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| RT25, RTE25 Vishay Sfernice Wirewound Rheostat/Potentiometer FEATURES * 25 Watt at 25C - RT style * 18 Watt at 25C - RTE style * CCTU 05-03B (PA1) * Vitreous - RT style * Laquered - RTE style DIMENSIONS in millimeters ADAPTATION BOARD PANEL CUT OUT DETAILS O 10.5 2 holes O 5 7.6 RT25-PA1 38 25 4 23.5 23.5 PANEL CUT OUT DETAILS M10 x 0, 75 -0 6 - 0, 05 O 4.5 12.5 0.5 23 2,2 9 +1 12 60 28 22 + 2 AS O 10.5 MOUNTING SIDE MECHANICAL SPECIFICATIONS Mechanical Protection Mechanical Travel Operating Torque End Stop Torque Unit Weight RT25 vitreous RTE25 lacquered 300 5 1 to 10 Ncm 50 Ncm 80 g ELECTRICAL SPECIFICATIONS Ohmic Range RT25 RTE25 Tolerance Standard Power Rating RT25 RTE25 Variation Law Standard On request Dielectric Strength Insulation Resistance 1 to 4.7k > 5k to 13.5k 10% 25 W at 25C 18 W at 25C linear sectorial winding 1000VRMS 103M(500Vcc) ENVIRONMENTAL SPECIFICATIONS Temperature Range Climatic Category RT25 - 55C + 320C RTE25 - 55C + 220C CCTU 454 CEI 55/200/56 Document Number: 50026 Revision 27-Jun-02 For technical questions, contact sfer@vishay.com www.vishay.com 83 RT25, RTE25 Vishay Sfernice LOCKING DEVICE This is supplied as an option. The available spindle length is according to the panel thickness. 1 0.2 Order reference : DBA6. 13 2 tightening screws Wirewound Rheostat/Potentiometer PARTICULAR CHARACTERISTICS NOMINAL RESISTANCE 1 1.5 2.2 3.3 4.7 6.8 10 15 22 33 47 68 100 150 220 330 470 680 1k 1.5k 2.2k 3.3k 4.7k MAX. SERVICE VOLTAGE V 5 6.12 7.42 9.08 10.8 13 15.8 19.4 23.5 28.7 34.3 41.2 50 61.2 74.2 90.8 108 130 158 194 235 287 343 MAX. CURRENT THROUGH WIPER mA 5000 4080 3370 2750 2300 1920 1580 1290 1070 870 730 605 500 408 337 275 230 192 158 129 107 87 73 spanner n 14 max. panel thickness 6.5 ADAPTATION BOARD This enables 2 point mounting instead of bush mounting. The adaptation board is supplied as an option with 2 mounting screws. Consequently, the available spindle length is reduced by 9.5mm. SPINDLES O mm DISTANCE TO MOUNTING PLATE mm 22 25 50 22 SCREW DRIVER SLOT WITH WITHOUT WITH WITHOUT WITHOUT CODE ASF AM AMF AL AS 6 6 For any special requirement on request : spindle flats, etc. Please supply detailed drawing. COMMAND SHAFT 29JF (OPTION) 18 O7 O 43 DIAL CG57 (OPTION) 4 holes O 3.5 5 6 7 8 1 0 10 9 47 56 O 12 2 21 4 3 47 56 MARKING SFERNICE trademark, series, style, power rating in watts, ohmic value (in or k), tolerance (in %), maximum current in A, manufacturing date ORDERING PROCEDURE VITREOUS LACQUERED RT RTE SERIES 25 STYLE SPINDLE LOCKING DEVICE Optional L VARIATION LAW SPECIAL DESIGN Method N Optional WINDING ASF SPINDLE (Code) 2.2k 10% OHMIC TOLERANCE VALUE Optional for special spindles please supply detailed drawing ACC OPTIONS MODEL 29JF KNOB CG57 DIAL XXX OTHER SPECIAL REQUIREMENTS www.vishay.com 84 For technical questions, contact sfer@vishay.com Document Number: 50026 Revision 27-Jun-02 |
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