Stulz WDE Series Operating Instructions Manual Download Page 57

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STULZ COMPANY

HEADQUARTERS

STULZ GmbH

Holsteiner Chaussee 283
22457 Hamburg
Tel.  +49 40 5585-0
Fax  +49 40 5585-352
[email protected]

STULZ SUBSIDIARIES

AUSTRALIA

STULZ Australia Pty. Ltd.

Tel. +61 (2) 96 74 47 00
Fax +61 (2) 96 74 67 22
[email protected]

AUSTRIA

STULZ Austria GmbH

Tel. +43 (1) 615 99 81-0
Fax +43 (1) 616 02 30
[email protected]

BELGIUM

STULZ Belgium BVBA

Tel. +32 (470) 29 20 20
[email protected]

BRAZIL

STULZ Brasil

Ar Condicionado Ltda.

Tel. +55 11 4163 4989
Fax +55 11 2389 6620
[email protected]

CHINA

STULZ Air Technology and

Services Shanghai Co., Ltd.

Tel. +86 (21) 3360 7133
Fax +86 (21) 3360 7138
[email protected]

FRANCE

STULZ France S. A. R. L.

Tel. +33 (1) 34 80 47 70
Fax +33 (1) 34 80 47 79
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ITALY

STULZ S.p.A.

Tel. +39 (045) 633 16 00
Fax +39 (045) 633 16 35
[email protected]

INDIA

STULZ-CHSPL (India) Pvt.

Ltd.

Tel. +91 (22) 56 66 94 46
Fax +91 (22) 56 66 94 48
[email protected]

MEXICO

STULZ México S.A. de C.V.

Tel. +52 (55) 52 92 85 96
Fax +52 (55) 52 54 02 57
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NETHERLANDS

STULZ GROEP B. V.

Tel. +31 (20) 54 51 111
Fax +31 (20) 64 58 764
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NEW ZEALAND

STULZ New Zealand Ltd.

Tel. +64 (9) 360 32 32
Fax +64 (9) 360 21 80
[email protected]

POLAND

STULZ Polska SP. Z O.O.

Tel. +48 (22) 883 30 80
Fax +48 (22) 824 26 78
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SINGAPORE

STULZ Singapore Pte Ltd.

Tel. +65 6749 2738
Fax +65 6749 2750
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SPAIN

STULZ España S. A.

Tel. +34 (91) 517 83 20
Fax +34 (91) 517 83 21
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SOUTH AFRICA

STULZ South Africa Pty.

Ltd.

Tel. +27 (0) 11 397 2363
Fax +27 (0) 11 397 3945
[email protected]

STULZ U. K. Ltd.

Tel. +44 (1372) 74 96 66
Fax +44 (1372) 73 94 44
[email protected]

USA

STULZ AIR TECHNOLOGY

SYSTEMS (SATS) , INC.

Tel. +1 (301) 620 20 33
Fax +1 (301) 662 54 87
[email protected]

STULZ Top Service –

more than quick emergency assistance

For general questions about our products and services, you can reach us on weekdays

from 8.30 – 17.30 at phone 0039 045 6331615.
For sales and support inquiries, please make a selection below to find your local contact.

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Summary of Contents for WDE Series

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

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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...

Page 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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