01 of 07 preview token electronics aluminum chassis mount units are designed for maximum heat dissipation mounting solidly to metal chassis surface for maximum heat transfer. ah series are outstanding for their high power dissipation with precision tolerances in minimum physical sizes. lower hot spot ratings due to exclusive complete encapsulation of element within anodized aluminum body. ah series high-performance welded construction throughout assures long stable load life with threaded heavy stud axial-terminals. materials : encapsulant: s: silicone, c: cement; end caps: stainless steel. core: ceramic steatite or alumina. housing: aluminum with hard anodic coating. element: copper-nickel alloy, nickel-chrome alloy or manganese copper. standard terminals: 5~50 w tinned terminals, 100~250 w threaded terminals. general specifcation : ayrton perry type non-inductive winding is available. when required add n to the part number. standard winding & non-inductive winding avaiable. high power rating, strong construction, small size, and ultra precision. aluminum housing allows chassis mounting and provides heat sink capability the ah series is rohs compliant and lead free. for non-standard technical requirements and custom special applications, please contact us to discuss the details. ah aluminum housed power resistors outstanding heatsink aluminum housed power resistor (ah) aluminum housed power resistors t oke n version 2010 http://www.token.com.tw/ rfq token.com.tw
02 of 07 5w ~ 50w dimensions d c a p b k l m n f e h g j type dimensions(mm) a b c d e f g h j k l m n p 1.0 1.0 1.0 2.0 1.0 1.0 1.0 0.8 1.0 0.8 0.5 0.5 0.2 0.8 ah-5 11.2 12.5 15.2 28.6 8.5 16.4 8.1 1.7 3.8 2 2.4 1.5 1.3 6.7 ah-5n 11.2 12.5 15.2 28.6 8.5 16.4 8.1 1.7 3.8 2 2.4 1.5 1.3 6.7 ah-10 14.2 15.9 19 34.9 10.7 20.3 9.9 1.9 4.2 2.4 2.4 2 2.2 7.95 ah-10n 14.2 15.9 19 34.9 10.7 20.3 9.9 1.9 4.2 2.4 2.4 2 2.2 7.95 ah-25 18.2 19.8 27 49.2 14 27.4 13.9 1.9 5.9 4.4 3.2 1 2.2 11.1 ah-25n 18.2 19.8 27 49.2 14 27.4 13.9 1.9 5.9 4.4 3.2 1 2.2 11.1 ah-50 40 21.4 50 70.6 16 29 15.5 2.2 6.6 5 3.2 2 2.2 10.3 ah-50n 40 21.4 50 70.6 16 29 15.5 2.2 6.6 5 3.2 2 2.2 10.3 notice: all dimensions might be changed or modifed, please refer to last updating specifcation. tokens ah resistor wattage ratings are based on mounting to the following heat sink: ah-5w/10w: aluminum chassis area is 832 cm2 1.0 mm thick or equiv. ah-25w: aluminum chassis area is 1077 cm2 1.0 mm thick or equiv. ah-50w: aluminum chassis area is 1877 cm2 1.5 mm thick or equiv. ah-100w: aluminum chassis area is 1896 cm2 3.2 mm thick or equiv. ah-250w: aluminum chassis area is 5780 cm2 3.2 mm thick or equiv. ah-100, ah-100n dimensions 2-4.80.5 9.51.0 701.0 891.0 1392 57.21.0 71.21.0 461.0 130.8 m5 m5 44.61.0 4.81.0 19.60.8 note: all values might be changed or modifed, please consult factory for details. ah aluminum housed power resistors t oke n version 2010 http://www.token.com.tw/ rfq token.com.tw
