TY - JOUR AU - Mel'nikov, V. AB - Technical Characteristics of the Heat Protection Device Limits of checked temperatures, K ............. 298-473 Accuracy of triggering, K ..........................  Number of disconnecting contacts .................... 1 Voltage, V ................................ ~ ....... 220 Water pressure, MPa ................. Not more than 0.5 Overall dimensions, mm ................. 194 � 35 � 102 Weight, kg ....................................... 0.56 The newly designed heat protection device using the relay TR-200 was incorporated in the boosters 2NVBMS-400 and 2NVBMS-630. The booster 2NVBMS-400 was provided with two heat protection devices (according to the number of cooling circuits), the booster 2NVBMS-630 was provided with seven devices. LITERATURE CITED i. B. D. Power, High Vacuum Pumping Equipment, Halsted Pr., NY (1966). 2. Inventors' Certificate No. 556,245 USSR, MKI FO4 F 9/08. Method of Protection against Overheating of the Cooled Housing of a Multistage Diffusion Vacuum Pump. 3. Inventors' Certificate No. 590,494 USSR, MKI F04 F 9/08. Method of Protecting the Cooled Housing of a Multistage Diffusion Vacuum Pump. ENHANCEMENT OF THE OPERATING EFFICIENCY OF A COMBINED AIR CLEANER/DEHUMIDIFIER SYSTEM Yu. Ya. Ignatov and V. ~. Mel'nikov UDC 66.074.31:661.183.6 A combined air cleaner/dehumidifier unit usually consists of two adsorber tanks filled with NaX zeolite; a filter; an electric heater; a control TI - Enhancement of the operating efficiency of a combined air cleaner/dehumidifier system JF - Chemical and Petroleum Engineering DO - 10.1007/BF01147768 DA - 2005-01-28 UR - https://www.deepdyve.com/lp/springer-journals/enhancement-of-the-operating-efficiency-of-a-combined-air-cleaner-PBZrK55SSP SP - 182 EP - 185 VL - 28 IS - 3 DP - DeepDyve ER -