Summary of Contents for Pacific Ventilation Topvex SC
- Page 1 Air Handling Unit Topvex SC, TC Operation and Maintenance Instructions Document in original language | 214959 · A002...
- Page 2 © Copyright Pacific Ventilation Pty Ltd All rights reserved E&OE Pacific Ventilation reserves the rights to alter their products without notice. This also applies to products already ordered, as long as it does not affect the previously agreed specifications. 214959 | A002...
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Page 3: Table Of Contents
Contents Overview ............1 7.12 How to reset the manual overheat protection (EL units)......23 Intended use .........1 7.13 How to replace the fan module....24 Disclaimer ..........1 7.14 How to replace the heat Warranty ..........1 exchanger .......... 24 Warnings............1 7.15 Change the internal battery in control Warnings signs on product ........2 unit CU27–C ........ -
Page 5: Overview
The heat recovery units are intended to provide ventilation and depending on settings, heat recovery, air heating or free cooling. Topvex SC, TC are meant for indoor installation. Sound levels exceeding 70 dB(A) may occur depending on model and size (see online catalogue at www.pacificventilation.com.au for detailed information). -
Page 6: Warnings Signs On Product
| Warnings signs on product Warnings signs on product Warning signs located on the air handling units. Fig. 1 Disconnect all supply circuits before access to terminals Fig. 2 Rotating fan during 4 minutes rundown period 214959 | A002... -
Page 7: Product Description
Ventilation. Heat exchanger Topvex SC, TC models are equipped with a counter flow heat exchanger and a by-pass damper. The operation of the by-pass damper is automatic and depends on the set temperature or if defrosting is in operation. For defrosting a pressure transmitter is installed which measure the differential pressure over the heat exchanger. -
Page 8: Internal Components Position
| Product description Internal components position 4.8.1 Topvex SC Fig. 3 Left hand unit Supply air Exhaust air Outdoor air Extract air Description Position Fan supply air Fan extract air Filter supply air Filter extract air Heat exchanger Access control cabinet... - Page 9 Product description | 4.8.2 Topvex TC Fig. 4 Left hand unit Supply air Exhaust air Outdoor air Extract air Description Position Fan supply air Fan extract air Filter supply air Filter extract air Heat exchanger Access control cabinet Damper by-pass outdoor air/Section defrosting (only units with section defrosting) Control box for section defrosting (only for unit with section defrosting) Internal electrical cabinet Heating coil (EL or HWH/HWL)
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Page 10: Access Control Cabinet
Use one of the three flanges on the control cabinet to install accessories. If there is a need to change the type of flange on one position, it’s possible to order additional flanges from Pacific Ventilation. If Access control cabinet is mounted in an ex-posed environment and a higher enclosure class is required, order a flange suitable for cable glands and replace the ex-isting one (3). -
Page 11: Start Up
Start up | Start up Read and follow carefully the installations instruction before start up. Before stating up the unit check following points with power supply off. • Check so the unit is placed horizontally • Check inside the unit and secure that the unit is clean •... - Page 12 | Start up 5.1.1 Start-up wizard At the first start up of NaviPad you need to calibrate the screen by pressing lightly on the cross marks. Then you will be requested to fill in following information: • Language • Time & Date Available air handling units will be shown in the device list.
- Page 13 Alarm and functions configurations, I/O allocation settings System information Shows information about the air handling unit, installation site, control unit, communication and the Pacific Ventilation product. Alarm symbol, indicates if there are active alarms. One press on the symbol will direct you to the alarm list.
- Page 14 | Start up 5.1.5 User levels Read /write — Home page Possible actions in end user mode are to stop the air handling unit for End user maintenance (e.g. filter exchange), change the time for extended run and When logged out change the temperature setpoint.
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Page 15: Operation
Operation | Operation Controller settings Menus and functions may differ depending on actual configuration and/or application version running in the air handling unit. 6.1.1 Data & Settings Data & Settings 2020–09–23 > Operation overview > In-/Output status > Temperature control >... - Page 16 | Operation 6.1.1.3 Temperature control Settings for temperature. • Limit values • Setpoint for current control type (Example 1) • Min/max limitation • Outdoor temperature values Example 1: Setpoint for current control type Data & Settings > Temperature control > Supply air controller 2020–09–23 10.4 °C Supply air temperature...
- Page 17 Operation | 6.1.1.7 Humidity control Setpoints and settings for dehumidification and humidification 6.1.2 Flow chart Flow diagram 2020–09–23 18 000 m³/h 34 Pa -6,8 °C 22,1 °C 198 Pa 71 % Open 32 % RH 84 % 22,1 °C 71 % RH 54 Pa 18 000 m³/h 21,8 °C...
- Page 18 | Operation 6.1.4 Time Settings In this menu date and time can be changed as well as other system settings. Settings for: • Date and time • Schedule for operating time (Example 2 & 3) • Schedule for holiday • Schedule for extra time groups Each day has up to two individual running periods, set desired start and stop time.
- Page 19 Operation | 6.1.5 Configuration • System settings • Configuration wizard (Example 4) • Function configuration (Example 5) • I/O allocation settings • Alarm configuration (Example 6) • PID controllers The configuration wizard is a menu that simplify the procedure to Activate and Configure common accessories and functions and Allocate it’s in- and outputs.
- Page 20 Shows information about the air handling unit, installation site, control unit, communication and the Pacific Ventilation product. To enter information, such as site specific unit name or server partner’s contact information, go to System information setup with user level Service.
