Atlas Copco MD 2500 W VSD Instruction Book Download Page 1

Atlas Copco

 Air dryers

No. 2920 1443 01

Replaces No. 2920 1443 00

Registration code:

 APC MD / 38 / 989

2002-06

MD50

MD100-200-300-400-600 (W)

MD1000 W-1800 W

MD400-800-1300-2500 W VSD

Instruction Book

www.atlascopco.com

·

Copyright 2002, Atlas Copco Airpower n.v., Antwerp, Belgium.

Any unauthorized use or copying of the contents or any part thereof is prohibited.  This applies in

particular to trademarks, model denominations, part numbers and drawings.

·

This instruction book meets the requirements for instructions specified by the machinery directive

98/37/EC and is valid for CE as well as non-CE labelled machines.

From following serial number onwards: AIQ-012 130

Summary of Contents for MD 2500 W VSD

Page 1: ...2 Atlas Copco Airpower n v Antwerp Belgium Any unauthorized use or copying of the contents or any part thereof is prohibited This applies in particular to trademarks model denominations part numbers a...

Page 2: ...o can also be contacted if any further information is desired In all correspondence always mention the dryer type and the complete serial number shown on the data plate The company reserves the right...

Page 3: ...e including the type serial number and maximum permissible working pressure Drying circuit The cool wet compressed air passes through three quarters of the rotor The moisture of the compressed air is...

Page 4: ...ommodates the cooling sector An Electronic Water Drain EWD is connected to the lower part of the regeneration air compartment of the dryer Electrical control The operation of the rotor motor is contro...

Page 5: ...n the suction chamber of the ejector and the entire regeneration air circuit up to throttle valve 8 The pressure drop prevents regeneration air from entering the dry air outlet compartment 1 2 2 Rotor...

Page 6: ...2920 1443 01 6 Instruction book...

Page 7: ...eneration air cooler water inlet 17 Regeneration air cooler 18 Water separator regeneration cooler outlet air 19 Venting tube EWD regeneration air 20 EWD regeneration air 21 Drain tube water separator...

Page 8: ...motor stops when the compressor runs unloaded 1 4 2 All other MD dryers Figs 1 9 up to 1 12 The worm gear motor M40 is connected in the circuit of the compressor air pressure switch or in case of an...

Page 9: ...2920 1443 01 9 Instruction book Fig 1 9 Electrical circuit diagram of MD50 connected to ZT18 37...

Page 10: ...2920 1443 01 10 Instruction book Fig 1 10 Electrical circuit diagram of MD300 W MD1000 W connected to ZR ZT3 ZR ZT4 and ZR5 with pneumatic regulator...

Page 11: ...st If the contacts are closed and the compressor subsequently started the lamp will remain alight thus indicating that the dryer will be operative when the compressor is loaded If on the other hand th...

Page 12: ...2920 1443 01 12 Instruction book Fig 1 12 Electrical circuit diagram of MD300 W MD1000 W connected to ZR5 ZR6 and ZR110 up to ZR750 with Elektronikon regulator as shown above...

Page 13: ...5 VSD A21 Frequency converter dryer control F41 Circuit breaker worm gear motor of dryer H12 MD ON indicator lamp M40 Worm gear motor M41 Fan motor Q2 Circuit breaker dryer control Q41 Circuit breaker...

Page 14: ...2920 1443 01 14 Instruction book Fig 1 14 Electrical diagram of MD1300 W VSD connected to ZR500 VSD...

Page 15: ...2920 1443 01 15 Instruction book Fig 1 15 Electrical diagram of MD2500 W VSD connected to ZR900 VSD...

Page 16: ...2920 1443 01 16 Instruction book 2 INSTALLATION 2 1 Dimension drawings Figs 2 1 up to 2 13 Fig 2 1 Dimension drawing of MD50 air cooled...

Page 17: ...2920 1443 01 17 Instruction book Fig 2 2 Dimension drawing of MD100 200 air cooled...

Page 18: ...2920 1443 01 18 Instruction book Fig 2 3 Dimension drawing of MD100 200 water cooled...

Page 19: ...2920 1443 01 19 Instruction book Fig 2 4 Dimension drawing of MD300 400 air cooled...

Page 20: ...2920 1443 01 20 Instruction book Fig 2 5 Dimension drawing of MD300 400 water cooled and MD400 VSD water cooled...

Page 21: ...2920 1443 01 21 Instruction book Fig 2 6 Dimension drawing of MD600 air cooled...

Page 22: ...2920 1443 01 22 Instruction book Fig 2 7 Dimension drawing of MD600 water cooled...

Page 23: ...2920 1443 01 23 Instruction book Fig 2 8 Dimension drawing of MD800 VSD air cooled...

Page 24: ...2920 1443 01 24 Instruction book Fig 2 9 Dimension drawing of MD800 VSD water cooled...

