DRYMAX - Enco.com.vn
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1.2. Subject to change without prior notice Drymax Technical Manual Before starting up the wood dryer check that all electric connections are made correctly and the unit are properly earth If this is OK turn the selector switch to the position you want MAN continuous operation AUTO automatic operation 0 switched off The position AUTO is to be used when operated by an external humidistat or other external control equipment Pos AUTO If it does not start up it can be caused by the humidistat If the actual RH is lower than wanted the humidistat is broken This can be checked like this adjust the humidistat to 10 RH and this wood dryer should then be operating adjust the humidistat to 95 RH and this wood dryer should stop operating 8 2 Air flows Air flows should be adjusted The dry air flow should be adjusted to achieve optimal operation and system balance Outdoor air flow always has to be adjusted to achieve temperature after heater between 1200C 1350C The damper installed in the outdoor air inlet duct system is for this purpose With the electrical settings and air flows adjusted this wood dryer will then operate automatically by means of the internal control and safety functions controlled by an external humidistat 9 Maintenance Drymax wood dryers only needs a minimum of maintenance All components are service free which means no lubrication or adjustment Only three things should be
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4. checked during normal operation air filters should be checked at least every 1 months cleaned and changed if necessary the exhaust air temperature during operation should be checked once a month exhaust air is within 40 C 60 C depending on inlet condition Filter for return air use standard filter cassette We nevertheless recommend some periodic verification of the entire wood dryer to see if all internal functions are ok and checking of gaskets and moving parts for wear and tear This will ensure that the capacity is on its maximum and thus won t waste any energy 10 Troubleshooting 10 1 If the power lamp is not illuminated electricity supply could be cut off to the wood dryer Check the external fuses for the wood dryer and check the internal fuse It could also be the lamp itself has burnt 10 2 If this wood dryer is not operating even if the power and operation lamp are on it is probably the external humidistat which has broken This is a normal situation when the desired humidity is obtained 4 Subject to change without prior notice To check Drymax Technical Manual Adjust again for the desired humidity adjust the humidistat for 10 RH and this wood dryer should start operating Also check the selector switch for operation the position must be AUTO or MAN 10 3 If the desired humidity is not obtained the problem can be this wood dryer or the other parts in the total installation room tigh
5. DRYMAX WOODRYER USER MANUAL MODEL DWD 1200LMC 2012 Registration Thanks you for choosing Drymax dehumidifier Please record important information before proceed to the rest of this manual Sl AN Content About drymax Safety information Application Principle of operation Product description Technical data Installation Commissioning Maintenance Troubleshooting Components list Personal note blank page Appendix Components identification Installation Instruction Dimension drawing Electrical drawing Drymax Technical Manual 1 About Drymax Drymax wood dryers are products of NAAV Solutions Inc Canada with its headquarter located at Vancouver BC Canada and manufacturing assembly facilities located in North America and Vietnam to serve different markets 2 Safety information This manual should be read and follow carefully to ensure correct operation and safety and this manual should always be accessible and kept close to the wood dryer Only technician with adequate knowledge of this wood dryer should be allowed to operate and service it Only personnel with authorization for electrical installations are allowed to make repair of electrical components This wood dryer must not be installed in areas where explosion proof eguipment is reguired Disconnect this wood dryer from the mains prior to opening any service panel Prior to servicing this wood dryer must be left to cool
