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1 approved sheet product : varistors part no. : 5d / 7d / 10d / 14d / 20d series ul file no . : e197799 csa file no. : 215101 vde file no. : 4008621 cqc file no. : cqc04001010844-48 you part no. : for customer approval approval pass approval draft date ? 2008-10-28 ? ? hongzhi enterprises ltd. add:no.6,pujiang road,shantou,guangdong tel : + 86 C 754 C 8885 C 4060 fax : + 86 C 754 C 8888 C 8417 e-mail: hel@hongzhi.net http://www.hongzhi.net pdf ?? "pdffactory pro" e www.fineprint.cn http://
2 hongzhi enterprises ltd 5d hel varistor style no. recognitions of safety agency standards max. continuous applied voltage voltage at dc 1ma (25 c) class current (8/20 sec) max. voltage at class current max. peak current (8/20 sec 1time) energy surge rating (10/ 1000 sec) typical capac itance refere rence hel ul csa vde ac (v) dc (v) min (v) max (v) lp (a) vc (v) (ka) (j) 1khz (pf) dmax (mm) hmax (mm) lmin (mm) a 1 (mm) 0.02 (mm) tmax (mm) hel-5d180l 11 14 15 21 1 38 0.25 1.1 1,700 8.5 11 25 5.0 0.6 4.4 hel-5d220k 14 18 20 24 1 43 0.25 1.3 1,400 8.5 11 25 5.0 0.6 4.5 hel-5d270k 17 22 24 30 1 53 0.25 1.6 1,100 8.5 11 25 5.0 0.6 4.6 hel-5d330k 20 26 30 36 1 65 0.25 2.0 900 8.5 11 25 5.0 0.6 4.7 hel-5d390k 25 31 35 43 1 77 0.25 2.4 750 8.5 11 25 5.0 0.6 4.8 hel-5d470k 30 38 42 52 1 93 0.25 2.8 550 8.5 11 25 5.0 0.6 4.9 hel-5d560k 35 45 50 62 1 110 0.25 3.4 500 8.5 11 25 5.0 0.6 5.0 hel-5d680k 40 56 61 75 1 135 0.25 4.5 480 8.5 11 25 5.0 0.6 5.1 hel-5d820k 50 65 74 90 5 145 0.8 3.5 930 8.5 11 25 5.0 0.6 4.1 hel-5d101k 60 85 90 110 5 175 0.8 4.0 860 8.5 11 25 5.0 0.6 4.3 hel-5d121k 75 100 108 132 5 210 0.8 4.5 670 8.5 11 25 5.0 0.6 4.4 hel-5d151k 95 125 135 165 5 260 0.8 6.5 490 8.5 11 25 5.0 0.6 4.5 hel-5d181k 115 150 162 198 5 320 0.8 7.5 330 8.5 11 25 5.0 0.6 4.6 hel-5d201k 130 170 185 225 5 355 0.8 9.0 240 8.5 11 25 5.0 0.6 4.7 hel-5d221k 140 180 198 242 5 380 0.8 9.0 190 8.5 11 25 5.0 0.6 4.8 hel-5d241k 150 200 216 264 5 415 0.8 11 165 8.5 11 25 5.0 0.6 4.9 hel-5d271k 175 225 243 297 5 475 0.8 12 150 8.5 11 25 5.0 0.6 5.0 hel-5d301k 195 250 270 330 5 525 0.8 13 135 8.5 11 25 5.0 0.6 5.1 hel-5d331k 210 275 291 363 5 575 0.8 15 130 8.5 11 25 5.0 0.6 5.1 hel-5d361k 230 300 324 396 5 620 0.8 16 125 8.5 11 25 5.0 0.6 5.3 hel-5d391k 250 320 351 429 5 675 0.8 17 105 8.5 11 25 5.0 0.6 5.4 hel-5d431k 275 350 387 473 5 745 0.8 20 100 8.5 11 25 5.0 0.6 5.5 hel-5d471k 300 385 423 517 5 810 0.8 21 95 8.5 11 25 5.0 0.6 5.6 hel-5d511k 320 418 459 561 5 842 0.8 22 90 8.5 11 25 5.0 0.6 5.6 hel-5d561k 350 460 504 616 5 920 0.8 24 85 8.5 11 25 5.0 0.6 5.7 hel-5d621k 385 505 558 682 5 1025 0.8 26 80 8.5 11 25 5.0 0.6 5.8 hel-5d681k 420 560 612 748 5 1120 0.8 28 75 8.5 11 25 5.0 0.6 6.0 pdf ?? "pdffactory pro" e www.fineprint.cn http://
