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| INIATURE FUSES MINIATURE FUSES 5x20 mm / No. 191 This product is not recommended for new designs. Please refer to Littelfuse No. 235. V, UL 248-14, 250 V, F Time-Current Characteristic Quick Acting (F) Specifications Packaging 000: Bulk (1000 pcs.) 002: Bulk (20x10 pcs.) 043: With mounted holders - Tape/Reel (1250 pcs.) on request Tube: End Caps: Optional Holders: Glass Nickel-plated brass Nickel-plated caps Tin-plated copper wires Standard UL 248-14 CSA C22.2 No. 248.14 UL Listed cUL Listed METI-PSE Approvals Materials Features Dimensions (mm) Visual fault indication Direct solderable or plug-in versions Internationally approved Worldwide availability Temperature Operating Temperature Climatic Category Stock Conditions -25 C to +70 C (consider de-rating) -25 C / +70 C / 21 days (IEC 60068-1,-2-1,-2-2,-2-78) +10 C to +60 C relative humidity 75 % yearly average, without dew, maximum value for 30 days-95 % 24 cycles at 15 min. each (EN 60068-6) 10 - 60 Hz at 0.75 mm amplitude 60 - 2000 Hz at 10 g acceleration 260 C, 3 s (Wave) 350 C, 1 s (Soldering iron) 260 C, 10 s (IEC 60068-2-20) WebLinks Further info see: www.wickmanngroup.com Further application info see fuseology: www.wickmanngroup.com/download/ fuseology.pdf Vibration Resistance Optional Holders Solderability Soldering Heat Resistance Marking Limits for Pre-arcing Time Rated Current 250 mA ... 7.00 A , Current Rating, 250 V AC, 191, Approvals 1.35 x IN <1h 2.0 x IN < 120 s 2.0 x IN <5s Unit Weight 1.0 g (approx.) 1.9 g (with mounted holders) Permissible continuous operating current is 75 % at ambient temperature of 23 C (73.4 F). Rated Amp Voltage Breaking Voltage Drop Power Dissipation Melting Integral Current Code Rating Capacity 1.0 x IN 1.0 x IN 10 x IN max. (mV) max. (W) max. (A2s) 250 mA 300 mA 350 mA 400 mA 500 mA 600 mA 700 mA 800 mA 1.00 A 1.25 A 1.60 A 2.00 A 2.50 A 3.00 A 3.50 A 4.00 A 5.00 A 6.00 A 7.00 A 0250 0300 0350 0400 0500 0600 0700 0800 1100 1125 1160 1200 1250 1300 1350 1400 1500 1600 1700 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 250 V 125 V 125 V 125 V 125 V 350 300 300 280 250 230 210 200 180 170 150 130 120 115 110 105 100 95 90 0.3 0.3 0.4 0.4 0.4 0.5 0.5 0.6 0.6 0.7 0.8 0.9 1.0 1.1 1.3 1.3 1.4 1.4 1.4 0.024 0.047 0.081 0.11 0.24 0.38 0.54 0.6 1.7 2.8 5.4 11 13 21 32 40 69 120 180 Approvals METIPSE cUL UL 35 A / 250 V AC 10 kA / 125 V AC 50-60 Hz cos = 0.7-0.8 100 A / 250 V AC 10 kA / 125 V AC 50-60 Hz cos = 0.7-0.8 10 kA / 125 V AC 50-60 Hz cos = 0.7-0.8 * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * Order Information 050912 Qty. OrderNumber Series 191 Amp Code Packaging Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk Specifications are subject to change without notice China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com INIATURE FUSES MINIATURE FUSES 5x20 mm / No. 191 I-t Characteristics (Min-Max Limit) UL 248-14 Time (s) 050912 WebSite Europe Tel: +49 2302 662-107 www.wickmanngroup.com E-mail: sales@wickmann.com 00 0,0 10 0 ,00 10 00 1,0 0 10 10 1 0. 1 1 0.0 01 0.0 1 1.5 2 3 4 5 6 7 8 9 10 15 I Fault / I N Contact WICKMANN for individual I-t curves Americas Tel: +1 404 699-7820 E-mail: service@wickmannusa.com Asia Tel: +852 26 14-1108 E-mail: sales@wickmann.com.hk China Tel: +86 21 6432 5146 E-mail: sales@wickmann.cn |
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