1 non resettable fuses umt-h www.schurter.com /pg01_2 fuses surface mount fuse, 5.3 x 16 mm, time-lag t, 277 vac / 250 vdc, breaking capacity 1500 a ul 248-14 277 vac 250 vdc time-lag t description - 24 rated currents from 160 ma to 30 a - square design: 5.3 x 16 - impermeable to potting compound used to achieve hermetic seal for use in intrinsically safe applications according to atex and iecex re - quirements. unique selling proposition - high breaking capacity up to 1500 a - high rated voltages up to 277 vac / 250 vdc - compact design standards - iec 60127-7 - ul 248-14 - csa c22.2 approvals - vde certificate number: 40039476 - ul file number: e41599 applications - primary protection on smd pcbs - sensors - power supplies - explosion protection - lighting references packaging details fuse kit fuse kit umt-h weblinks pdf-datasheet, html-datasheet, general product information, packaging details, approvals, ce declaration of conformity , rohs, china-rohs, reach, distributor-stock-check, detailed request for product, video technical data rated voltage 250 - 277 vac, 72 - 250 vdc rated current 0.16 - 30 a breaking capacity 100 - 1500 a characteristic time-lag t mounting pcb,smt admissible ambient air temp. -55 c to 125 c climatic category 55/125/21 acc. to iec 60068-1 material: housing ceramic material: terminals ni/sn-plated copper alloy unit weight 1.42 g storage conditions 0 c to 40 c, max. 70% r.h. product marking , rated current, voltage, characteri - stic, breaking capacity, approvals soldering methods reflow soldering profile solderability 245 c / 3 sec acc. to iec 60068-2-58 resistance to soldering heat 260 c / 10 sec acc. to iec 60068-2-58 life test 1000h @ 0.60 x in @ 70c (acc. to eia/is-722, test 4.4.1) moisture resistance test mil-std-202, method 106e (acc. to eia/is-722, test 4.4.3) terminal strength (deflection of board 1 mm for 1 minute) (acc. to eia/is-722, test 4.5.5) mechanical shock mil-std-202, method 213b (shock 50g, half sine wave, 11 ms) resistance to solvents mil-std-202, method 215a (eia-722, 4.11) dimension 15.4 0.30 3.2 > 10 2.8 0.4 r0 .35 r 0.7 ? 2.25 5.35 0.30 3.75 10 5.6 soldering pads
2 non resettable fuses umt-h www.schurter.com /pg01_2 fuses derating curves percentage of rating [%] 160 140 120 100 80 60 40 20 -60 -40 -20 0 20 40 60 80 100 120 140 ambient temperature [c] pre-arcing time rated current in 1.0 x in min. 1.25 x in min. 2.0 x in max. 2.5 x in max. 10.0 x in min. 10.0 x in max. 0.160 a - 12.5 a - 60 min 120 s - 10 ms 100 ms 16 a 4 h - 120 s - 10 ms 100 ms 20 a - 30 a 4 h - - 120 s 5 ms 100 ms time-current-curves time in seconds 0.001 0.01 0.1 1 10 100 1000 10000 100000 1 10 multiple of rated current in
3 non resettable fuses umt-h www.schurter.com /pg01_2 fuses all variants rated cur - rent [a] rated vol - tage [vac] rated vol - tage [vdc] breaking capacity voltage drop 1.0 in typ. [mv] power dissi - pation 1.25 i n typ. [mw] melting i2t 10.0 intyp. [a2s] order number 0.16 277 250 1) 1520 410 0.045 l l 3403.0266.11 0.16 277 250 1) 1520 410 0.045 l l 3403.0266.23 0.2 277 250 1) 1230 415 0.095 l l 3403.0267.11 0.2 277 250 1) 1230 415 0.095 l l 3403.0267.23 0.25 277 250 1) 1000 425 0.17 l l 3403.0268.11 0.25 277 250 1) 1000 425 0.17 l l 3403.0268.23 0.315 277 250 1) 805 435 0.265 