3 7d hel varistor style no. recognitions of safety agency standards max. continuous applied voltage voltage at dc 1ma (25 c) class current (8/20 sec) max. voltage at class current max. peak current (8/20 sec 1time) energy surge rating (10/ 1000 sec) typical capac itance refere rence hel ul csa vde ac (v) dc (v) min (v) max (v) lp (a) vc (v) (ka) (j) 1khz (pf) dmax (mm) hmax (mm) lmin (mm) a 1 (mm) 0.02 (mm) tmax (mm) hel-7d180l 11 14 15 21 2.5 38 0.5 1.1 3,500 10 13 25 5.0 0.6 4.4 hel-7d220k 14 18 20 24 2.5 43 0.5 1.3 2,800 10 13 25 5.0 0.6 4.5 hel-7d270k 17 22 24 30 2.5 53 0.5 1.6 2,200 10 13 25 5.0 0.6 4.6 hel-7d330k 20 26 30 36 2.5 65 0.5 2.0 1,800 10 13 25 5.0 0.6 4.7 hel-7d390k 25 31 35 43 2.5 77 0.5 2.4 1,450 10 13 25 5.0 0.6 4.8 hel-7d470k 30 38 42 52 2.5 93 0.5 2.8 1,150 10 13 25 5.0 0.6 4.9 hel-7d560k 35 45 50 62 2.5 110 0.5 3.4 1,050 10 13 25 5.0 0.6 5.0 hel-7d680k 40 56 61 75 2.5 135 0.5 4.5 970 10 13 25 5.0 0.6 5.1 hel-7d820k 50 65 74 90 10 135 1.75 7.0 930 10 13 25 5.0 0.6 4.0 hel-7d101k 60 85 90 110 10 165 1.75 8.5 860 10 13 25 5.0 0.6 4.1 hel-7d121k 75 100 108 132 10 200 1.75 10 670 10 13 25 5.0 0.6 4.3 hel-7d151k 95 125 135 165 10 250 1.75 13 490 10 13 25 5.0 0.6 4.4 hel-7d181k 115 150 162 198 10 300 1.75 15 330 10 13 25 5.0 0.6 4.5 hel-7d201k 130 170 185 225 10 340 1.75 18 240 10 13 25 5.0 0.6 4.6 hel-7d221k 140 180 198 242 10 360 1.75 19 190 10 13 25 5.0 0.6 4.7 hel-7d241k 150 200 216 264 10 395 1.75 21 165 10 13 25 5.0 0.6 4.8 hel-7d271k 175 225 243 297 10 455 1.75 24 150 10 13 25 5.0 0.6 4.9 hel-7d301k 195 250 270 330 10 505 1.75 26 135 10 13 25 5.0 0.6 5.0 hel-7d331k 210 275 291 363 10 550 1.75 29 130 10 13 25 5.0 0.6 5.1 hel-7d361k 230 300 324 396 10 595 1.75 32 125 10 13 25 5.0 0.6 5.2 hel-7d391k 250 320 351 429 10 650 1.75 35 105 10 13 25 5.0 0.6 5.3 hel-7d431k 275 350 387 473 10 710 1.75 40 100 10 13 25 5.0 0.6 5.4 hel-7d471k 300 385 423 517 10 775 1.75 42 90 10 13 25 5.0 0.6 5.5 hel-7d511k 320 418 459 561 10 842 1.75 43 80 10 13 25 5.0 0.6 5.6 hel-7d561k 350 460 504 616 10 920 1.75 46 75 10 13 25 5.0 0.6 5.7 hel-7d621k 385 505 558 682 10 1025 1.75 48 70 10 13 25 5.0 0.6 5.8 hel-7d681k 420 560 612 748 10 1120 1.75 50 66 10 13 25 5.0 0.6 6.0 hel-7d751k 460 615 657 825 10 1240 1.75 53 63 10 13 25 5.0 0.6 6.1 hel-7d781k 485 640 702 858 10 1290 1.75 55 60 10 13 25 5.0 0.6 6.2 hel-7d821k 510 670 738 902 10 1355 1.75 60 55 10 13 25 5.0 0.6 6.3 pdf ?? "pdffactory pro" e www.fineprint.cn http://
4 10d hel varistor style no. recognitions of safety agency standards max. continuous applied voltage voltage at dc 1ma (25 c) class current (8/20 sec) max. voltage at class current max. peak current (8/20 sec 1time) energy surge rating (10/ 1000 sec) typical capac itance refere rence hel ul csa vde ac (v) dc (v) min (v) max (v) lp (a) vc (v) (ka) (j) 1khz (pf) dmax (mm) hmax (mm) lmin (mm) a 1 (mm) 0.02 (mm) tmax (mm) hel-10d180l 11 14 15 21 5 38 1.0 2.3 7,500 13 16 25 7.5 0.8 4.4 hel-10d220k 14 18 20 24 5 43 1.0 2.6 6,000 13 16 25 7.5 0.8 4.5 hel-10d270k 17 22 24 30 5 53 1.0 3.9 4,800 13 16 25 7.5 0.8 4.6 hel-10d330k 20 26 30 36 5 65 1.0 4.8 4,200 13 16 25 7.5 0.8 4.7 hel-10d390k 25 31 35 43 5 77 1.0 5.6 3,700 13 16 25 