hlw, nhlw www.vishay.com vishay dale revision: 04-may-12 1 document number: 30210 for technical questions, contact: ww2bresistors@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 wirewound resistors, industrial power, tubular features ? high temperature silicon coating ? complete welded construction ? excellent for intermitte nt power and pulsing applications ? available in non-inductive styles (model nhlw) with ayrton-perry winding ? axial or radial terminals for through hole or lead weld applications ? excellent stability in operation (< 3 % change in resistance) ? material categorization: for definitions of compliance please see www.vishay.com/doc?99912 note ? * lead (pb)-containing terminations are no t rohs-compliant. ex emptions may apply. standard electrical specifications global ? model historical model power rating p 25 c w resistance range ? resistance range ? weight (typical) g 5 % 10 % hlw03 hlw-3 3 1.0 to 6k 0.10 to 6k 1.16 nhlw03 nhlw-3 1.0 to 700 1.0 to 700 hlw05 hlw-5 5.25 1.0 to 15k 0.10 to 15k 2.12 nhlw05 nhlw-5 1.0 to 1.9k 1.0 to 1.9k hlw06 hlw-6 8 1.0 to 20.5k 0.10 to 20.5k 4.60 nhlw06 nhlw-6 1.0 to 2.7k 1.0 to 2.7k hlw10 hlw-10 10 1.0 to 29k 0.10 to 29k 6.24 nhlw10 nhlw-10 1.0 to 3.7k 1.0 to 3.7k hlw12 hlw-12 12 1.0 to 58k 0.10 to 58k 6.60 nhlw12 nhlw-12 1.0 to 3.9k 1.0 to 3.9k hlw15 hlw-15 15 1.0 to 60k 0.10 to 60k 8.82 nhlw15 nhlw-15 1.0 to 4.3k 1.0 to 4.3k hlw20 hlw-20 20 1.0 to 95k 0.10 to 95k 11.36 nhlw20 nhlw-20 1.0 to 6.8k 1.0 to 6.8k technical specifications parameter unit hlw resistor characteristics temperature coefficient ppm/c 30 for 10 ? and above; 50 for 1 ? to 9.9 ? ; 90 for 0.1 ? to 0.99 ? short time overload - 10 x rated power for 5 s dielectric withstanding voltage v ac 1000, from terminal to mounting hardware maximum working voltage v ( p x r ) 1/2 insulation resistance ? 1000 m ? minimum dry, 100 m ? minimum after moisture test operating temperature range c - 55 to + 350 global part number information global part numbering example: nhlw12a1z10r00jf global model terminal designation terminal finish resistance value tolerance packaging code special nhlw12 (see standard electrical specifications table above for additional p/ns) a1 a2 r1 r2 e = lead (pb)-free z = tin/lead r = decimal k = thousand 10r00 = 10.0 ? 1k000 = 1 k ? j = 5.0 % k = 10.0 % e = lead (pb)-free foam pack (dash number) (up to 2 digits) from 1 to 99 as applicable f = tin/lead foam pack (f01) historical part numbering example: nhlw-12-a1z 10 ? 5 % f01 nhlw-12 a1z 10 ? 5 % f01 historical model terminal/finish resistance value tolerance packaging hlw1 2a1z 10r00 jf n
hlw, nhlw www.vishay.com vishay dale revision: 04-may-12 2 document number: 30210 for technical questions, contact: ww2bresistors@vishay.com this document is subject to change without notice. the products described herein and this document are subject to specific disclaimers, set forth at www.vishay.com/doc?91000 dimensions in inches [millimeters] note (1) brackets are available for mounting hlw series resistors - see mounting hardware section. terminal finish terminals are 20 awg for hl w03 and hlw05 size and 18 awg for all other sizes. e finish - 100 % sn, coated copperweld ? . z finish - 60/40 sn/pb coated copperweld ? . mounting hardware mounting hardware is available for hlw resistors, see hl brackets and sliders da tasheet for more information: www.vishay.com/doc?30279 . material specifications element: copper-nickel alloy of nickel-chrome alloy, depending on resistance value core: ceramic, steatite coating: special high te mperature silicone standard terminals: model e terminals are tinned copperweld ? terminal bands: steel part marking: dale, model, wattage, va lue, tolerance, date code derating global ? model a (max.) b typ. c 0.031 [0.79] d typ. core dimensions axial terminal designation radial terminal designation bracket type (1) length 0.063 [1.59] o.d. i.d. 0.031 [0.79] hlw03 ? nhlw03 0.297 [7.54] 0.282 [7.16] 0.063 [1.59] 0.047 [1.19] 0.438 [11.11] 0.203 [5.16] 0.125 [3.18] a2z r2z - hlw05 ? nhlw05 0.344 [8.73] 0.469 [11.91] 0.063 [1.59] 0.047 [1.19] 0.625 [15.88] 0.250 [6.35] 0.125 [3.18] a2z r2z - hlw06 ? nhlw06 0.406 [10.32] 0.688 [17.48] 0.125 [3.18] 0.094 [2.38] 1.000 [25.40] 0.313 [7.94] 0.188 [4.76] a1z r1z 101, 204, 301 hlw10 ? nhlw10 0.563 [14.28] 0.688 [17.48] 0.125 [3.18] 0.094 [2.38] 1.000 [25.40] 0.438 [11.11] 0.313 [7.94] a1z r1z 101, 203, 301 hlw12 ? nhlw12 0.406 [10.32] 1.438 [36.53] 0.125 [3.18] 0.094 [2.38] 1.750 [44.45] 0.313 [7.94] 0.188 [4.76] a1z r1z 101, 204, 301 hlw15 ? nhlw15 0.563 [14.29] 1.188 [30.18] 0.125 [3.18] 0.094 [2.38] 1.500 [38.10] 0.438 [11.11] 0.313 [7.94] a1z r1z 101, 203, 301 hlw20 ? nhlw20 0.563 [14.29] 1.688 [42.88] 0.125 [3.18] 0.094 [2.38] 2.000 [50.80] 0.438 [11.11] 0.313 [7.94] a1z r1z 101, 203, 301 axial terminal con? g uration d c a 1.50 0.125 [ 3 8.10 3 .18] typ. 0.188 [4.76] typ. 1.50 0.125 [ 3 8.10 3 .18] typ. ra d ial terminal con? g uration b ambient temperature in c rated power in % 25 0 - 65 - 50 0 50 150 250 350 20 40 60 80 100 120
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