6. OOD DRYER Insulated kiln envelope ES Insulated Drying air duct YA Humidistat Drymax Wood Dryer DWD Insulated Returning air duct 0 STOS00STAVVN Londodd HAOSV 1008 21 42 60 COIE 00 009 00T Ad d HAONddV OS 0F oot Is os co eTeHoWN uIAoy OS OF DMA MUN 0 ON AJA SAONVATIOL TYNHNHOD AH NMVud VGVNVO 002 08 syauvyn ZMS ESA 28 ueA nooue A INTIOOSTOAMA HAHACOOM XVNAMd NOLLdIAOSHA lt jsneux3 Aemsbuly G99 00 Ht ONI SNOLLATOS AVVN gt lt j JaXiQoon Joopjno jo outed eu aqoy euo siepusjjo Auuouyne nora JO VORDUNWIUOD JO een puo supo y puo enn jo T0 9102000cTAVVN LONdodd T dO T HDVd WN NI NOISNSNIG 044002 dusi Z J91D9Hl Z a LZ sa 02 J9 D9H
7. ble to withstand moisture saturated air without being damaged This means the rotor can be used in conjunction with a pre cooling coil The rotor is incombustible and non flammable This rotor is made by Proflute Swedish company Rotor drive system The slow rotation of the rotor is achieved by an electrical gear motor and a belt drive The belt sits on the outer rim of the rotor and is driven by a pulley on the drive motor A belt tension device keeps the belt in place and maintains tension to prevent belt slip Rotor bearings The centre hub of the rotor is equipped with ball bearings Rotor seals The peripheral seals are of felt type and designed as self adjusting sliding seals mounted on the rotor rim The radial seals are self adjusting teflon seals Filters This wood dryer has two separate filter banks One in the process air inlet and one in the reactivation air inlet Fans for dry and exhaust air The fans are direct driven radial fans with three phase standard motor class IP 55 ISO F The fans are accessible for service after removing panels Heater for outdoor air The electric outdoor heater is divided into 3 heater banks As an option this wood dryer can be delivered with heater for steam hot water Electrical panel The electrical panel is located in a separate compartment at the front of the wood dryer Switches and indications for operation are mounted at the front of the electrical panel 2 Subject to change without
8. down for at least 15 minutes after operation The service panels should remain closed except when servicing is carried out This wood dryer can only be used for dehumidification of air at atmospheric pressure Never use this wood dryer without the filters as the desiccant rotor can become contaminated and lose capacity Signs and instructions on this wood dryer should not be removed or altered All maintenance and control of this wood dryer should be as per the specified schedule Use only genuine spare parts 3 Application Drymax wood dryer is designed to efficiently dry wood down to as low MC as 4 at room or moderate temperature This mild drying process ensures highest product guality defect free The dryer is made by rugged formed metal body and access panels are produced from corrosion free electrostatic powder coating The air to this wood dryer should be free from solvents or other explosive components and should be free from pollution from solid particles and chemical substances ex acids bases The Drymax wood dryer is for indoor stationary installations Should not be placed in rooms with possibility for free water on the cabinet 4 Principle of Operation This wood dryer removes water from an airflow through and the removed water is carried away from this wood dryer with the reactivation air henceforward called reac air Water adsorption and extraction takes place in an rotor made of water resistan
9. prior notice Drymax Technical Manual 6 Technical data Exhaust Drying air air lt gt m Description DWD 1200LMC Drying Capacity et 20 60 RH kg hr 8 35 Drying airflow m3 h 1200 Available static pressure Pa 300 Exhaust airflow m3 h 300 Available static pressure Pa 300 Total power consumption kW 15 49 Power source 380V 3P 50Hz Max noise level unducted dBA 71dB A Air filter standard G3 High temperature cut out C 165 Dimension W x L x H mm 740 x 1550 x 1000 Weight Kgs 317 7 Installation This wood dryer should be installed indoors placed on a horizontal basis For service repair this wood dryer should be placed where it has a free space of 1m around and over the cabinet The outside air is taken from the outside of the room and the exhaust air outlet should lead back to the outside Outdoor air inlet should be fitted with damper Exhaust air outlet should be made draining against the outlet to allow condensate to run free If this is not possible drill an 04 hole on the lowest part of the duct for drain Return air is normally taken from the room through the return filter on the backside of the wood dryer The filter cassette can be replaced by opening the cover on top of the wood dryer and can therefore be replaced without removing the duct system 8 Commisioning 8 1 Electric operation MAN 0 AUT POWER OPERATION ALARM 3