7.5 0.8 4.8 hel-10d470k 30 38 42 52 5 93 1.0 6.8 3,300 13 16 25 7.5 0.8 4.9 hel-10d560k 35 45 50 62 5 110 1.0 8.1 2,900 13 16 25 7.5 0.8 5.0 hel-10d680k 40 56 61 75 5 135 1.0 10 2,500 13 16 25 7.5 0.8 5.1 hel-10d820k 50 65 74 90 25 135 3.5 13 2,100 13 16 25 7.5 0.8 4.0 hel-10d101k 60 85 90 110 25 165 3.5 17 1,700 13 16 25 7.5 0.8 4.1 hel-10d121k 75 100 108 132 25 200 3.5 20 1,500 13 16 25 7.5 0.8 4.3 hel-10d151k 95 125 135 165 25 250 3.5 25 1,300 13 16 25 7.5 0.8 4.4 hel-10d181k 115 150 162 198 25 300 3.5 32 470 13 16 25 7.5 0.8 4.5 hel-10d201k 130 170 185 225 25 340 3.5 35 430 13 16 25 7.5 0.8 4.6 hel-10d221k 140 180 198 242 25 360 3.5 39 390 13 16 25 7.5 0.8 4.7 hel-10d241k 150 200 216 264 25 395 3.5 42 360 13 16 25 7.5 0.8 4.8 hel-10d271k 175 225 243 297 25 455 3.5 49 330 13 16 25 7.5 0.8 4.9 hel-10d301k 195 250 270 330 25 505 3.5 54 290 13 16 25 7.5 0.8 5.0 hel-10d331k 210 275 291 363 25 550 3.5 58 280 13 16 25 7.5 0.8 5.1 hel-10d361k 230 300 324 396 25 595 3.5 65 260 13 16 25 7.5 0.8 5.2 hel-10d391k 250 320 351 429 25 650 3.5 70 240 13 16 25 7.5 0.8 5.3 hel-10d431k 275 350 387 473 25 710 3.5 80 220 13 16 25 7.5 0.8 5.4 hel-10d471k 300 385 423 517 25 775 3.5 85 190 13 16 25 7.5 0.8 5.5 hel-10d511k 320 418 459 561 25 842 3.5 92 180 13 16 25 7.5 0.8 5.6 hel-10d561k 350 460 504 616 25 920 3.5 92 180 13 16 25 7.5 0.8 5.7 hel-10d621k 385 505 558 682 25 1025 3.5 97 160 14 16 25 7.5 0.8 5.8 hel-10d681k 420 560 612 748 25 1120 3.5 100 140 14 16 25 7.5 0.8 6.0 hel-10d751k 460 615 657 825 25 1240 3.5 105 130 14 16 25 7.5 0.8 6.1 hel-10d781k 485 640 702 858 25 1290 3.5 105 130 14 16 25 7.5 0.8 6.2 hel-10d821k 510 670 738 902 25 1355 3.5 110 130 14 16 25 7.5 0.8 6.3 hel-10d911k 550 745 819 1001 25 1500 3.5 130 120 14 16 25 7.5 0.8 6.4 hel-10d951k 575 765 855 1045 25 1580 3.5 135 110 14 16 25 7.5 0.8 6.8 hel-10d102k 625 825 900 1100 25 1650 3.5 140 100 14 16 25 7.5 0.8 6.9 hel-10d112k 680 895 990 1210 25 1815 3.5 155 90 14 16 25 7.5 0.8 7.0 hel-10d122k 750 985 1080 1320 25 1900 3.5 165 80 14 16 25 7.5 0.8 7.1 HEL-10D152K 850 1185 1350 1650 25 2310 3.5 200 75 14 16 25 7.5 0.8 7.5 hel-10d182k 1000 1330 1440 1760 25 2750 3.5 230 70 14 16 25 7.5 0.8 8.0 pdf ?? "pdffactory pro" e www.fineprint.cn http://
5 14d hel varistor style no. recognitions of safety agency standards max. continuous applied voltage voltage at dc 1ma (25 c) class current (8/20 sec) max. voltage at class current max. peak current (8/20 sec 1time) energy surge rating (10/ 1000 sec) typical capac itance refere rence hel ul csa vde ac (v) dc (v) min (v) max (v) lp (a) vc (v) (ka) (j) 1khz (pf) dmax (mm) hmax (mm) lmin (mm) a 1 (mm) 0.02 (mm) tmax (mm) hel-14d180l 11 14 15 21 10 38 2 5.2 18,000 17 20 25 7.5 0.8 4.4 hel-14d220k 14 18 20 24 10 43 2 6.3 15,000 17 20 25 7.5 0.8 4.5 hel-14d270k 17 22 24 30 10 53 2 7.8 10,000 17 20 25 7.5 0.8 4.6 hel-14d330k 20 26 30 36 10 65 2 9.5 8,500 17 20 25 7.5 0.8 4.7 hel-14d390k 25 31 35 43 10 77 2 11 7,500 17 20 25 7.5 0.8 4.8 hel-14d470k 30 38 42 52 10 