 1200000 125 170M8614 170M8629 3 1000 315 9200 54500 90 170M8615 170M8630 1000 350 13000 77500 95 170M8616 170M8631 1000 400 19000 115000 105 170M8617 170M8632 1000 450 27000 160000 107 170M8618 170M8633 1000 500 37500 225000 110 170M8619 170M8634 1000 550 52000 310000 115 170M8620 170M8635 1000 630 82500 490000 120 170M8621 170M8636 1000 700 115000 700000 125 170M8622 170M8637 1000 800 170000 1050000 135 170M8623 170M8638 1000 900 250000 1500000 145 170M8624 170M8639 1000 1000 340000 2050000 150 170M8625 170M8640 1000 1100 460000 2750000 155 170M8626 170M8641 1000 1250 575000 3400000 175 170M8627 170M8642 900 1400 795000 4200000 185 Watts loss provided at rated current. Microswitch ordered separately. See accessories on page 179-180. Did You Know Inverters in the worlds strongest icebreaker ships in Finland and in Russia are protected with Cooper Bussmann high speed fuses, 12000V, 500A. For product data sheets, visit www.cooperbussmann.com/products/datasheet.asp 125