33 3 RCEC 400 www.vishay.com Vishay MCB Power Resistors Cooled by Auxiliary Heatsink (Not Supplied) Thick Film Technology FEATURES System without external radiation High power / volume ratio Non-inductive Screw-on outputs Possible configuration with 2 or 3 resistors Material categorization: for definitions of compliance please see www.vishay.com/doc 99912 DESIGN SUPPORT TOOLS AVAILABLE 3D Models STANDARD ELECTRICAL SPECIFICATIONS TEMPERATURE E-SERIES RESISTANCE RANGE MAX. RATED POWER P TOLERANCE 75 C MODEL VALUE COEFFICIENT OHMIC W % ppm/C VALUES (1) Single 1.0 to 1M 400 10, 5 150 (typical) E 24 RCEC 400 (1) Double 1.5 to 1M 2 x 180 10, 5 150 (typical) E 24 Note (1) On request MECHANICAL SPECIFICATIONS UL 94 flame classifications Material in accordance with UL 94 V-0 Resistive element Thick film Substrate Alumina Encapsulation Resin filled in housing TECHNICAL SPECIFICATIONS PARAMETER SINGLE VALUE DOUBLE VALUE Operating temperature range -55 C to +150 C Maximum operating voltage 4000 V Dielectric strength V (50 Hz / 1 min) 6000 V RMS Creepage distance > 42 mm Clearance distance > 12 mm > 10 mm CTI index > 600 Partial discharge < 20 pC at 5000 V eff Inductance < 40 nH 5 Insulation resistance 10 M at 500 V DC Weight (max.) 75 g Revision: 05-Jul-2019 Document Number: 32507 1 For technical questions, contact: mcbfixedresistors 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 DD D RCEC 400 www.vishay.com Vishay MCB DIMENSIONS in millimeters 57 23 4.2 0.1 66 PERFORMANCES TESTS CONDITIONS REQUIREMENTS TYPICAL VALUES Single value 800 W / 10 s Momentary overload 2 % 0.2 % Double value 2 x 360 W / 10 s (1) 0.2 % Humidity (steady state) 56 days, 40 C, 95 % HR 2 % or 0.05 (1) VRT -55 C to +125 C 5 cycles 2 % or 0.05 0.2 % (1) Mechanical shock IEC 60115-4 clause 2-3-6 0.5 % or 0.05 0.25 % (1) Vibration IEC 60115-4 clause 2-3-2 0.5 % or 0.05 0.25 % (1) Terminals strength 130 Ncm / 100 N 1 % or 0.05 0.1 % Endurance 2000 cycles P 30 min / 30 min 5 % 0.2 % n Note (1) The higher of either value ENERGY ABSORPTION Single Value Double Value Repetitive operation: 2 J/t = 50 s Repetitive operation: 2 J/t = 50 s Other t values: consult us Other t values: consult us Revision: 05-Jul-2019 Document Number: 32507 2 For technical questions, contact: mcbfixedresistors 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 40 19.7 21