93 2 13 6,500 17 20 25 7.5 0.8 4.9 hel-14d560k 35 45 50 62 10 110 2 16 5,600 17 20 25 7.5 0.8 5.0 hel-14d680k 40 56 61 75 10 135 2 20 4,700 17 20 25 7.5 0.8 5.1 hel-14d820k 50 65 74 90 50 135 6.5 28 3,900 17 20 25 7.5 0.8 4.0 hel-14d101k 60 85 90 110 50 165 6.5 35 3,400 17 20 25 7.5 0.8 4.1 hel-14d121k 75 100 108 132 50 200 6.5 42 3,100 17 20 25 7.5 0.8 4.3 hel-14d151k 95 125 135 165 50 250 6.5 53 3,000 17 20 25 7.5 0.8 4.4 hel-14d181k 115 150 162 198 50 300 6.5 65 1,030 17 20 25 7.5 0.8 4.5 hel-14d201k 130 170 185 225 50 340 6.5 70 970 17 20 25 7.5 0.8 4.6 hel-14d221k 140 180 198 242 50 360 6.5 78 840 17 20 25 7.5 0.8 4.7 hel-14d241k 150 200 216 264 50 395 6.5 84 710 17 20 25 7.5 0.8 4.8 hel-14d271k 175 225 243 297 50 455 6.5 99 650 17 20 25 7.5 0.8 4.9 hel-14d301k 195 250 270 330 50 505 6.5 108 600 17 20 25 7.5 0.8 5.0 hel-14d331k 210 275 291 363 50 550 6.5 115 550 17 20 25 7.5 0.8 5.1 hel-14d361k 230 300 324 396 50 595 6.5 130 500 17 20 25 7.5 0.8 5.2 hel-14d391k 250 320 351 429 50 650 6.5 140 480 17 20 25 7.5 0.8 5.3 hel-14d431k 275 350 387 473 50 710 6.5 155 440 17 20 25 7.5 0.8 5.4 hel-14d471k 300 385 423 517 50 775 6.5 175 420 17 20 25 7.5 0.8 5.5 hel-14d511k 320 418 459 561 50 842 6.5 190 390 17 20 25 7.5 0.8 5.6 hel-14d561k 350 460 504 616 50 920 6.5 192 360 17 20 25 7.5 0.8 5.7 hel-14d621k 385 505 558 682 50 1025 6.5 195 320 18 20 25 7.5 0.8 5.8 hel-14d681k 420 560 612 748 50 1120 6.5 200 290 18 20 25 7.5 0.8 6.0 hel-14d751k 460 615 657 825 50 1240 6.5 210 260 18 20 25 7.5 0.8 6.1 hel-14d781k 485 640 702 858 50 1290 6.5 225 230 18 20 25 7.5 0.8 6.2 hel-14d821k 510 670 738 902 50 1355 6.5 235 230 18 20 25 7.5 0.8 6.3 hel-14d911k 550 745 819 1001 50 1500 6.5 255 200 18 20 25 7.5 0.8 6.4 hel-14d951k 575 765 855 1045 50 1580 6.5 270 190 18 20 25 7.5 0.8 6.8 hel-14d102k 625 825 900 1100 50 1650 6.5 280 180 18 20 25 7.5 0.8 6.9 hel-14d112k 680 895 990 1210 50 1815 6.5 300 165 18 20 25 7.5 0.8 7.0 hel-14d122k 750 985 1080 1320 50 1815 6.5 310 150 18 20 25 7.5 0.8 7.0 hel-14d152k 850 1185 1350 1650 50 1990 6.5 335 145 18 20 25 7.5 0.8 7.1 hel-14d182k 1000 1330 1440 1760 50 2310 6.5 405 140 18 20 25 7.5 0.8 7.5 pdf ?? "pdffactory pro" e www.fineprint.cn http://
6 20d hel varistor style no. recognitions of safety agency standards max. continuous applied voltage voltage at dc 1ma (25 c) class current (8/20 sec) max. voltage at class current max. peak current (8/20 sec 1time) energy surge rating (10/ 1000 sec) typical capac itance refere rence hel ul csa vde ac (v) dc (v) min (v) max (v) lp (a) vc (v) (ka) (j) 1khz (pf) dmax (mm) hmax (mm) lmin (mm) a 1 (mm) 0.02 (mm) tmax (mm) hel-20d180l 11 14 15 21 20 38 3 13 39,000 23 26 25 10 1.0 4.4 hel-20d220k 14 18 20 24 20 43 3 16 32,000 23 26 25 10 1.0 4.5 hel-20d270k 17 22 24 30 20 53 3 19 22,000 23 26 25 10 1.0 4.6 hel-20d330k 20 26 30 36 20 65 3 24 18,000 23 26 25 10 1.0 4.7 hel-20d390k 25 31 35 43 20 77 3 28 16,000 23 26 25 10 1.0 4.8 hel-20d470k 30 38 42 52 20 93 3 34 14,000 23 26 25 10 1.0 4.9 