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1.1 About RD series Compressed Air Dryer

Figure 1 will help you to identify various components of the RD series Compressed Air Dryer along with various

safety and controls

Figure 1

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Содержание Delair RD Series

Страница 1: ...1...

Страница 2: ...ith care to give you excellent service The Air Dryer has been manufactured to the designs and engineering of Delair the world leaders in this field Ultimate customer satisfaction is generally dependen...

Страница 3: ...ction 2 3 Installation types 2 4 Placing the equipment 2 5 Installation 2 6 Electric connection 3 Operation 3 1 Start up 3 2 Switching on and off 3 3 Fault indication 3 4 Safety measures improper meth...

Страница 4: ...as applicable Liquid separator Insulated Heat Exchanger contains Air to refrigerant heat exchanger Air to air heat exchanger Moisture Separator Electrical Microprocessor based delsmart display Control...

Страница 5: ...5 1 1 About RD series Compressed Air Dryer Figure 1 will help you to identify various components of the RD series Compressed Air Dryer along with various safety and controls Figure 1...

Страница 6: ...YER FILTER COMPRESSOR AUTO DRAIN SEPARATOR WATER VALVE EXPANSION SYSTEM ON OFF POWER ON COMPRESSOR OVERLOAD FAILURE AUTO DRAIN HIGH AMBIENT HIGH INLET AIR TEMP M LIQUID RECEIVER SIGHT GLASS FAN CONDEN...

Страница 7: ...c resulting in condensation of moisture present in the air This air with the condensate is made to pass through the water separator where the condensed water is collected in the separator bowl The dri...

Страница 8: ...of the Dryer The electrical consists of Miniature Circuit Breaker MCB Microprocessor based delsmart card Power Supply Card PCB Control contactor for comp On Off Starting kit for compressor For 1Phase...

Страница 9: ...fault indication Indicates the Dryer when compressor Are overheating or low gas condition High ambient fault indication Indicates the Dryer when ambient Temperature high from the set point Auto drain...

Страница 10: ...ide to a variable speed fan control for ensuring that the condensing pressure does not drop too low especially in cold weather insert fan pressure control switch image Single phase preventer motor pro...

Страница 11: ...hermocol panels from around and top of the unit Remove mounting bolts clamping down the unit to the wooden base of the packing and gently lift the machine free from the pallet Remove the side steel pa...

Страница 12: ...hanical connections 3 Check incoming power supply 220 v or 415 v ac 50 hz 4 Check earthing vs neutral 0 to 1v 5 Check setting of phase sequence relay 6 Check the capacity of Dryer and Compressor 7 Che...

Страница 13: ...Inlet temperature Dryer outlet temperature of after cooler Option B Dryer after Air Receiver Flow through Dryer can be more than maximum flow of Compressor Inlet temperature Dryer lower than outlet t...

Страница 14: ...14 2 4 Placing the equipment We recommend a minimum 600 mm of space be provided for future service and proper air ventilation Also ensure that ambient and other inlet parameters are as per design...

Страница 15: ...o the Dryer inlet via moisture separator pre filter in that order Connect the inlet and outlet points figure 2 2 to the respective points in the pipe lines all the pipe connections should be leak proo...

Страница 16: ...0hz w o n Other option System operating on other voltage can be supplied on request please check the name plate for correct voltage number of phases and frequency Wire cable sized can be selection on...

Страница 17: ...will be on On position if fault has come and not been removed attended The machine is a continuous working type and its compressor keeps running and trips if exceptional overload occurs If the compres...

Страница 18: ...ults Five types of faults i e High pressure Compressor overload High inlet air temperature High ambient water temperature Auto drain failure will be indicated on electronic display card Microprocessor...

Страница 19: ...shall be established first neutral conductor second and phase line hot conductor last 2 Protection of equipment Equipment has been provided with an MCB of 230 415v both as a supply disconnecting devi...

Страница 20: ...he condensate from the moisture separator and air receiver figure 4 2 Function of compressor Weekly Working of fan Monthly Mounting bolts of the compressor condenser and vla figure 4 1 De scaling of w...

Страница 21: ...n tubing from the bottom of the seperator Disconnect the solenoid valve and clean with air pressure Connect the valve and tube And open ball valve of auto drain valve Start the Dryer Weekly Since this...

Страница 22: ...epair or replace e Check lead if lead is ok replace motor 4 Compress or starts but motor will not get off starting winding a Low line voltage b Improperly wired c Defective relay d Defective run capac...

Страница 23: ...pressor suction or discharge valves inefficient indicated by high head c Defective fan control d Inlet air temperature too low a Repair leak and recharge b Repair or replace c Repair adjust or replace...

Страница 24: ...re low Pre cooler and or evaporator clogged b Incorrect piping c Air overload d Unit too small e Excess water in unit a Increase pressure b Reverse flush using mild detergent c Increase line size and...

Страница 25: ...25 Annexure i...

Страница 26: ...______________________________________ ________________________________________________________________________________ ________________________________________________________________________________...

Страница 27: ...com West South Delair India Pvt Ltd 319 T V Tower Industrial Estate Worli Mumbai 400030 Contact Mr S R Dhuri Phone 022 24935155 Fax 022 24931020 Mobile 09820601382 E Mail delairservicew pahwa com Dela...

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