ah-250, ah-250n dimensions 03 of 07 m6 m6 761.0 4-4.80.5 1141.0 1772 641.0 761.0 541.0 140.8 6.41.0 24.40.8 55.61.0 8 note: all values might be changed or modifed, please consult factory for details. silicone filler aluminum resistor (ahs) electrical specifcation type mil type 25c rated power (w) resistance range () resistance range () temperature coeffcient industry military ahs-5 re60g 5 5 0.1, 0.25, 0.5 10~1k 25 0.5, 1 1.0~3.32k 25, 50 5, 10 0.1~3.32k 100, 250 10 0.01~3.32k 100, 250 ahs-5n re60n 5 5 1, 5 10~200 25, 50 5 1.0~860 100 5, 10 0.1~860 100, 250 10 0.01~1k 100, 250 ahs-10 re65g 10 10 0.1, 0.25, 0.5 10~1.2k 25, 50 0.5, 1 1.0-2.7k 50, 100 5, 10 0.1~2.7k 100, 250 10 0.01~5.62k 100, 250 ahs-10n re65n 10 10 1, 5 10~860 25, 50 5 1.0~1.2k 100 5, 10 0.1~1.2k 100, 250 10 0.01~1.5k 100, 250 ahs-25 re70g 25 20 0.1, 0.25, 0.5 10~2.7k 25, 50 0.5, 1 1.0~3.9k 50, 100 5, 10 0.1~3.9k 100, 250 10 0.01~12.1k 100, 250 ahs-25n re70n 25 20 1, 5 10~1.2k 25, 50 5 1.0~2.7k 100 5, 10 0.1~2.7k 100, 250 10 0.01~6.04k 100, 250 ah aluminum housed power resistors t oke n version 2010 http://www.token.com.tw/ rfq token.com.tw
04 of 07 5w ~ 50w dimensions type mil type 25c rated power (w) resistance tolerance ( %) resistance range () temperature coeffcient (ppm/c) industry military ahs-50 re75g 50 30 0.1, 0.25, 0.5 10~3.9k 25, 50 0.5, 1 1.0~5.6k 50, 100 5, 10 0.1~5.6k 100, 250 10 0. 01~39.2k 100, 250 ahs-50n re75n 50 30 1, 5 10~2.7k 25, 50 5 1.0~3.9k 100 5, 10 0.1~3.9k 100, 250 10 0.01~19.6k 100, 250 ahs-100 re77g 100 75 0.1, 0.25, 0.5 10~5.6k 25, 50 0.5, 1 1.0~8.2k 50, 100 5, 10 0.1~12k 100, 250 10 0.01~29.4k 100, 250 ahs-100n re77n 100 75 1, 5 10~3.9k 25, 50 5 1.0~5.6k 100 5, 10 0.1~5.6k 100, 250 10 0.01~14.7k 100, 250 ahs-250 re80g 250 120 0.1, 0.25, 0.5 10~12k 25, 50 0.5, 1 1.0~27k 50, 100 5, 10 0.1~27k 100, 250 10 0.01~35.7k 100, 250 ahs-250n re80n 250 120 1, 5 10~5.6k 25, 50 5 1.0~8.2k 100 5, 10 0.1~8.2k 100, 250 10 0.01~17.4k 100, 250 note: all values might be changed or modifed, please consult factory for details. type 25c rated power (w) resistance tolerance ( %) resistance range () temperature coeffcient (ppm/c) ahc-5 5 0.1, 0.25, 0.5 10~1k 25 0.5, 1 1.0~3.32k 25, 50 5, 10 0.1~3.32k 100, 250 10 0.01~3.32k 100, 250 ahc-5n 5 1, 5 10~200 25, 50 5 1.0~860 100 5, 10 0.1~860 100, 250 10 0.01~1k 100, 250 cement filler aluminum resistor (ahc) electrical specifcation ah aluminum housed power resistors t oke n version 2010 http://www.token.com.tw/ rfq token.com.tw
05 of 07 type 25c rated power (w) resistance tolerance ( %) resistance range () temperature coeffcient (ppm/c) ahc-10 10 0.1, 0.25, 0.5 10~1.2k 25, 50 0.5, 1 1.0-2.7k 50, 100 5, 10 0.1~2.7k 100, 250 10 0.01~5.62k 100, 250 ahc-10n 10 1, 5 10~860 25, 50 5 1.0~1.2k 100 5, 10 0.1~1.2k 100, 250 10 0.01~1.5k 100, 250 ahc-25 25 0.1, 0.25, 0.5 10~2.7k 25, 50 0.5, 1 1.0~3.9k 50, 100 5, 10 0.1~3.9k 100, 250 10 0.01~12.1k 100, 250 ahc-25n 25 1, 5 10~1.2k 25, 50 5 1.0~2.7k 100 5, 10 0.1~2.7k 100, 250 10 0.01~6.04k 100, 250 ahc-50 50 0.1, 0.25, 0.5 10~3.9k 25, 50 0.5, 1 1.0~5.6k 50, 100 5, 10 0.1~5.6k 100, 250 10 0. 