hel-20d560k 35 45 50 62 20 110 3 41 12,000 23 26 25 10 1.0 5.0 hel-20d680k 40 56 61 75 20 135 3 49 10,000 23 26 25 10 1.0 5.1 hel-20d820k 50 65 74 90 100 135 10 56 5,800 23 26 25 10 1 4.0 hel-20d101k 60 85 90 110 100 165 10 72 4,800 23 26 25 10 1 4.1 hel-20d121k 75 100 108 132 100 200 10 88 3,800 23 26 25 10 1 4.3 hel-20d151k 95 125 135 165 100 250 10 106 3,000 23 26 25 10 1 4.4 hel-20d181k 115 150 162 198 100 300 10 130 2,600 23 26 25 10 1 4.5 hel-20d201k 130 170 185 225 100 340 10 160 2,000 23 26 25 10 1 4.6 hel-20d221k 140 180 198 242 100 360 10 180 1,800 23 26 25 10 1 4.7 hel-20d241k 150 200 216 264 100 395 10 200 1,500 23 26 25 10 1 4.8 hel-20d271k 175 225 243 297 100 455 10 210 1,400 23 26 25 10 1 4.9 hel-20d301k 195 250 270 330 100 505 10 216 1,350 23 26 25 10 1 5.0 hel-20d331k 210 275 291 363 100 550 10 228 1,300 23 26 25 10 1 5.1 hel-20d361k 230 300 324 396 100 595 10 255 1,250 23 26 25 10 1 5.2 hel-20d391k 250 320 351 429 100 650 10 275 1,180 23 26 25 10 1 5.3 hel-20d431k 275 350 387 473 100 710 10 303 1,100 23 26 25 10 1 5.4 hel-20d471k 300 385 423 517 100 775 10 350 1,050 23 26 25 10 1 5.5 hel-20d511k 320 418 459 561 100 842 10 382 1,000 23 26 25 10 1 5.6 hel-20d561k 350 460 504 616 100 920 10 385 970 24 27 25 10 1 5.7 hel-20d621k 385 505 558 682 100 1025 10 390 950 24 27 25 10 1 5.8 hel-20d681k 420 560 612 748 100 1120 10 400 900 24 27 25 10 1 6.0 hel-20d751k 460 615 657 825 100 1240 10 420 850 24 27 25 10 1 6.1 hel-20d781k 485 640 702 858 100 1290 10 445 750 24 27 25 10 1 6.2 hel-20d821k 510 670 738 902 100 1355 10 460 700 24 27 25 10 1 6.3 hel-20d911k 550 745 819 1001 100 1500 10 510 600 24 27 25 10 1 6.4 hel-20d951k 575 765 855 1045 100 1580 10 535 550 24 27 25 10 1 6.8 hel-20d102k 625 825 900 1100 100 1650 10 565 500 24 27 25 10 1 6.9 hel-20d112k 680 895 990 1210 100 1815 10 620 450 24 27 25 10 1 7.0 hel-20d122k 750 985 1080 1320 100 1990 10 675 400 24 27 25 10 1 7.1 hel-20d152k 850 1185 1350 1650 100 2310 10 810 350 24 27 25 10 1 7.5 hel-20d182k 1000 1330 1440 1760 100 2750 10 930 300 24 27 25 10 1 8.0 note : recognitions to safety agency standards ul file no.e197799 csa file no.215101 pdf ?? "pdffactory pro" e www.fineprint.cn http://
7 zinc oxide varistor performance characteristic 1.1 hel varistors electrical characteristics technical term test methods description specifications varistors voltage the voltage between two terminals with the specified measuring current 1ma dc applied is called v1ma,the measurement shall be made as fast as possible to avoid heat affection. the usual tolerance on varistors voltage is 10%. maximum continuous ac or dc voltage maximum allowable voltage derating curve maximum continuous ac voltage 0.62multility varistor voltage leakage current the current passing through the varistor s at the maximum continuous dc voltage. 20 a clamping voltage the peak voltage at class current (standard surge current waveform is 8/20 s ). the class current is a peak value of current which is 1/10 of the maximum peak current for 100 impulses at per minute for 8/20 s . current time see specification tables. pdf ?? "pdffactory pro" e www.fineprint.cn http://
