RT25, RTE25 Vishay Sfernice Wirewound Rheostat/Potentiometer FEATURES • 25 Watt at 25°C - RT style • 18 Watt at 25°C - RTE style • CCTU 05-03B (PA1) • Vitreous - RT style • Laquered - RTE style DIMENSIONS in millimeters ADAPTATION BOARD PANEL CUT OUT DETAILS Ø 10.5 2 holes Ø 5 7.6 23.5 RT25-PA1 38 25 23.5 4 PANEL CUT OUT DETAILS M10 x 0, 75 -0 6 - 0, 05 Ø 4.5 12.5 ± 0.5 23 2,2 9 +1 60 28 12 22 + 2 AS Ø 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 ENVIRONMENTAL SPECIFICATIONS Temperature Range Climatic Category Document Number: 50026 Revision 27-Jun-02 RT25 – 55°C + 320°C RTE25 – 55°C + 220°C CCTU 454 CEI 55/200/56 ELECTRICAL SPECIFICATIONS Ohmic Range RT25 RTE25 Tolerance Standard 1Ω to 4.7kΩ > 5kΩ to 13.5kΩ ± 10% Power Rating RT25 25 W at 25°C RTE25 18 W at 25°C Variation Law Standard On request Dielectric Strength Insulation Resistance For technical questions, contact [email protected] linear sectorial winding 1000VRMS 103MΩ(500Vcc) www.vishay.com 83 RT25, RTE25 Vishay Sfernice Wirewound Rheostat/Potentiometer LOCKING DEVICE PARTICULAR CHARACTERISTICS This is supplied as an option. The available spindle length is according to the panel thickness. 1 ± 0.2 Order reference : DBA6. NOMINAL RESISTANCE Ω 2 tightening screws 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 DISTANCE TO MOUNTING PLATE mm 22 6 25 6 50 22 SCREW DRIVER SLOT WITH WITHOUT WITH WITHOUT WITHOUT MAX. CURRENT THROUGH WIPER mA 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 5000 4080 3370 2750 2300 1920 1580 1290 1070 870 730 605 500 408 337 275 230 192 158 129 107 87 73 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 13 Ø mm MAX. SERVICE VOLTAGE V CODE ASF AM AMF AL AS For any special requirement on request : spindle flats, etc. Please supply detailed drawing. COMMAND SHAFT 29JF (OPTION) DIAL CG57 (OPTION) 4 holes Ø 3.5 18 4 Ø 12 Ø7 Ø 43 5 6 3 7 2 9 1 21 47 56 8 10 0 47 56 MARKING SFERNICE trademark, series, style, power rating in watts, ohmic value (in Ω or kΩ), tolerance (in %), maximum current in A, manufacturing date ORDERING PROCEDURE VITREOUS LACQUERED RT RTE 25 SERIES STYLE L SPINDLE LOCKING DEVICE VARIATION LAW Optional OPTIONS www.vishay.com 84 ACC 29JF CG57 MODEL KNOB DIAL ASF 2.2kΩ SPECIAL DESIGN WINDING SPINDLE (Code) Method N° Optional Optional for special spindles please supply detailed drawing ± 10% OHMIC TOLERANCE VALUE XXX OTHER SPECIAL REQUIREMENTS For technical questions, contact [email protected] Document Number: 50026 Revision 27-Jun-02