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Summary of Contents for ETT DESHU SM/HPE+
- Page 1 É n e r g i e T r a n s f e r t T h e r m i q u e e r m i q u e Technical instructions for Installation DESHU SM/HPE+ A different climate Environmental control solutions Version October 2015...
- Page 2 Terms of Sales. Maintenance shall be performed by a specialised company. Special attention shall be paid to cleaning and changing fi lters regularly. We hope that you will enjoy your ETT equipment and we trust that it will provide you total satisfaction.
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Page 3: Table Of Contents
E n e r g i e T r a n s f e r t Thermique Contents Receipt ....................................Handling ....................................Storage ....................................Installation ..................................Hydraulic connections ............................Safety precautions ............................... Commissioning ................................. -
Page 4: Receipt
If you use short slings, always use a lifting beam to avoid damaging the roof or scratching the casing. Lifting loads: for more information about weight distribution, please contact the project coordinator at the following email address: be.projet@ett.fr General information 1.1/ Installing a packaged unit •... - Page 5 Technical instructions for Installation • Handling with a forklift Place blocks under the frame in order to slide the forks under the unit. To place the blocks, lift one side of the unit with the forks extremities on the U-profi le of the unit frame. 1.2/ Installing a unit delivered in several blocks Some units are delivered with lifting lugs unassembled.
- Page 6 Technical instructions for Installation 1.3/ Panels assembly Once the blocks are installed side by side, assemble them as explained below. • Detailed view of the block Polyurethane sealant PVC foam gasket 9x3 Side panel (1.8 mm thick) Double skin (1.3 mm thick) •...
- Page 7 Vertical angle Installing a unit on frame ETT units may be installed on a customer-supplied frame. In that case, the unit may be laid directly on the frame. It is recommended to bolt the unit to the frame or to fi x it with a beam clamp system.
- Page 8 Technical instructions for Installation Mounting a unit on feet Before defi nitive installation, lift the unit and screw the feet to the frame (holes are pre-drilled at the factory). Feet and assembly screws may be found in separate identifi ed boxes in one of the sections of the unit (refer to the check list of accessories delivered with the unit).
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Page 9: Storage
Pipe end is plain if the optional isolation valve has not been selected. Piping supplied by ETT is made of CPVC, refer to the drawings for more information. Water condensers are made of 316L stainless steel as standard, suitable for chlorine water treatment only. For other treatments, request titanium condensers. - Page 10 Technical instructions for Installation Condensates evacuation/Siphons Most of our units include external rubber siphons delivered in a box. The siphons are designed to operate with positive or negative pressure up to 1000 Pa in the corresponding unit section. In case of more signifi cant positive or negative pressure, additional and suitable siphons are required (to be supplied by the installer).
- Page 11 ETT does not select the type of wire to use, as the wire section depends on the installation length and type according to the low voltage electrical board connection. The installer shall make this calculation.
- Page 12 Technical instructions for Installation 4.4/ Electrical connection for units delivered in several blocks Units delivered in several blocks (up to 3 blocks) are wired at the factory with quick connectors for power and control connection (see illustrations below) to facilitate on-site connection by the installer. All connectors are labelled.
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Page 13: Safety Precautions
Technical instructions for Installation Specifi c recommendations for thalassotherapy centres Indoor conditions (moist and salt in the air) and outdoor conditions (moist and salt air, presence of sand) require specifi c protection on unit internal components (fans and exchangers). We recommend to install the following protections on both return air and fresh air for DESHU units installed in thalassotherapy centres: >... - Page 14 Technical instructions for Installation Instructions concerning refrigerant fl uid handling and associated risks (according to Westfalen documentation) 1.1/ Important information Refrigerants R-134A, R407C and R-410A are liquefi ed hydrofl uorocarbons (HFCs) under pressure. As their boiling point is low, they are extremely volatile and cool down very quickly in case of evaporation. As steams are heavier than air, insuffi...
- Page 15 Appropriate precautions are taken in case of prolonged shutdown. Failure to comply with these instructions will void equipment guarantee. Nota: ETT will not be liable for frost damage. The user shall: • control regularly, using a density meter for example, that the circuit is well protected for the effective outside temperature;...
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Page 16: Commissioning
For the guarantee to be valid, equipment commissioning must be performed by a technician authorised by ETT. > To request commissioning, fi ll in the commissioning request form (available on the www.ett.fr website in the ETT Services section) and send it to ETT Services (ett.services@ett.fr). >... - Page 17 56 route de Brest - BP26 - 29830 Ploudalmézeau - France Tel: +33 (0)2 98 48 14 22 - Fax: +33 (0)2 98 48 09 12 Export Contact: +33 (0)2 98 48 00 70 - ETT Services: +33 (0)2 98 48 02 22 www.ett.fr...
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