8 zinc oxide varistor 1.2 hel varistors electrical characteristics energy the maximum energy within the varistors voltage change of 10% when one impulse of 2ms or 10/1000 s is applied. for the 2m s waveform j=2 * ip * vc * 10 -3 for the 10/1000 s waveform j=1391 * ip * vc * 10 -6 where j -- energy absorbed in joules. ip -- maximum let-through current in amps. vc-- measured clamping voltage in volts. current time v1ma /v1ma 10%. maximum peak current the maximum current within the varistors voltage change of 10% with the standard impulse current (8/20 s) applied one time. v1ma /v1ma 10%. varistors voltage temperature coefficient v1 ma 85 v 1ma 25 1 100% v 1ma 25 60 -0.05 %/ . capacitance typical value measured at 1vrms and test frequency of 1khz see specification tables. standard test condition temperature 15 -35 ; relative humidity 45%-75%; air pressure 86 pa~106kpa . pdf ?? "pdffactory pro" e www.fineprint.cn http://
9 zinc oxide varistor 2. hel varistors technologic & mechanical characteristics technical term test methods description specifications solderability after dipping the terminals to a depth of 3.5-0.5 mm from the body in a soldering bath of temperature 235 5 for 2 0.5seconds, the terminal shall be visually examined. approximately 95% of the terminals shall be covered with solder uniformly. resistance to soldering heat after each lead shall be dipped into a solder bath having a temperature 260 5 ,to a point 2.0 to 2.5mm from the body of the unit. using shielding board(t=1.5mm) ,be held there for specified time (5d series: 5 1 seconds and other series:10 s ),and then be stored at room temperature and humidity for 1 to 2 hours. the change of v1ma and mechanical damages are examined. no outstanding damage. v1ma /v1ma ? 5%. solvent resistance of marking solvent: alcohol rubbing material: cotton wool recovery: 4hours. thereafter, visual examination and the change of v1ma shall be examined. legible marking. component solvent resistance solvent:70 5% and f113+30 5% strang third mellow mixture solvent temperature:23 +5 5 0.5min. recovery: 4hours. thereafter, visual examination and the change of v1ma shall be examined. no outstanding damage. v1ma /v1ma ? 5%. robustness of terminations after gradually applying the force specified below and keeping the unit fixed for ten seconds. the terminal shall be visually examined for any damage. lead diameter mm 0.6 0.8 1.0 force (n): 1 10 20 no visible damage shock(or bump) pulse shape half sine acceleration:490 m/s 2 . pulse duration:11ms. thereafter, visual examination and the change of v1ma shall be examined. no visible damage. v1ma /v1ma ? 5%. vibration frequency range:10hz--55hz. amplitude: 0.75mm or 98 m/s 2 whichever is the less severe. total duration: 6 hours . thereafter, visual examination and the change of v1ma shall be examined. no visible damage. v1ma /v1ma ? 5%. pdf ?? "pdffactory pro" e www.fineprint.cn http://