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Page 21: Advanced Hmi (Human Machine Interface) Settings
Operation | Advanced HMI (Human Machine Interface) Settings Return to system overview dashboard by pressing on the home button, figure 6, (1). Go to and choose Advanced HMI settings. Login required — 1111 NaviPad settings 2020–09–23 Unit name Home Normal operation Language Time &... -
Page 22: No Communication
| Operation No communication Home > Available devices 2020–09–23 Unit name No Communication If the above symbol are shown the communication to the selected air handling unit is lost. One reason could be that the IP number has changed. Go back to available devices (air handling units), figur 4, and first deactivate all the air handling units and then activate them again. -
Page 23: Maintenance
Maintenance | Maintenance Danger • Disconnect the mains power supply to the unit is before performing any maintenance or electrical work! • Carry out all electrical connections in accordance with local rules and regulation. Electrical connections must be carried out by an authorized installer. Warning •... -
Page 24: How To Replace Supply/Extract Air Filter
The bag filter must be changed when necessary, they cannot be cleaned. We recommend ordering original filters from Pacific Ventilation. Operation time between filter changes depends on the air quality. A differential pressure transmitter indi-cates when it is time to change the filters, which will trigger an alarm in NaviPad. -
Page 25: How To Clean The Fans
Maintenance | How to clean the fans Caution • Do not use water! Clean the fans with a cloth or a soft brush. Use white spirit to remove obstinate settlements. Allow drying properly. It is possible to remove the fan for cleaning, figure 7. 1. -
Page 26: How To Clean The Electric Heating Coil
| Maintenance How to clean the electric heating coil Clean the heating rods with compressed air, vacuum or a brush. Remove the fan for access, see chapter 7.5. How to clean the extract air louvres and inlet diffusers Remove diffusers and louvres and wash in hot soapy water when necessary. Remount them with their original settings and positions in order not to unbalance the system. -
Page 27: Where To Reset Tripped Fuses
Maintenance | 7.11 Where to reset tripped fuses Possible to reset the fuses without opening the hatch to the compartment. Fig. 8 Position Description Automatic fuse 1~ (Controls only) Automatic fuse 3~ (Fans only) 7.12 How to reset the manual overheat protection (EL units) Push the red button on the electrical heater, figure 9, (1). -
Page 28: How To Replace The Fan Module
| Maintenance 7.13 How to replace the fan module When ordering a replacement fan module, note if it is supply or extract fan. This is important for the fan to get the cor- rect Modbus address. 1. Disconnect the fast coupling to the electric wire and the blue and red tubes from the supply air fan (standard units with CAV). - Page 29 Maintenance | Remove damper Warning Beware of sharp edges. Use gloves and protective clothing. 4. Loosen the bolts holding the damper rails. Remove the damper rails. 5. Rotate the damper and lift in the direction away from the exchanger. 6. Lift the damper out from the middle section. Caution Do not drag the damper on the exchanger.
- Page 30 | Maintenance Remove the door beam 8. Loosen the screw on the front door beam (6 screws) and remove the beam. Replace the exchanger Caution • Handle the heat exchanger with care. • The heat exchanger is heavy. 9. Push the exchanger out. 10.Remove the old exchanger.
- Page 31 Maintenance | Fasten the door beam 12.Fasten the door beams (6 screws on front and 6 screws on the back). Fasten the rail holding the exchanger 13.Fasten the bolts holding the rail on the opposite side of the partition wall. 214959 | A002...
- Page 32 | Maintenance Fasten the damper 14.Insert the damper in the area above the exchanger. Caution Do not drag the damper on the exchanger. 15.Lift the damper with the short end on the rail at the outer beams. Observe the small hooks to secure the damper. 16.Fasten the damper by fastening the damper rails with the bolts.
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Page 33: Change The Internal Battery In Control Unit Cu27-C
Maintenance | 7.15 Change the internal battery in control unit CU27–C The alarm text Internal battery error is shown in NaviPad when it is time to change the battery. Expected life time of battery is 5 years. Caution ESD protection; i.e. an earthed wristband must be used! Disconnect all the wired cable connectors (1) from control unit CU27–C. -
Page 34: Troubleshooting
| Troubleshooting Troubleshooting Check or correct the following before contacting your service representative. Always check if there are any alarms ac- tive in the control panel (chapter 9). 1. Fan(s) do not start • Check if there are any alarm messages. •... -
Page 35: Alarms
Alarms | Alarms A LED-light in the home button indicate the status of the air handling unit. • Fixed green — Status ok (no active alarms). • Flashing red — Active/returned alarms in one or several air handling units. • Fixed red — Acknowledged/blocked alarms in one or several air handling units, alarms not reset. Different alarm levels Class A alarm Needs to be acknowledged... -
Page 36: Service
| Service Service Before calling your service representative, make a note of the specification and production number from the type label (figure 13) Fig. 13 Type label Position Description Item number Production order number Consecutive number Production date Product code (product specification) QR code (spare parts) 214959 | A002... -
Page 37: Eu Declaration Of Conformity
Phone: +46 222 440 00 www.systemair.com EN 61000-6-2 Electromagnetic compatibility (EMC) – Part 6-2: Generic The manufacturer hereby confirms that Topvex SC, TC standards – Immunity for industrial environments. comply with all applicable requirements in the following directives and regulations. -
Page 38: General Conditions
| General conditions General conditions 12.1 Standard tools If handles are misplaced; open the doors with a 16 mm wrench. 12.2 Reference documentation If other accessories not included at delivery are in use, read their separate instructions. Commissioning record form is available on www.pacificventilation.com.au Spare parts See spare parts at... - Page 39 214959 | A002...
- Page 40 Pacific Ventilation Pty Ltd AU 1300 733 833 sales@pacificventilation.com www.pacificventilation.com...