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Index 36B
Issue 08.2018

Wall-Air Displacement Evolution

Operating instructions
Air Conditioners
230/1/50 - 400/3+N/50

Содержание WDE Series

Страница 1: ...Index 36B Issue 08 2018 Wall Air Displacement Evolution Operating instructions Air Conditioners 230 1 50 400 3 N 50...

Страница 2: ...ondition ing technology business specialising in A C for data cen tres and telecommunications installations STULZ has sev en production plants Germany Italy the USA 2 in China Brazil and Indiaand and...

Страница 3: ...k guarantees that the STULZ products satisfy the requirements of the European Machinery Directive for safety The level of quality is constantly checked at every stage from design to production making...

Страница 5: ...echanical installation 37 6 3 Electric connections 38 7 Start up 40 8 Maintenance 41 8 1 Safety instructions 41 8 2 Preventive maintenance schedule 42 8 3 Air circuit 42 8 4 Refrigerant circuit 43 8 5...

Страница 6: ...developments in design and manufacturing methods STULZ reserves the right to update the product and the relevant manual without having to update products and manuals sold previously except under exce...

Страница 7: ...bols used in this manual DANGER RISK OF INJURY FOR OPERATOR AND POSSIBILITY OF DAM AGING THE UNIT ATTENTION INFORMATION OR WARNING OF CAUTION IN CARRYING OUTA PROCEDURE INFORMATION IMPORTANT INFORMATI...

Страница 8: ...ions The unit may only be used to cool according to the Stulz specification Before any maintenance operation read and follow instructions in the corresponding chapter INFORMATION The manufacturer is n...

Страница 9: ...for the execution The operator must ensure that all maintenance inspection and assembly work is carried out by authorised and quali ed specialist staff who have made an in depth study of the operating...

Страница 10: ...ulated in the technical data must not be exceeded under any circumstances 2 Unit identification Technical name plate This unit can be identified by the name plate that includes all information regardi...

Страница 11: ...ent of the unit when installed in its normal use The IP protection degree of STULZ Wall Air Displacement unit is IPX4 according to EN 60529 considering the prescriptions of EN 60335 therefore the unit...

Страница 12: ...y 1 compressor R407C 00 230V 1Ph 50Hz 42 400V 3Ph N 50Hz 2 standard unit L winter kit T protective treatment of heat exchangers TREATW A winter kit protective treatment of heat exchangers R electronic...

Страница 13: ...with accessory ACTRHC1 and heating with optional heating resistances As well STULZ Wall Air Displacement conditioners cannot be used outside safety limits specified on the name plate Conditioners mus...

Страница 14: ...tolerance 10 Frequency tolerance 2 Storage limits Temperature Min 20 C Max 50 C Humidity Max 90 INFORMATION Other limits not specified in this table can be found in the rest of this manual 3 2 Techni...

Страница 15: ...cooling mode m3 h 900 1300 1800 Electric data Nominal voltage VAC 400 230 400 230 400 230 Tolerance on voltage 10 10 10 10 10 10 Phases ph 3 N 1 3 N 1 3 N 1 Frequency Hz 50 50 50 Tolerance on frequen...

Страница 16: ...3000 3000 Electric data Nominal voltage VAC 400 230 400 230 400 230 400 230 Tolerance on voltage 10 10 10 10 10 10 10 10 Phases ph 3 N 1 3 N 1 3 N 1 3 N 1 Frequency Hz 50 50 50 50 Tolerance on frequen...

Страница 24: ...ipped with servomotor which directs internal and external air flows is located in the central part of the conditioner External air is taken in through an opening near the damper while the internal air...

Страница 25: ...same time offer adequate protection to its internal components The external panels are internally lined with a 3 mm layer of sound absorbing material The internal components of the unit can be access...

Страница 26: ...WDE 26 EN 36B 08 2018 STULZ SpA all rights reserved Compressor Heaters Air filter Evaporator Evaporator fan Condensate water tray Condenser fan Condenser Damper block Electric box WDE size 1 40 60 80...

Страница 27: ...SpA all rights reserved EN 36B 08 2018 Condensate water tray Compressor Air filter Electric box Damper block Condenser fan Condenser Thermostatic expansion valve Evaporator Evaporator fan WDE size 2...

Страница 28: ...and temperature The hot gas by going through the condenser is cooled and liquefied thus releasing heat to the air in the environment Pushed through the thermal expansion valve the liquid refrigerant...

Страница 29: ...It s a microchannel type completely made of aluminium with copper connections to the external piping It s not suitable for acid and salt environments and it cannot be exposed to metal dust projections...

Страница 30: ...vibrations Fans Evaporator fan Condenser fan Type Radial with backward curved blades Axial Rotor Coated metal Aluminium Coated metal Insulation class B B F Protection class I I Motor protection IP20...

Страница 31: ...e switch LP This stops compressor operation when the pressure inside the refrigeration circuit drops below 0 4 bar When pressure returns above 1 5 bar alarm signal from low pressure switch is disabled...

