RT55 www.vishay.com Vishay Sfernice Wirewound Rheostat / Potentiometer FEATURES 55 W at 25 C CCTU 05-03B (PA3) Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 DIMENSIONS in millimeters ADAPTATION BOARD PANEL CUT OUT DETAILS 10.5 2 holes 5 7.6 23.5 23.5 RT55-PA3 36 4 60 2.5 PANEL CUT OUT DETAILS - 0 6 - 0.05 4.5 12.5 0.5 M10 x 0.75 38 15 Screw M3 9 1 10.5 60 39 25 2 AS Mounting side STANDARD ELECTRICAL SPECIFICATIONS RESISTANCE RATED POWER LIMITING DIELECTRIC INSULATION TOLERANCE VARIATION LAW MODEL RANGE P ELEMENT VOLTAGE STRENGTH RESISTANCE 25 C (1) % STANDARD W V V RMS 3 RT55 1 to 10K 10 55 Linear 500 (linear law) 1000 10 M (500 V ) CC Note (1) On request: sectorial winding CLIMATIC SPECIFICATIONS MECHANICAL SPECIFICATIONS Temperature range -55 C +320 C Mechanical protection Vitreous CCTU 454 Mechanical travel 300 5 Climatic category CEI 55 / 200 / 56 Operating torque 2 Ncm to 15 Ncm End stop torque 100 Ncm Unit weight 175 g Revision: 24-Aug-16 Document Number: 50027 1 For technical questions, contact: sferfixedresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000 RT55 www.vishay.com Vishay Sfernice LOCKING DEVICE PARTICULAR CHARACTERISTICS This is supplied as an option. The available spindle length is NOMINAL MAX. SERVICE MAX. CURRENT according to the panel thickness. RESISTANCE VOLTAGE THROUGH WIPER Order reference: DBA6 V A 1 0.2 1 7.41 7.41 1.5 9.08 6.05 2 tightening screws 2.2 11 5 3.3 4.7 6.8 4.7 16.1 3.42 6.8 19.3 2.84 13 o spanner n 14 10 23.5 2.35 6.5 max. panel thickness 15 28.7 1.91 22 34.8 1.58 33 42.6 1.29 ADAPTATION BOARD 47 50.8 1.08 This enables 2 point mounting instead of bush mounting. 68 61.2 0.9 The adaptation board is supplied as an option with 100 74.1 0.74 2 mounting screws. 150 90.8 0.6 SPINDLES 220 110 0.5 DISTANCE TO MOUNTING SCREW DRIVER 330 135 0.4 CODE mm PLATE mm SLOT 470 161 0.34 Without AD 680 193 0.28 22 With ADF 1K 235 0.23 6 Without AS 1.5K 287 0.19 25 With ASF 2.2K 348 0.16 3.3K 426 0.13 50 Without AL 4.7K 500 0.11 Note For any special requirement on request: spindle flats, etc. Please 5.6K 500 0.09 supply detailed drawing. 10K 500 0.05 COMMAND KNOB 41JF (OPTION) DIAL CG78 (OPTION) 21 4 holes 3.5 2 holes 4.5 5 6 12 4 56 3 7 6 65 78 2 8 18 9 1 0 10 47 65 78 MARKING Vishay Sfernice trademark, series, style, ohmic value (in or k ), tolerance (in %), maximum current in A, manufacturing date. Revision: 24-Aug-16 Document Number: 50027 2 For technical questions, contact: sferfixedresistors vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc 91000