IMPORTANT INSTRUCTIONS When using electrical appliances, basic precautions should always be followed to reduce the risk of fire, electric shock and injury to persons, including the following: Read all instructions before installing or using this air curtain heater. This air curtain heater can be hot when in use. To avoid burns, do not let bare skin touch hot surfaces.
ELECTRICAL SAFETY Electrical Supply and Wiring to the Air Curtain All electrical wiring and connections MUST be carried out by a competent qualified electrician in accordance with the latest edition of national and local wiring regulations and/or local statutory regulations. “Danger: Disconnect electrical supply before servicing” ...
INTRODUCTION Established in the 1960s, Thermoscreens is a leading air curtain manufacturer that exports to over 60 countries worldwide. As with all our products, the HX range of air curtains is designed with energy efficiency in mind. HX models suffixed E, W or A are designed to be surface mounted inside a building and located horizontally over a doorway.
DELIVERY CONTENTS The following items are supplied in the box at delivery. NOTE: If any parts are missing or damaged contact your place of purchase. HX Surface Mounted Air Curtain Ecopower Remote Control Note: End caps are supplied loose to Supplied with / 20ft RJ Control Cable be fitted during installation...
INSTALLATION The air curtain is designed to be located horizontally over a doorway. It must not be installed outside of the building. Location Mount the air curtain above and as close to the doorway as possible, with: / 4in 100mm ...
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NOTE: Water Pressure Drop is across the flow and return connections of the air curtain and includes for the coil and valve fitted inside the unit. Water flow rates and pressure drops at different water temperatures can be calculated using the Thermoscreens coil calculation programme. Visit the Thermoscreens website for details. T9901096-3-4 CAN-USA-ENG (v9) Page | 8...
ACCESS FOR ELECTRICAL CONNECTION How to access terminals To gain access to the air curtain for connection and commissioning, remove air inlet grilles and bottom access panel as explained below. First remove the plastic end caps at each end of the unit, if fitted, by pulling off to the side. NOTE: All air curtain panels are protected in a plastic film.
10. REMOTE CONTROL INSTALLATION Mount the Ecopower remote control in a convenient position directly to the wall or onto a switch box. 10.1 Wall mounting Step 1 Using a screwdriver undo the screw on the top of the remote control case and pull the back case away (see Fig 6).
NOTE: The Ecopower Remote Control must stay plugged-in for the air curtain to keep working. An optional plug-in EEPROM is available from Thermoscreens so the Remote Control can be un- plugged and the air curtain stay working. Visit the Thermoscreens website for details.
To promote increased energy saving a more advanced weather compensation control strategy is available from Thermoscreens. Using a heating curve, the discharge air temperature of the airstream coming from the air curtain is controlled against the outside air temperature. Visit the Thermoscreens website for details.
NOTE: Black rectangle is moveable head of DIP switch. NOTE: A range of advanced factory fitted and plug-in control options are available from Thermoscreens to enhance the performance of the Ecopower PCB controller inside the air curtain. These include advanced weather compensation control using a heating curve, outlet air temperature control, ®...
15. FAN SPEED SELECTION Factory settings for the 3 fan speeds are shown in Table 5 and 6 below: Fan running on 208V (refer to wiring diagrams in Appendix 2) Table 5 Sound Pressure Fan Speed Maximum air curtain Air Volume Motor Speed Level of air (air curtain as...
16. REMOTE CONTROL OPERATION Heating level scale Use the Remote Control to operate the air curtain as follows: 1 On/Off Turns the air curtain On or Off. NOTE: If an electric heated air curtain is heating when switched off the fan will run-on for approximately 2 minutes to dissipate excess heat.
17. COMMISSIONING THE SYSTEM 17.1 Verify system operation To commission the system, verify the following conditions are met: All fans are working. Fans operate at Low, Medium and High speeds. There is no excessive mechanical noise coming from the fans. ...
19. FAULT CONDITIONS 19.1 Overheat Safety cut-out An overheat fault in electric heated units may cause the overheat safety cut-out(s) to operate. They may also operate if the air curtain is turned off at the electrical disconnect or during power outage if the heating elements are working at the time.
Before servicing, isolate and disconnect the air curtain from the electrical power. WARNING: The following servicing and maintenance must be carried out by a competent electrician or a Thermoscreens appointed technician. Clean and inspect the inside of the air curtain as follows: Step 1 Remove plastic end caps at each end of the unit by pulling off to the side.
If any problems are encountered, please contact your installer/supplier. Failing this please contact the Thermoscreens warranty department. Care has been taken in compiling these instructions to ensure they are correct. Thermoscreens Ltd. disclaims all liability for damage resulting from any inaccuracies and/or deficiencies in this documentation.
Black Blue 850W (x3) 850W (x3) Black Blue 850W (x3) 850W (x3) 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 T9901096-3-4 CAN-USA-ENG (v9) Page | 21...
Black Blue 850W (x3) 850W (x3) 850W (x3) Black Blue 850W (x3) 850W (x3) 850W (x3) Black Blue 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 T9901096-3-4 CAN-USA-ENG (v9) Page | 22...
Black Blue Black Blue 850W (x3) 850W (x3) 850W (x3) 850W (x3) Black Blue 850W (x3) 850W (x3) 850W (x3) 850W (x3) Black Blue 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 T9901096-3-4 CAN-USA-ENG (v9) Page | 23...
1.0 kW (x3) 1.0 kW (x3) 1.0 kW (x3) 1.0 kW (x3) 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 Disconnecting means integral to the unit for both sources of electrical power is required ! T9901096-3-4 CAN-USA-ENG (v9) Page | 24...
1.0 kW (x2) 1.0 kW (x2) 1.0 kW (x2) Black Blue 1.0 kW (x4) 1.0 kW (x4) 1.0 kW (x4) Black Blue 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 Disconnecting means integral to the unit for both sources of electrical power...
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