01~39.2k 100, 250 ahc-50n 50 1, 5 10~2.7k 25, 50 5 1.0~3.9k 100 5, 10 0.1~3.9k 100, 250 10 0.01~19.6k 100, 250 ahc-100 100 0.1, 0.25, 0.5 10~5.6k 25, 50 0.5, 1 1.0~8.2k 50, 100 5, 10 0.1~12k 100, 250 10 0.01~29.4k 100, 250 ahc-100n 100 1, 5 10~3.9k 25, 50 5 1.0~5.6k 100 5, 10 0.1~5.6k 100, 250 10 0.01~14.7k 100, 250 ahc-250 250 0.1, 0.25, 0.5 10~12k 25, 50 0.5, 1 1.0~27k 50, 100 5, 10 0.1~27k 100, 250 10 0.01~35.7k 100, 250 ahc-250n 250 1, 5 10~5.6k 25, 50 5 1.0~8.2k 100 5, 10 0.1~8.2k 100, 250 10 0.01~17.4k 100, 250 note: all values might be changed or modifed, please consult factory for details. ah aluminum housed power resistors t oke n version 2010 http://www.token.com.tw/ rfq token.com.tw
06 of 07 surface temperature versus power load (mounted on heat-sink chassis) reduced heat sink derating ambient temperature derating ah-250 ah-100 ah-50 ah-25 ah-10 ah-5 100 80 60 40 2 100 150 50 0 % of rated power temp.(c) % of rated power 120 100 80 60 40 20 0 325 275 225 175 125 75 25 ambient temp(c) aluminum chassis a b c derating is required for ambient temperatures above 25c, see the graph. curve aluminum chassis applies to all types when mounted to specifed heat sink. curves a, b, c apply to operation of unmounted resistors. curves a: ah 5 and 10 watt unites, unmounted. curves b: ah 25 watt units, unmounted. curves c: ah 50, 100 and 250 watt units, unmounted. 100 90 80 70 60 50 40 30 20 10 0 0 20 40 60 80 100 a b c % of recommended heat sink area % of rated power derating is also required when recommended heat sink area is reduced. curves a: ah-5 and ah-10 size resistor. curves b: ah-25 size resistor. curves c: ah-50, ah-100 and ah-250 size resistor. ah aluminum housed power resistors 18 of 90 version 2010 http://www.token.com.tw/ rfq token.com.tw
07 of 07 characteristics parameters test conditions specifcations short time over load 5 wattage rating-5sec. r(2%+0.05)max. moistrue resistance temp 40c moisture 95% dc 100v 100hr r(5%+0.05)max. load life load rating (chassis mounted) 25c (1.5 hour on 0.5 hour off) repeat 1000 hours r(5%+0.05)max. vibration 10~50~10hz/min -x- y- z axis 2 hours each. r(0.2%+0.05)max. heat resistance 275c 2hours r(0.5%+0.05)max. dielectric strength ahs-5 ahs-10 ahs-25 1000v ahs-50 1500v ahs-100 ahs-250 2500v r(0.5%+0.05)max. ahc-5 ahc-10 ahc-25 1000v ahc-50 1500v ahc-100 ahc-250 2500v insulation resistance under the same test condition of dielectric strength, load dc500v and measure the insulation r. 100mmin. terminal strength (1)pull test (30 sec min) ah-5 1kg, ah-10 2.3kg, ah-25, ah-50 4.5kg (2)torque test(5~15sec) ah-100 27kg-cm, ah-250 36kg-cm r(0.2%+0.05) max. how to order ? ? ah s ? part number ? encapsulant: s: silicon, c: cement 10 20 ? ? ? rated power (w) ? resistance value () code resistance value r51 0.51 5r1 5.1 51r 51 510r 510 5k1 5.1k d ? code rated power 10 10w 10n 10w 250 250w 250n 250w n non-inductive ? resistance tolerance (%) code resistance tolerance a5 0.05% b 0.10% c 0.25% d 0.5% f 1% j 5% k 10% ah aluminum housed power resistors back to 1st page - aluminum housed power resistors (ah) 19 of 90 version 2010 http://www.token.com.tw/ rfq token.com.tw
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