Power Resistors Cooled by Auxiliary Heatsink (Not Supplied) Thick Film Technology
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VISUAL _ www.vishay.com Power Resistors Cooled by Auxiliary Heatsink (Not Supplied) Thick Film Technology FEATURES • System without external radiation • High power / volume ratio RoHS COMPLIANT • Non-inductive • M4 screw-on outputs (M5 on option) • Easy assembly, self-calibrated pressure (400 N) • Material categorization: for definitions of compliance please see www.vishav.com/doc?99912 DESIGN SUPPORT TOOLS AVAILABLE STANDARD ELECTRICAL SPECIFICATIONS Notes (1) ± 2 % or ± 1 % on special request for limited resistance value and with reduction of maximum power and pulse rating (contact us for details) (2) Current limitation for 0.15 Q: 30 ARMS max. (3) Other on request MECHANICAL SPECIFICATIONS TECHNICAL SPECIFICATIONS Revision: 05-Jul-2019 1 Document Number: 32509 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

www.vishay.com RCEC 750 Vishay MCB Revision: 05-Jul-2019 2 Document Number: 32509 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

Note (1) All tests were done in Vishay MCB laboratory conditions Temperature (°C) Permanent Applicable Power (W) as a Function of Bottom Case Temperature (°C) 1 10 100 1000 Time (s) Intermittent Overload (Exceptional Operation) Bottom Case Temperature +85 °C 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

M4 min. depth 10 Thermal compound see note below Tightening torque for mechanical fixation Tightening torque for electrical connections COOLING The temperature of the heatsink may be maintained at the specified values with: • Forced air ventilation or internal circulation of a liquid cooling • Heatsink contact surface: < Ra 6.3 μ • Evenness defect: 0.05 mm max. • Surface temperature gradient (isotherm): 20 °C max. • Thermal compound not supplied (resistance < 0.025 °C/W / 0.05 mm preconized) • Mounting recommendation: www.vishay.com/doc?32558 The user must select the thermal resistance of...

www.vishay.com RCEC 750 Vishay MCB GLOBAL PART NUMBER INFORMATION 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

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