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 C Recessed range of air curtains is designed with energy efficiency in mind. C models suffixed ER, WR or AR 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. C Recessed Air Curtain Ecopower Remote Control Supplied with / 20ft RJ Control Cable 3-port control valve Outdoor Air Thermostat Recessed Grille (for water heated units)
INSTALLATION The air curtain is designed to be recessed within ceiling voids or bulkheads within a building and 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: ...
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M8 or UNC hanging rods RECESSED AIR CURTAIN CEILING LEVEL CEILING LEVEL 25 - 50 mm Bottom surface of recessed 25 - 50 mm 1 - 2 inch 1 - 2 inch air curtain casing Fig 4 Step 3 Secure each rod to a suitable structure that can support the weight of the unit (see Section 3: Specifications for weights).
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Step 2 Make sure the grille will go the correct way around (discharge nearest to doorway). Offer the recessed grille up through the cut-out in the ceiling. Fig 7 Step 3 Using the M6 bolts removed in Step 1, secure grille by fixing each bolt through the slotted brackets as shown in Fig 8.
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. The installer must connect the 3-port valve in the heating pipework as shown in Figure 11 below:...
REMOTE CONTROL INSTALLATION Mount the Ecopower remote control in a convenient position directly to the wall or onto a switch box. 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 7). Step 2 Feed one end of the RJ control cable through the back case, secure it, then screw the back case to the wall using suitable fixings (not...
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, ®...
14. FAN SPEED SELECTION Factory settings for the 3 fan speeds are shown in Tables 5 or 6 below: Table 5 Fan running on 208V (refer to wiring diagrams in Appendix 2) Maximum air Sound Pressure Maximum air curtain Air Volume velocity at Level of air Fan Speed...
15. 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.
16. COMMISSIONING THE SYSTEM 16.1 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. ...
18. FAULT CONDITIONS 18.1 Overheat Safety cut-out An overheat fault in electric heated units may cause the overheat safety cut-out(s) to operate. This is indicated by flashing LEDs on the Remote Control and a red status LED on the Ecopower PCB inside the air curtain.
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 Open the hinged inlet grille using a flat bladed screwdriver to release the quarter turn fasteners (see Fig 6, Section 7.3).
Failing this please contact Thermoscreens Canada. Care has been taken in compiling these instructions to ensure they are correct. Thermoscreens Canada disclaims all liability for damage resulting from any inaccuracies and/or deficiencies in this documentation. Thermoscreens Canada retain the right to change the specifications stated in these instructions.
Black Blue 1.44 kW (x3) 1.44 kW (x3) Black Blue 1.44 kW (x3) 1.44 kW (x3) 5x20mm, glass bodied F1 = F100mA F2 = T6.3A Healthy Alarm R 0 -10V Fan 2 Fan 1 T9901013-1-1 CAN-USA-ENG (v9) Page | 22...
Black Blue 1.5 kW (x3 - 1m) 2 kW (x3 - 1.5m) Black Blue 1.5 kW (x3 - 1m) 2 kW (x3 - 1.5m) 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...
Black Blue 1.5 kW (x3) 1.5 kW (x3) Black Blue 1.5 kW (x3) 1.5 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 ! T9901013-1-1 CAN-USA-ENG (v9)
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