Page 25: ...2920 1443 01 25 Instruction book Fig 2 10 Dimension drawing of MD1000 water cooled...

Page 26: ...2920 1443 01 26 Instruction book Fig 2 11 Dimension drawing of MD1300 VSD water cooled...

Page 27: ...2920 1443 01 27 Instruction book Fig 2 12 Dimension drawing of MD1800 water cooled...

Page 28: ...2920 1443 01 28 Instruction book Fig 2 13 Dimension drawing of MD2500 VSD water cooled...

Page 29: ...A connection pipe set is included in the dryer package All pipes must be mounted stress free and the regeneration air pipe must be insulated properly Install the dryer on a level floor Fig 2 14 Instal...

Page 30: ...00 400 230 2 2 4x1 5 3x1 5 MD200 300 400 400 3 8 4x1 5 3x1 5 MD200 300 400 500 1 8 4x1 5 3x1 5 60 Hz Type Voltage Setting of circuit Cable section Cable section breaker fan motor fan motor gear motor...

Page 31: ...n the UNLOADed position 9 Switch on the voltage at the mains On compressors with relay controlled regulator check that MD ON indicator lamp is alight On air cooled compressors start and stop the compr...

Page 32: ...pressor still runs unloaded 6 Open the air outlet valve of the dryer and close by pass valve 6 Fig 1 4 The rotor of the dryer starts rotating as soon as the compressor loads Note that the rotor stops...

Page 33: ...rize the dryer remove plug 6 Fig 2 15 and check that the oil is level with the bottom of the plug hole Top up if necessary with oil as specified in note 3 2 Operate the valve several times for some se...

Page 34: ...las Copco g Regeneration cooler air outlet temperature too high g See 1f h Regeneration cooler air outlet temperature too low h Consult Atlas Copco i Drain system malfunctioning i Inspect system and r...

Page 35: ...temperature C 0 Max compressed air inlet temperature C 45 Min regeneration air inlet temperature C 130 6 1 3 Typical data Oil capacity of worm gear housing approx l 0 65 6 1 4 Specific data 50 Hz 50...

Page 36: ...l s 0 8 0 8 Max electric power input W 120 144 50 Hz 50 Hz 60 Hz 60 Hz Air dryer type MD200 MD200 W MD200 MD200 W Compressor type ZT75 90 ZR75 90 ZT75 90 ZR75 90 Compressed air effective inlet pressur...

Page 37: ...20 Maximum bar 0 25 0 25 0 25 0 25 Cooling air flow l s 1900 1900 Cooling water consumption approx with temperature rise of 5 C l s 0 8 0 8 Max electric power input W 920 120 1344 144 50 Hz 50 Hz 60 H...

Page 38: ...0 Cooling water consumption approx with temperature rise of 5 C l s 0 8 0 8 Max electric power input W 920 120 1344 144 50 Hz 50 Hz 60 Hz 60 Hz Air dryer type MD600 MD600 W MD600 MD600 W 7 5 7 5 7 5 7...

Page 39: ...5 C l s 2 2 Max electric power input W 1220 120 1944 144 50 Hz 50Hz 60 Hz 60Hz Air dryer type MD1000 W MD1000 W MD1000 W MD1000 W 7 5 10 7 5 10 4 Compressor type ZR300 ZR300 ZR300 ZR300 ZR425 ZR425 ZR...

Page 40: ...ture rise of 5 C l s 4 5 4 5 4 5 4 5 Max electric power input W 120 120 144 144 50 60 Hz 50 60 Hz 50 60Hz 50 60Hz Air dryer type MD400 W MD400 W MD800 W MD800 W VSD 8 6 VSD 10 4 VSD 8 6 VSD 10 4 Compr...

Page 41: ...at dryer inlet 1 At minimum speed l s 358 361 908 775 At maximum speed l s 1318 1164 2456 2057 Dewpoint of dried compressed air 2 At minimum speed C 35 35 18 18 At maximum speed C 30 35 20 20 Temperat...

Page 42: ...35 315 cfm 1 mbar 0 401 in wc 1 N 0 225 lbf 1 Nm 0 738 lbf ft x C 32 1 8 x F 5 Footnotes chapter 6 1 At an absolute pressure of 1 bar and a temperature of 20 C 2 When dryer operates under reference co...

Page 43: ...a l l n o t b e r e l i e d u p o n f o r i s o l a t i n g p r e s s u r e s y s t e m s 1 2 Neverremoveortamperwiththesafetydevices guardsorinsulations f i t t e do nt h eu n i t E v e r yp r e s s...

Page 44: ...t i v e l yi s o l a t et h e u n i t f r o m a l l s o u r c e s o f p r e s s u r e a n d r e l i e v e t h e e n t i r e s y s t e m o f p r e s s u r e 5 Never use flammable solvents or carbon tet...

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