10 zinc oxide varistor 3.1 hel varistors security and environmental test technical term test methods description specifications agency agency file number ul1449 file no. e197799 csa c22.2 file no. 215101 vde file no. 40008621 safety agency approvals cqc file no. 04001010844-48 see specification tables. surge life the change of v1ma shall be measured. after the impulse listed below is applied 10,000 times. continuously with the interval of ten seconds at room temperature. 18v--68v 8a 5d 82v--680v 22a 18v--68v 22a 7d 82v--820v 80a 18v--68v 35a 10d 82v--1800v 120a 18v--68v 75a 14d 82v--1800v 200a 18v--68v 120a 20d 82v--1800v 250a no visible damage. v1ma /v1ma ? 10%. temperature cycle condition the specimen to each temperature from step 1 to step 4 in this order for the period shown in the table of specifications. the change of v1ma and mechanical damage shall be examined after 24 2 hours . step temperature period 1 -40 3 30 min 2 room temp. 15 min 3 +85 2 30 min 4 room temp. 15 min 5 cycles no visible damage. v1ma /v1ma ? 10%. pdf ?? "pdffactory pro" e www.fineprint.cn http://
11 zinc oxid e varistor 3.2 hel varistors security and environmental test damp heat /humidity( steady state) the varistor shall be divided into two groups the first group shall be subjected to this test without voltage applied, the second group shall be applied a dc voltage . ambient condition. : 40 2 , 90~95%rh period: 1000 24 hours then stored at room temperature and normal humidity for1 to 4 hours. thereafter, the change of v 1ma and the insulation resistance shall be examined. no visible damage. v1ma /v1ma ? 10%. the insulation resistance 10,000m . endurance at upper category temperature the specimen shall be applied continuously the max. ac allowable voltage at 1000 hours and 85 2 the specimen shall be applied in cycles of 90min on and 30min off throughout the test . then stored at room temperature and normal humidity for 4 0.5 hours. thereafter, the change of v1ma and the voltage at class current ,the insulation resistance and mechanical damage shall be examined. no visible damage. v1ma /v1ma ? 10%. the change of the voltage at class current ? 20%. the insulation resistance 10,000m . climatic category dry heat 85 2 16hours damp heat cyclic iec68 - 2 - 30 test db, 55 first cycle 24 hours cold -40 3 2 hours (low air pressure test not applicable) damp heat cyclic, test db, remaining cycles. then stored at room temperature and normal humidity for 1 to 2 hours. thereafter, the change of v1ma and the insulation resistance shall be examined. no visible damage. v1ma /v1ma ? 10%. the insulation resistance 10,000m . pdf ?? "pdffactory pro" e www.fineprint.cn http://