l l 3403.0269.11 0.315 277 250 1) 805 435 0.265 l l 3403.0269.23 0.4 277 250 1) 715 490 0.33 l l 3403.0270.11 0.4 277 250 1) 715 490 0.33 l l 3403.0270.23 0.5 277 250 1) 650 590 0.45 l l 3403.0271.11 0.5 277 250 1) 650 590 0.45 l l 3403.0271.23 0.63 277 250 1) 540 595 1.1 l l 3403.0272.11 0.63 277 250 1) 540 595 1.1 l l 3403.0272.23 0.8 277 250 1) 460 635 2.1 l l 3403.0273.11 0.8 277 250 1) 460 635 2.1 l l 3403.0273.23 1 277 250 1) 405 710 3.44 l l 3403.0274.11 1 277 250 1) 405 710 3.44 l l 3403.0274.23 1.25 277 250 1) 325 750 3.12 l l 3403.0275.11 1.25 277 250 1) 325 750 3.12 l l 3403.0275.23 1.6 277 250 1) 270 785 5.4 l l 3403.0276.11 1.6 277 250 1) 270 785 5.4 l l 3403.0276.23 2 277 250 1) 220 795 11.8 l l 3403.0277.11 2 277 250 1) 220 795 11.8 l l 3403.0277.23 2.5 277 125 2) 210 980 21 l l 3403.0278.11 2.5 277 125 2) 210 980 21 l l 3403.0278.23 3.15 277 125 2) 190 1060 43 l l 3403.0279.11 3.15 277 125 2) 190 1060 43 l l 3403.0279.23 4 277 125 2) 140 1070 48 l l 3403.0280.11 4 277 125 2) 140 1070 48 l l 3403.0280.23 5 277 125 2) 115 1080 99 l l 3403.0281.11 5 277 125 2) 115 1080 99 l l 3403.0281.23 6.3 277 125 2) 100 1160 165 l l 3403.0282.11 6.3 277 125 2) 100 1160 165 l l 3403.0282.23 8 250 125 3) 75 1220 125 l l 3403.0283.11 8 250 125 3) 75 1220 125 l l 3403.0283.23 10 250 125 3) 73 1320 198 l l 3403.0284.11 10 250 125 3) 73 1320 198 l l 3403.0284.23 12.5 250 125 4) 63 1395 344 l l 3403.0285.11 12.5 250 125 4) 63 1395 344 l l 3403.0285.11 16 250 125 5) 62 1050 640 l l 3403.0286.11 16 250 125 5) 62 1050 640 l l 3403.0286.23 20 250 72 6) 76 1565 445 l 3403.0287.11 20 250 72 6) 76 1656 445 l 3403.0287.23 25 250 72 6) 64 1650 1170 l 3403.0288.11 25 250 72 6) 64 1650 1170 l 3403.0288.23 30 250 72 6) 63 2020 1650 l 3403.0289.11 30 250 72 6) 63 2020 1650 l 3403.0289.23 most popular. availability for all products can be searched real-time: http://www.schurter.com/stock-check/stock-check-schurter 1) ul = 1500 a @ 277 vac, resistive / 1500 a @ 250 vdc 1) iec = 1500 a @ 250 vac, resistive / 1500 a @ 250 vdc
4 non resettable fuses umt-h www.schurter.com /pg01_2 fuses rated cur - rent [a] rated vol - tage [vac] rated vol - tage [vdc] breaking capacity voltage drop 1.0 in typ. [mv] power dissi - pation 1.25 i n typ. [mw] melting i2t 10.0 intyp. [a2s] order number 2) ul = 1500 a @ 277 vac, resistive / 1500 a @ 125 vdc 2) iec = 1500 a @ 250 vac, resistive / 1500 a @ 125 vdc 3) ul = 1500 a @ 250 vac, resistive / 1500 a @ 125 vdc 3) iec = 1500 a @ 250 vac, resistive / 1500 a @ 125 vdc 4) ul = 1000 a @ 250 vac, resistive / 1000 a @ 125 vdc 4) iec = 1000 a @ 250 vac, resistive / 1000 a @ 125 vdc 5) ul = 500 a @ 250 vac, resistive / 500 a @ 125 vdc 5) iec = 500 a @ 250 vac, resistive / 500 a @ 125 vdc 6) ul = 100 a @ 250 vac, resistive / 500 a @ 125 vac, resistive / 500 a @ 72 vdc packaging unit .xx = .11 plastic bag (100 pcs.) .xx = .23 blister tape 33 cm reel (1500 pcs.) the specifications, descriptions and illustrations indicated in this document are based on current information. all content is subject to modifications and amendments. information furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability and test each product selected for their own applications. 19.11.2016
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