SPECIFICATIONS PRODUCT： VARISTOR TYPE： GNR20D□□□ □□□K □□□ MODEL： CITATION： REVISION： B01 TOTAL PAGES： 5 RELEASED DATE： Oct. 05, 2001 PAGE：1/5 REVISION HISTORY NO REV. DATE 1 Oct. 05, 2001 DCR NO. DESCRIPTION OF CHANGE REV. NEW RELEASE B01 2 3 4 5 6 7 8 9 10 11 12 Approved by Checked by Edited by Yu-Chang Huang Cloud Chen Andy Chiang GNR20D□□□ □□□K □□□ TYPE MODEL PAGE CITATION DATE QUALITY APPROVAL and STRUCTURE SUBJECT REV. 2/5 Oct. 05, 2001 B01 1. QUALITY SYSTEM APPROVAL ISO9001 Certificate of approval No.97-HOU-AQ-1382 2. SAFETY STANDARDS APPROVAL Standard No. UL 1414 UL 1449 UL 497B CUL CSA C22.2 No.1 VDE 42000 File No. E181368 E166389 E187844 E166389 LR105317 5938 180K〜680K Approved 820K〜181K 201K〜471K 511K 561K〜821K Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved Approved 911K〜112K Approved Approved 182K 3. STRUCTURE NO. ITEM 3.1 Main Material 3.2 Zinc Oxide Coating Material Epoxy Resin 3.3 Marking 3.4 Appearance 3.5 DESCRIPTION GNR, Part number, UL, CSA(or CUL) and VDE recognized component mark, Date code Without dirt and crack, marking should be clear Dimensions Unit: mm ＊(1) See Page 3, Dimensions Table D(max.) 23.0 H(max.) 26.5 T(max.) ＊(1) F 10.0± 1.0 ψd 1.0± 0.1 L(min.) 25.0 k(max.) 3.0 TYPE GNR20D□□□ □□□K □□□ MODEL CITATION SUBJECT PAGE DATE DIMENSIONS Part No. 20D180K 20D220K 20D270K 20D330K 20D390K 20D470K 20D560K 20D680K 20D820K 20D101K 20D121K 20D151K 20D181K 20D201K 20D221K 20D241K 20D271K 20D301K 20D331K 20D361K 20D391K 20D431K 20D471K 20D511K 20D561K 20D621K 20D681K 20D751K 20D781K 20D821K 20D911K 20D102K 20D112K 20D182K TABLE REV. Tmax. 4.3 4.5 4.8 4.1 4.3 4.5 4.7 4.5 4.1 4.3 4.5 4.8 4.2 4.3 4.4 4.5 4.6 4.8 4.9 5.1 5.2 5.4 5.6 5.7 5.8 6.1 6.4 6.7 6.8 7.0 7.1 7.3 7.7 11.7 Unit:mm 3/5 Oct. 05, 2001 B01 TYPE GNR20D□□□ □□□K □□□ MODEL CITATION SUBJECT PAGE DATE ELECTRICAL CHARACTERISTICS REV. Oct. 05, 2001 B01 4. ELECTRICAL CHARACTERISTICS N0. ITEM 4.0 Standard Conditions 4.1 4.2 4.3 Maximum Allowable Voltage Varistor Voltage Varistor Voltage Temperature Coefficient PERFORMANCE AC : ＊(2) Vrms DC : ＊(2) V V1mA : ＊(2) V 0 〜 −0.05 %/℃ 4.4 Max. Clamping Voltage 4.5 Rated Power ＊(2) W 4.6 Withstanding Surge Current ＊(2) A 4.7 Energy ＊(2) Joule 4.8 Surge Life ＊(2) A ＊ (2) See Page 5 TEST METHODS Unless otherwise specified, all tests are made under environmental conditions as given below: Temperature: 5〜35℃ Relative humidity: 45〜85 % RH Maximum continuous sine wave(RMS) or DC voltage which may be applied. Voltage across the varistor measured at CmA DC. VCmA at 85℃ － VCmA at 25℃ ＊(2) V at ＊(2) A VCmA at 25℃ 1 × 4/5 60 × 100 Peak voltage across the varistor with a specified peak impulse current of 8× 20μs waveform. Maximum 50〜60Hz power which may be loaded for 1,000 hrs at 85± 2℃ with △VCmA/ VCmA ≦± 10%. The max. current within the varistor voltage change of less than ± 10% when one impulse current (8× 20μs) applied. The max. current with a varistor voltage change of less than ± 10% when two times impulse current (8× 20μs) are applied at intervals of 5 minutes. The max. energy absorbed with a varistor voltage change of less than ± 10% when one impulse(10 × 1000μs) is applied. The max. current with a varistor voltage change of less than ± 10% when 10,000 times impulse current (8× 20μs) are applied at intervals of 20 seconds at room temperature. GNR20D□□□ □□□K □□□ TYPE MODEL PAGE CITATION DATE ELECTRICAL CHARACTERISTICS SUBJECT MAXIMUM ALLOWABLE PART VOLTAGE VARISTOR VOLTAGE 20D180K 20D220K 20D270K 20D330K 20D390K 20D470K 20D560K 20D680K 20D820K 20D101K 20D121K 20D151K 20D181K 20D201K 20D221K 20D241K 20D271K 20D301K 20D331K 20D361K 20D391K 20D431K 20D471K 20D511K 20D561K 20D621K 20D681K 20D751K 20D781K 20D821K 20D911K 20D102K 20D112K 20D182K 11 14 17 20 25 30 35 40 50 60 75 95 115 130 140 150 175 190 210 230 250 275 300 320 350 385 420 460 485 510 550 625 680 1000 14 18 22 26 31 38 45 56 65 85 100 125 150 170 180 200 225 250 275 300 320 350 385 410 460 505 560 615 640 670 745 825 895 1465 Oct. 05, 2001 B01 CLAMPING RATED SURGE MAXIMUM VOLTAGE WATTAGE CURRENT ENERGY (MAX.) (MAX.) (8/20μ μs) (10/1000μ μs) NUMBER ACrms(V) DC(V) REV. (V) (V) 16〜20 20〜24 24〜30 30〜36 35〜43 42〜52 50〜62 61〜75 74〜90 90〜110 108〜132 135〜165 162〜198 185〜225 198〜242 216〜264 247〜303 270〜330 297〜363 324〜396 351〜429 387〜473 423〜517 459〜561 504〜616 558〜682 612〜748 675〜825 702〜858 738〜902 819〜1001 900〜1100 990〜1210 1700〜1980 36 43 53 65 77 93 110 135 135 165 200 250 300 340 360 395 455 505 545 595 650 710 775 845 920 1025 1120 1240 1290 1355 1500 1650 1815 2970 Ip(A) 20 (W) 0.2 Itm(A) 1 TIME 3000 2 TIMES 2000 10000 100 1.0 6500 7500 5/5 Wtm(joule) 13.0 16.0 19.0 24.0 28.0 34.0 41.0 49.0 56.0 70.0 85.0 106.0 130.0 140.0 155.0 168.0 190.0 210.0 228.0 255.0 275.0 303.0 350.0 382.0 382.0 382.0 382.0 420.0 440.0 460.0 510.0 565.0 620.0 1020.0 SURGE LIFE (A) 130 250 200