20D511K

PRODUCT：TYPE：MODEL：CITATION：REVISION：TOTAL PAGES：RELEASED DATE：

VARISTORNFV20D□□□K

B015

Oct. 15, 2001

PAGE：1/5

REVISION HISTORY

NO123456789101112

REV. DATEOct. 15, 2001

DCR NO.

DESCRIPTION OF CHANGE

NEW RELEASE

REV.

B01

Approved byChecked byEdited by

Yu-Chang HuangCloud ChenAndy Chiang

TYPECITATIONSUBJECTNFV20D□□□K MODEL PAGE2/5DATEREV.QUALITY APPROVAL and STRUCTUREOct. 15, 2001B011. QUALITY SYSTEM APPROVAL ISO9001 Certificate of approval No.97-HOU-AQ-13822. SAFETY STANDARDS APPROVALStandard No.File No.180K〜680K820K〜181K201K〜471K511K561K〜821K911K〜112K182KApprovedApprovedApprovedApprovedApprovedApprovedUL 1414E181368UL 1449E166389UL 497BE187844ApprovedApprovedApprovedApprovedApprovedApprovedApprovedApprovedApprovedApprovedCULE166389CSA C22.2 No.1VDE 420005938ApprovedApprovedApprovedApprovedApprovedApprovedLR1053173. STRUCTURENO.3.13.23.33.4ITEMMain MaterialZinc OxideNFV, Part number, UL,CUL,CSA and VDE recognized componentmark, Date codeWithout dirt and crack, marking should be clearD(max.)k(max.)T(max.)Fψdθ(max.)DESCRIPTIONCoating MaterialSilicone or Phenolic resinMarkingAppearance23.05.0＊(1)10.0±1.01.0±0.175°25.0 3.5DimensionsL(min) Unit: mm ＊(1) See Page 3, Dimensions TableTYPECITATIONSUBJECTNFV20D□□□K MODEL PAGE3/5DATEREV.DIMENSIONS TABLE Part No.20D180K20D220K20D270K20D330K20D390K20D470K20D560K20D680K20D820K20D101K20D121K20D151K20D181K20D201K20D221K20D241K20D271K20D301K20D331K20D361K20D391K20D431K20D471K20D511K20D561K20D621K20D681K20D751K20D781K20D821K20D911K20D102K20D112K20D182KTmax.4.34.54.84.14.34.54.74.54.14.34.54.84.24.34.44.54.64.84.95.15.25.45.65.75.86.16.46.76.87.07.17.37.711.7Oct. 15, 2001B01 Unit:mmTYPECITATIONSUBJECTNFV20D□□□K MODEL PAGE4/5DATEREV.ELECTRICAL CHARACTERISTICSOct. 15, 2001B014. ELECTRICAL CHARACTERISTICSN0.4.0ITEMStandardConditionsMaximum AC : ＊(2) VrmsAllowable DC : ＊(2) VVoltageVaristor Voltage V1mA : ＊(2) VVaristor VoltageTemperature0 〜 −0.05 %/℃CoefficientMax. ClampingVoltageRated Power＊(2) V at ＊(2) APERFORMANCETEST METHODSUnless otherwise specified, all tests are madeunder environmental conditions as given below: Temperature: 5〜35℃ Relative humidity: 45〜85 % RHMaximum continuous sine wave(RMS) or DCvoltage which may be applied.Voltage across the varistor measured at CmA DC. VCmA at 85℃ － VCmA at 25℃ 1 VCmA at 25℃ × 60×1004.14.24.34.44.5＊(2) W4.6WithstandingSurge Current＊(2) A4.7Energy＊(2) Joule4.8Surge Life＊(2) APeak voltage across the varistor with a specifiedpeak impulse current of8×20μs waveform.Maximum 50〜60Hz power which may beloaded for 1,000 hrs at 85±2℃ with△VCmA/ VCmA ≦±10%.The max. current within the varistor voltagechange of less than ±10% when one impulsecurrent (8×20μs) applied.The max. current with a varistor voltage changeof less than ±10% when two times impulsecurrent (8×20μs) are applied at intervals of 5minutes.The max. energy absorbed with a varistor voltagechange of less than ±10% when one impulse(10×1000μs) is applied.The max. current with a varistor voltage changeof less than ±10% when 10,000 times impulsecurrent (8×20μs) are applied at intervals of 20seconds at room temperature.＊ (2) See Page 5TYPECITATIONSUBJECTMAXIMUMALLOWABLEPARTNUMBERACrms(V)DC(V)20D180K20D220K20D270K20D330K20D390K20D470K20D560K20D680K20D820K20D101K20D121K20D151K20D181K20D201K20D221K20D241K20D271K20D301K20D331K20D361K20D391K20D431K20D471K20D511K20D561K20D621K20D681K20D751K20D781K20D821K20D911K20D102K20D112K20D182K1114172025303540506075951151301401501751902102302502753003203503854204604855105506256801000141822263138455665851001251501701802002252502753003203503854104605055606156406707458258951465(V)VOLTAGENFV20D□□□K MODEL PAGE5/5DATEREV.ELECTRICAL CHARACTERISTICSVARISTORVOLTAGECLAMPINGVOLTAGE(MAX.)(V)364353657793110135135165200250300340360395455505545595650710775845920102511201240129013551500165018152970Ip(A)RATEDWATTAGE(MAX.)(W)SURGECURRENT(8/20μs)Itm(A)1 TIMEOct. 15, 2001B01SURGELIFEMAXIMUMENERGY(10/1000μs)Wtm(joule)13.016.019.024.028.034.041.049.056.070.085.0106.0130.0140.0155.0168.0190.0210.0228.0255.0275.0303.0350.0382.0382.0382.0382.0420.0440.0460.0510.0565.0620.01020.02 TIMES(A)16〜2020〜2424〜3030〜3635〜4342〜5250〜6261〜7574〜9090〜110108〜132135〜165162〜198185〜225198〜242216〜264247〜303270〜330297〜363324〜396351〜429387〜473423〜517459〜561504〜616558〜682612〜748675〜825702〜858738〜902819〜1001900〜1100990〜12101700〜1980200.230002000130100001001.065002507500200