MMMMMINIAINIAINIAINIAINIATURETURETURETURETURE F F F F FUSESUSESUSESUSESUSES Special TSpecial TSpecial TSpecial TSpecial Type, 500 Vype, 500 Vype, 500 Vype, 500 Vype, 500 V, FF, FF, FF, FF, FF SpecificationsSpecificationsSpecificationsSpecificationsSpecifications 6.3x32 mm / No. 231231231231231 TTTime-Current Characteristicime-Current Characteristicime-Current Characteristic PackagingPackagingPackagingPackagingPackaging TTime-Current Characteristicime-Current Characteristic LeadfreeLeadfreeLeadfree LeadfreeLeadfree Very Quick Acting (FF) 002: Pack (100 pcs.) StandardStandard MaterialsMaterialsMaterialsMaterialsMaterials StandardStandardStandard Tube: Ceramic None End Caps: Nickel-plated brass ApprovalsApprovalsApprovalsApprovalsApprovals Operating TOperating TOperating TOperating TOperating Temperatureemperatureemperatureemperatureemperature None -25 C to +70 C (consider de-rating) FeaturesFeaturesFeaturesFeaturesFeatures Climatic CategoryClimatic CategoryClimatic CategoryClimatic CategoryClimatic Category Designed for semiconductor protection -25 C/+70 C/21 days (EN 60068-1..3) For high voltage applications Stock ConditionsStock ConditionsStock ConditionsStock ConditionsStock Conditions High breaking capacity +10 C to +60 C Pluggable into clips or shocksafe holders Dimensions (mm)Dimensions (mm)Dimensions (mm)Dimensions (mm)Dimensions (mm) relative humidity 75 % yearly average, without dew, maximum value for 30 days-95 % Vibration ResistanceVibration ResistanceVibration Resistance Vibration ResistanceVibration Resistance 24 cycles at 15 min. each (EN 60068-2-6) 6,3 10 - 60 Hz at 0.75 mm amplitude 60 - 2000 Hz at 10 g acceleration 32 MarkingMarkingMarkingMarkingMarking , FF, Current Rating, 500 V Unit WeightUnit WeightUnit WeightUnit WeightUnit Weight 2.5 g (approx.) Limits for Pre-arcing TimeLimits for Pre-arcing TimeLimits for Pre-arcing Time Limits for Pre-arcing TimeLimits for Pre-arcing Time 1 Rated Current 1.0 x I 1.5 x I 2.75 x I 4 x I 10 x I N N N N N 2.00 A ... 16.00 A > 1 h < 30 min 2 ms ... 100 ms 1 ms ... 25 ms < 3 ms Permissible continuous operating current is Permissible continuous operating current is Permissible continuous operating current is Permissible continuous operating current is Permissible continuous operating current is 80 80 80 80 80% at ambient temperature of 23C (73.4F).% at ambient temperature of 23C (73.4F).% at ambient temperature of 23C (73.4F).% at ambient temperature of 23C (73.4F).% at ambient temperature of 23C (73.4F). Rated Amp Voltage Breaking Voltage Drop Power Dissipation Melting Integral Approvals Current Code Rating Capacity 1.0 x I 1.0 x I 10 x I N N N 2 max. (mV) max. (W) max. (A s) 2.00 A 1200 500 V 800 3.0 0.35 2.50 A 1250 500 V 800 3.0 0.44 3.15 A 1315 500 V 800 3.0 0.75 2 4.00 A 1400 500 V 700 3.6 1.6 1000A / 500VAC 2 5.00 A 1500 500 V 600 3.6 2.5 50-60Hz 2 None 6.30 A 1630 500 V 600 3.6 5 cos = 1.0 2 8.00 A 1800 500 V 600 5.2 10 2 10.00 A 2100 500 V 500 5.2 20 2 12.50 A 2125 500 V 500 6.3 38 1,2 16.00 A 2160 500 V 480 6.3 68 1 16.00 A: 0.9 x I > 1 h N 2 Depending on the application and mounting, the fuse heating at max. ambient temperature in a closed fuseholder should be considered. Note: 1.00 means the number one with two decimal places. 1,000 means the number one thousand. OrderOrderOrderOrderOrder Qty.Qty.Qty.Qty.Qty. Order-Order-Order-Order-Order- SeriesSeriesSeriesSeriesSeries Amp Code PackagingAmp Code PackagingAmp Code PackagingAmp Code PackagingAmp Code Packaging Specifications are subject InformationInformationInformationInformationInformation Number Number Number Number Number 231 to change without notice In our continuing strategy to deliver unparalleled circuit protection solutions, technical expertise and application leadership, we proudly introduce the 012006 www.littelfuse.com WICKMANN Group and its products to the Littelfuse portfolio.100,000 10,000 1,000 100 10 1 0.1 0.01 0.001 MM F F MMMINIAINIAINIAINIAINIATURETURETURETURETURE F F FUSESUSESUSESUSESUSES 6.3x32mm / No. 231231231231231 I-t Characteristics (Min-Max Limit) 1.5 15 1123 4567890 III / I / I / I II / I / I FaultFaultFaultFaultFault RatedRatedRatedRatedRated Contact Littelfuse for individual I-t curves In our continuing strategy to deliver unparalleled circuit protection solutions, technical expertise and application leadership, we proudly introduce the 012006 www.littelfuse.com WICKMANN Group and its products to the Littelfuse portfolio. TTTTTime (sec.)ime (sec.)ime (sec.)ime (sec.)ime (sec.)