10. t silica gel y ir Process air Dry Wet air lt a Air heater Reactivation air OD Drive motor ye without prior notice Drymax Technical Manual The airflows in this wood dryer divides the rotor in two parts drying part and reac part Two separate air flows passes through the rotor the return air moist air inlet goes through the drying part and leaves this wood dryeras dry air the outdoor air passing the electric heater and leaves the heater with a temperature of between 120 1350C This warm air goes through the rotor drying part and the energy is used for evaporation of the adsorbed water This water vapour now leaves this wood dryer as exhaust air The two air flows are fixed and the rotor turns very slowly this gives an automatic process of simultaneous water adsorption and water extraction 5 Product description This wood dryer consists of the following main components Casing This wood dryer as standard is made from surface treated mild steel The bottom frame is rigid enough to allow this wood dryer to be handled with a fork lift on site Rotor This wood dryer uses rotor made from a desiccant material The rotor has a matrix of corrugated heat resistant sheets which houses the Silica Gel desiccant agent This matrix create a large number of axial flutes through the rotor which together builds up an immense surface area for moisture adsorption in a small volume The rotor is manufactured and processed to be a
11. tness humidistat To verify this check rotation of rotor the dry air should be 15 20 C warmer than the return air If it is cold it could indicate that the rotor is not turning caused by broken drive belts or the motor has stopped By hand feel the surface temperature of the exhaust air outlet duct For correct operation the temperature should be 40 60 C If it is cold the thermostatic switch might have broken Manual reset on the red button placed close to the green neon on the cabinet If it is very hot it indicates that the rotor has stopped 11 Components list Part code Description Specification Made Q ty 1200 001 Rotor PPS 450 200 Proflute 01 1200 002 Rotor drive motor 40W 380V 50Hz 1375rph M 5IK40N S 01 1200 003 Gear transmission Ratio 1 10 G 5N10X K 01 1200 004 Gear transmission Ration 1 100 G 5N100 K 01 1200 005 Pulley D70 x 20 Cast alu type H Viet Nam 01 1200 006 Drive belt 660H 20mm Korea 01 1200 007 Heating element W270 1 15 KW 380V 50Hz Sea Material 12 1 15 1200 008 CB for process fan BH D6 C20 Mitsubishi 01 1200 008 CB for reac Fan gear BH D6 C20 Mitsubishi 02 motor 1200 009 CB for 1 heating stage BH D6 C20 Mitsubishi 01 1200 009 CB for 2 heating stage BH D6 C20 Mitsubishi 01 1200 010 CB for auxiliary heating BH D6 C20 Mitsubishi 01 1200 011 phase protection 600PSR SELEC 01 1200 012 Contac
12. tor for process SN 10 Mitsubishi 03 fan reac fan and gear motor 1200 013 Contactor for heating SN 25 Mitsubishi 02 stage 1 amp 2 1200 014 Over current relay for TH N12 2 5A Mitsubishi 01 process fan 1200 015 Over current relay for TH N12 1 3A Mitsubishi 01 reac fan 1200 016 over current relay for TH N12 0 5 Mitsubishi 01 gear motor 1200 017 Auxiliary relay KH 103 2C Japan 02 1200 018 Thermostat control MT 72 FOTEK 01 1200 019 Overheat protection 1600C Cut off Viet nam 01 1200 020 Process fan BSB225 CM Krugger 01 1200 021 Reac fan BSB200 CM Krugger 01 1200 022 Process filter G3 380 W x 380 H x VAF 01 35 D mm 1200 023 Reac filter G3 480 W x 180 H x VAF 01 35 D mm 1200 024 Silicon ring 50mm x 1550mm 02 1200 025 Rotor dividing silicon 50mm x 225mm 04 Subject to change without prior notice Drymax Technical Manual Drymax are product of NAAV SOLUTIONS INC 3665 Kingsway Vancouver BC V5R 5W2 Canada PERSONAL NOTE 6 Subject to change without prior notice APPENDIX Components Identification Installation Instruction Dimension Electrical drawing Drymax Technical Manual Subject to change without prior notice COMPONENT IDENTIFICATION Handle Man Auto Knob Drying air outlet Forklift Handle Outdoor air inlet G3 Filter inside T m A _ A Main cablet connection Return air inlet G3 Filter inside INSTALLATION OF DRYMAX W
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