High Temperature GRC Thermistors GRC Thermistors GRC is glass sealed, radial lead, high temperature thermistor. Features Small thermistors in glass for high temperature and reliability. Wide temperature range for appliances, air-conditioners and automobiles. Operating Temp. Range; - 30 NHG Series 450 Thermistor chip Glass seal Diameter of leads;C D L 70 2 Type Type R250 B NHG3-type NHG3471K457J Resistance Value R250 ( ) B-Constant 150/250(K) 470 4570 Dimensions L(mm) D(mm) C(mm) 3.5 Max. 2.2 Max. 0.26 1 : in still air 1 Thermal Time Constant (Sec.) 1 Dissipation Constant (mW/ ) 20.0 Max. 0.80 1.00 NGR Series Operating Temp. Range; -55 300 Thermistor chip Glassseal Diameter of leads: C D L 70 2 Type R25 B Resistance Value R25 ( ) B-Constant 25/85(K) NGR2-type NGR2202J354G NGR2302J354G NGR2103J396G NGR2203J396G NGR2303J396G NGR2503J396G 2k 3k 10 k 20 k 30 k 50 k NGR3-type NGR3202J354G NGR3302J354G NGR3103J396G NGR3203J396G NGR3303J396G NGR3503J396G Type Dimensions 1 Dissipation Constant (mW/ ) 1 : in still air 1 Thermal Time Constant (Sec.) L(mm) D(mm) C(mm) 3540 3540 3960 3960 3960 3960 3.5 Max. 1.5 Max. 0.20 0.75 0.95 7.0 Max. 2k 3k 10 k 20 k 30 k 50 k 3540 3540 3960 3960 3960 3960 3.5 Max. 2.0 Max. 0.25 0.85 1.00 11.0 Max. 2k 3k 10 k 30 k 3540 3540 3960 3960 4.0 Max. 2.5 Max. 0.35 1.35 1.50 17.0 Max. NGR4-type NGR4202J354G NGR4302J354G NGR4103J396G NGR4303J396G "Type" indicates the product No., which is not the trademark. HOKURIKU Specifications are subject to change without notice. High Temperature GRC Thermistors GRC Thermistors NHG type R-T table Parts NHG3471K457J NHG3152K495J 470 1.5k R250() B150/250 4570 4950 RT(k) RT(k) T() -30 5,171 29,200 -20 2,802 15,720 -10 1,573 8,743 0 912.4 5,006 10 544.7 2,943 20 333.9 1,773 30 216.4 1,095 40 141.6 693.9 50 89.82 448.9 60 60.63 296.2 70 41.72 199.0 80 29.21 135.9 90 20.80 94.72 100 15.06 67.23 110 11.08 48.40 120 8.267 35.29 130 6.250 26.05 140 4.783 19.45 150 3.703 14.68 160 2.904 11.25 170 2.299 8.716 180 1.836 6.810 190 1.479 5.366 200 1.201 4.263 210 0.9826 3.412 220 0.8094 2.751 230 0.6711 2.233 240 0.5600 1.824 250 0.4700 1.500 260 0.4005 1.249 270 0.3432 1.047 280 0.2957 0.8835 290 0.2561 0.7491 300 0.2229 0.6385 310 0.1949 0.5469 320 0.1712 0.4706 330 0.1510 0.4068 340 0.1337 0.3532 350 0.1188 0.3079 360 0.1060 0.2701 370 0.0950 0.2379 380 0.0855 0.2103 390 0.0772 0.1866 400 0.0700 0.1661 410 0.0637 420 0.0582 430 0.0533 440 0.0490 450 0.0452 "Type" indicates the product No., which is not the trademark. NGR type R-T table Parts number Type NGR2 NGR2202J354G NGR2103J396G NGR2503J396G NGR3 NGR3202J354G NGR3103J396G NGR3503J396G NGR4 NGR4202J354G NGR4103J396G R25 2k 10k 50k B25/85(K) 3540 3960 3960 R (k) R (k) R T() T T T(k) -30 25.39 179.0 819.8 -25 19.42 131.90 659.5 -20 14.97 98.10 490.5 -15 11.64 73.63 368.1 -10 9.115 55.75 278.8 -5 7.188 42.56 212.8 0 5.707 32.74 163.7 5 4.568 25.43 127.1 10 3.681 19.91 99.58 15 2.985 15.17 78.58 20 2.436 12.49 62.46 25 2.000 10.00 50.00 30 1.650 8.057 40.28 35 1.370 6.533 32.66 40 1.142 5.329 26.64 45 0.9578 4.372 21.86 50 0.8065 3.606 18.03 55 0.8625 2.992 14.96 60 0.5801 2.495 12.47 65 0.4952 2.091 10.45 70 0.4244 1.761 8.805 75 0.3652 1.489 7.446 80 0.3154 1.265 6.325 85 0.2734 1.078 5.394 90 0.2378 0.9238 4.619 95 0.2075 0.7940 3.970 100 0.1817 0.6849 3.424 105 0.1596 0.5933 2.966 110 0.1406 0.5157 2.578 1 15 0.1243 0.4499 2.249 120 0.1102 0.3938 1.969 125 0.0980 0.3458 1.729 130 0.0874 0.3046 1.523 135 0.0781 0.2691 1.345 140 0.0700 0.2384 1.192 145 0.0629 0.2118 1.059 1 50 0.0567 0.1887 0.9436 155 0.1685 0.8428 160 0.1509 0.7546 165 0.1355 0.6773 1 70 0.1219 0.6094 175 0.1099 0.5495 180 0.0993 0.4966 185 0.0899 0.4497 190 0.0816 0.4081 195 0.0742 0.3710 200 0.0676 0.3380 205 0.0617 0.3086 210 0.0565 0.2823 215 0.0517 0.2588 220 0.0475 0.2376 225 0.0437 0.2185 230 0.0402 0.2013 235 0.0371 0.1857 240 0.0343 0.1716 245 0.0317 0.1588 250 0.0294 0.1472 255 0.0273 0.1366 260 0.0254 0.1270 265 0.0236 0.1182 270 0.0220 0.1102 275 0.0205 0.1028 280 0.0192 0.0960 285 0.0179 0.0898 290 0.0168 0.0841 295 0.0157 0.0789 300 0.0148 0.0741 HOKURIKU Specifications are subject to change without notice.