12 zinc oxide varistor current information package standard bulk pack quantity dimension of the carton 42 27 32cm3 normal lead length lead cutting varistor model size varistor voltage model quantities/carton kpcs quantities/innerbox kpcs quantities/carton kpcs quantities/innerbox kpcs 5mm 180k-821k 24 4 30 5 180k-271k 24 4 30 5 301k-561k 18 3 30 5 7mm 621k-821k 12 2 24 4 180k-561k 9 2 12 2 10mm 681k-821k 6 1.5 12 2 180k-781k 6 1 9 1.5 14mm 821k-182k 3 1 180k-821k 3 1 6 1 20mm 911k-122k 1.5 0.5 pdf ?? "pdffactory pro" e www.fineprint.cn http://
13 zinc oxide varistor current information material safety data sheet (msds) 1. composition/ ingredients no. component chemical ingredient proportion 1 ceramic disc zn,mn,sb,co,ni oxide 65%-81% 2 electrode ag 0.1%-1.7% 3 solder 97.5sn,2.0ag,0.5cu 0.8-7.8% 4 coating epoxy resin 6.5%-22% 5 crimped lead cp wire (tinned copper weld wire) 4%-68% 2. physical and chemical properties appearance: substance s state: solid colour:blue odour:- boiling point/range - melting point/range - density 4-6 g/cm3 decompounding temperature - self-ignite temperature - vapour pressure - solubility in water not dissolve with water exploding boundary - pdf ?? "pdffactory pro" e www.fineprint.cn http://
14 zinc oxide varistor current information material safety data sheet (msds) 3. storage storage:1.store in the temperature-40-125 2.store in the enviroment with the humidity<75%rh 3.far from the straight sunlight, rain, steam, oil and the eroded gas. 4.avoid the pressing and shaking. 5.far from the hot fountain. 6.the store district should have enough usable extinguishers. 4. disposal considerations wastes dealing measure: 1. should dispart the product for three parts: coating, lead and noumenon. 2. mix and dissolve the coating parts and combustible solvent, and then cremate with the chemical incinerator. 3. the lead part is mostly with metals,sort and callback. 4. noumenon part is metal oxide,should deal with the common wastes. 5. stability and reactivity stability: stabile in normal state the possible and harmful reaction in special state: - the state that should be avoided: sunlight shines straightly or to be heated, spark, damp. harmful decomposition substances: powder,co. the substance that should be avoided: alkali,strong oxidizer,and water. pdf ?? "pdffactory pro" e www.fineprint.cn http://
15 zinc oxide varistor current information material safety data sheet (msds) 6. fire-fighting measures fire extinguishing method:foam fire extinguisher,dry powder extinguisher,concealed by sand and soil,concealed by waterish clothes. the special hazardous material that may be produced when extinguishing:epoxy resin will split in the fire and produce co, co 2 ,and the organic chips. the special protective clothing for the fire fighters:safety dress and air breather. accidental release measures:it may produce a large amount of dust while releasing in volume, escaper should cover the mouth and nose with wet cloth. environmental protected:pay attention to ventilating and remove the entire fire fountainhead. methods of cleaning up: separate the hazard district, avoid someone coming in. pdf ?? "pdffactory pro" e www.fineprint.cn http://
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