Страница 32: ...nect the board to the controlled devices e g valves compressors fans Software with working logic and parameter settings are written in the EEPROM so that they remain permanently stored even in case of...

Страница 33: ...the unit upon receipt of the goods Make sure that it has been transported in the correct position Note any unsuitable shipping conditions on the shipping document Check that no components are missing...

Страница 34: ...opriate for the weight of air conditioner Load must be balanced to avoid tilting Avoid offhanded or rough manoeuvres Don t lay other objects upon the air conditioner ATTENTION Risk of top collision wi...

Страница 35: ...andard packing is not suitable for seafreight Standard packing is not suitable for airfreight Following information can be found on packing STULZ logo Unit code Accessories put in the packing Warning...

Страница 36: ...sy application installation and servicing both inside and outside the shelter Always observe the minimum spaces indicated in the following drawing Dimensions mm WDE MODEL A B C D E F G H I 40 60 80 10...

Страница 37: ...t drawings at paragraph 3 3 Drawings 2 Once cut out openings have been made suitably insulate them against water infiltration rain 3 Glue the adhesive gasket around the edges of the unit openings The...

Страница 38: ...selected in accordance to their length kind of power supply and the current absorbed by the unit as prescribed by current regulations These cables must comply with currently applicable standards In a...

Страница 39: ...in power supply cables while one of the two openings on the right is for DC power supply These openings are ducted directly to the electrical box as shown in the following drawing Digital outputs alar...

Страница 40: ...ve been turned off Check that the main electric supply cable and the terminals including the PE terminals are correctly hooked up Check that contactors are free to move Switch on the conditioner with...

Страница 41: ...nce on electric and refrigerant equipment Failure to comply with these regulations might be dangerous to people and environment Before any intervention on the unit refer to instructions on this manual...

Страница 42: ...good condition Also check that the control board operates and perform a test of alarm signals MECHANICAL PARTS clean the inner components of the system ATTENTION If air conditioner works in particula...

Страница 43: ...ease If the high pressure switch intervenes at a higher pressure than 32 4 bar original intervention value 10 it must be immediately replaced with a new switch with the same intervention point Refrige...

Страница 44: ...es up humidity and loses its ability to lubricate In this case the refrigerant must be completely evacuated and recharged according to the above described evacuation instruction Compressor In the comp...

Страница 45: ...sufficient cold air circulation in the site Check unit and racks layout Low refrigerant charge Contact Stulz service Compressor faulty Look for alarms on the display Contact Stulz service Anomalous co...

Страница 46: ...s in LAN with a suitable cable LAN cable is not pin to pin Replace it with a pin to pin cable Wrong setting of sequencing jumpers Contact Stulz service Wrong setting of sequencing parameters Contact S...

Страница 47: ...ecessary to drain the cooling system the refrigerant must be recovered This operation must be performed by qualified personnel in accordance with UE Regulation 517 2014 The types of gases used are sho...

Страница 48: ...asing units are painted like the units with zinc plated sheet casing 11 3 Seaworthy case packaging SEAPACK Wooden packaging with special treatment suitable for sea freight 11 4 Refrigerant R134a With...

Страница 49: ...g mode m3 h 900 1300 1800 Electric data Nominal voltage VAC 400 230 400 230 400 230 Tolerance on voltage 10 10 10 10 10 10 Phases ph 3 N 1 3 N 1 3 N 1 Frequency Hz 50 50 50 Tolerance on frequency 2 2...

Страница 50: ...ing mode m3 h 2500 2500 3000 3000 Electric data Nominal voltage VAC 400 230 400 400 400 Tolerance on voltage 10 10 10 10 10 Phases ph 3 N 1 3 N 3 N 3 N Frequency Hz 50 50 50 50 Tolerance on frequency...

Страница 51: ...e is below 25 C and cooling function is still required units must be provided with this option With this kit minimum outdoor working temperature is 40 C The kit is installed in factory and is composed...

Страница 52: ...shows the present value and a symbol that indicates whether the relay is set to monitor whether the voltage exceeds or falls below a specified value or whether it is set to window monitoring The setti...

Страница 53: ...D is used to display both RUN ON and FAULT indication If the controller senses a fault it shuts down the motor and the LED displays the appropriate fault condition The controller monitors the followin...

Страница 54: ...Optional auxiliary relay 2 normal or up to speed 16 Phase rotation check Start time Current limit start setting when selected DIP switch number DIP switch number 1 2 Time S 4 5 Current limit FLA OFF O...

Страница 55: ...ailable for single phase power supply units up to WDEA0 in the units with refrigerant R134a The other options available with SOFTM are the crankcase heater CRA main switch SWx voltage control device V...

Страница 57: ...x 52 55 52540257 ventas stulz com mx NETHERLANDS STULZ GROEP B V Tel 31 20 54 51 111 Fax 31 20 64 58 764 stulz stulz nl NEW ZEALAND STULZ New Zealand Ltd Tel 64 9 360 32 32 Fax 64 9 360 21 80 sales st...

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