DCRF
5Pages

DCRF www.vishay.com Direct Water Cooled Wirewound Resistor DESIGN SUPPORT FEATURES • Direct cooling without heatsink • Excellent power / volume ratio • Multi resistive element option • Material categorization: for definitions of compliance please see www.vishav.com/doc?99912 APPLICATIONS • Filter resistor • Snubber resistor • Discharge resistor Models Available Revision: 16-Nov-17 1 Document Number: 32548 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 DCRF Vishay MCB GENERAL CHARACTERISTICS (1) Water conductivity must be permanently controlled to remain under 2 ps/cm. The cooling mixture must remain homogeneous without any liquid or solid foreign element. Use appropriate filter with regenerating mixed bed resin device (2) Resistor filled with deionized water (conductivity < 2 pS/cm) Revision: 16-Nov-17 2 Document Number: 32548 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,...

DCRF www.vishay.com POWER DISSIPATION FLOW RATE Axis Title 2nd line Pn - Nominal Power (%) 2nd line Pn - Nominal Power (%) Water Inlet Temperature (°C) 2nd line Flow Rate (l/min) 2nd line Fig. 1 - Power vs. Water Inlet Temperature Pn = f (Water Inlet Temperature), Flow Rate = 8.33 l/min Fig. 2 - Power vs. Flow Rate Pn = f (Flow Rate), Water Inlet Temperature = 65 °C PRESSURE DROP Axis Title Axis Title 2nd line Pressure Drop (mbar) 2nd line Maximum Inductance (nH) Rated Value (Ω) 2nd line Flow Rate (l/min) 2nd line Fig. 3 - Inductance vs. Ohmic Value Maximum Inductance (may Vary for...

www.vishay.com DCRF Vishay MCB ORDERING INFORMATION DCRF 38 x 178 U56 ± 10 % MODEL STYLE RESISTANCE VALUE TOLERANCE Optional On request: special value, multiple resistor, etc. 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

Legal Disclaimer Notice www.vishay.com Disclaimer  ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE. Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively, “Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other disclosure relating to any product. Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any...