VTS Medical Systems VENTUS VVS005s Operation And Maintenance Manual
Suspended air-handling units rated air flow range 280-4300 m3/h
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- Operation and maintenance manual (21 pages) ,
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Summary of Contents for VTS Medical Systems VENTUS VVS005s
- Page 1 Note! There are two options for time schedule operation. For details, follow manual for uPC3 Operation and Maintenance Manual VENTUS Suspended Air–Handling Units Rated air flow range 280 – 4300 m3/h www.vtsgroup.com OMM–VVS–ver.2.4 (01.2020)
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Page 2: Table Of Contents
Table of content Warming, Cautions and Notices .................. 4 Model Descriptions ..................... 5 General Information ....................6 Pre–Installation ......................9 Transport and storage ................... 9 4.1.1 Receiving Checklist ..................9 Installation Preparation ..................10 4.2.1 Unit Location Recommendations ..............10 4.2.2 Assembly in suspended position .............. - Page 3 5.3.1 Operation parameters .................. 30 Carel μPC controller ..................31 5.3.2 5.3.3 Cabling ......................32 Connection ......................33 5.4.1 Standard connection ..................33 5.4.2 Power connection ..................33 5.4.3 Connection of automation elements ............33 Preparation for start–up ..................... 37 Electrical system ....................
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Page 4: Warming, Cautions And Notices
In–depth familiarization with the content of this manual, assembly, start–up and operation of the air handling unit in line with the instructions provided and following all safety regulations will ensure the basis of efficient, safe and non–failure operation of the device. This operation and maintenance manual does not cover all possible variants of the unit’s configurations, examples of their assembly and installation as well as start–up, operating, repairing and maintenance. -
Page 5: Model Descriptions
Model Descriptions The VENTUS suspended air handling units AHUs are equipped with a wide range of are draw–thru air handlers for recuperation, functional sections which offers extensive cooling or/and heating load conditions of the possibilities of realizing the air treatment air flow range 280–4300 m3/h. -
Page 6: General Information
General Information VVS suspended units are manufactured in majority AHU’s configuration sections designed for assembly in suspended available in left–hand and right–hand execution configurations. All VVS AHUs are intended for (example in the fig.2). The version of the unit is indoor use, for cooperation with a duct determined by the flow direction of the air ventilation system. - Page 7 Fig.3. Example of the basic supply–exhaust unit (FPV) with additional coils section (HC): 1 – filters, 2 – counter–flow heat exchanger, 3 – fans, 4 – heater, 5 – cooler, 6 – droplet eliminator VVS005s–030s AHUs consist freely heater (water and electric, cooler (water and configurable sections.
- Page 8 FHEV: Fig.4. Example of the sections AHU size W [mm] H [mm] VVS005s VVS010s VVS015s VVS020s VVS030s 1080 Fig.5. Dimension of the section OMM–VTS–ver.2.4 (01.2020) www.vtsgroup.com...
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Page 9: Pre-Installation
Pre–Installation Transport and storage The air handling units are packaged for easy The AHUs have to be transported in their handling and storage on the job site. Upon working position and they shall not be stored delivery, inspect all components for possible one on the other. -
Page 10: Installation Preparation
Installation Preparation units designed suspended NOTICE! It is not acceptable to install the units horizontally on a wall (sideways – in installation. Suspension of units requires parallel to the ceiling). In case of vertical external rigging which shall be field–mounted. assembly important that... - Page 11 Fig.6b Example of suspending the AHU sections Fig.7 Suspension grips arrangement AHU size W [mm] VVS005s VVS010s 1150 VVS015s 1550 VVS020s 1550 VVS030s 2160 OMM–VTS–ver.2.4 (01.2020)
- Page 12 Fig.8a Joining sections and optional elements assembly. Fig.8b Joining sections and optional elements assembly. OMM–VTS–ver.2.4 (01.2020) www.vtsgroup.com...
- Page 13 Fig.8c Joining silencer section to the base. OMM–VTS–ver.2.4 (01.2020) www.vtsgroup.com...
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Page 14: Setting In Vertical Position
4.2.3 Setting in vertical position NOTICE! This position is not allowed for the AHUs containing the cooling or electric heating section as well as the cross–flow exchanger section. Setting in this position requires a rigid framework fixed to a wall. The AHU should be mounted to the framework with fixing grips and M8 screws. -
Page 15: Connection Of Heaters And Coolers
Fig.10 Duct’s connection rules 4.2.5 Connection of heaters and coolers Connection of the exchangers should be connections, counter exchanger's carried out so as not to allow for stresses connection with additional wrench (fig.11). which may result in mechanical damages or The supply system should be planned so as it leakage. - Page 16 Fig.11. Securing the screwed connections of the exchanger Supply and return exchanger connections should be connected so as the exchanger operates in a countercurrent way. Stream wise operation results in lower average temperature difference, influencing the exchanger’s performance. Examples of connecting supply and return pipelines for various AHU versions shown in the fig.12 Fig.12.
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Page 17: Draining Out Condensate
NOTICE: The DX coils have sweat connections. When brazing or welding piping: avoid exposing piping components to high heat when making sweat connections and protect the closest valve to the connection with a wet rag. NOTICE: Do not release refrigerant to the atmosphere! If adding or removing refrigerant is required, the service technician must comply with all federal, state, and local laws. -
Page 18: Electric Connection
Fig.14 Types of siphons 4.2.7 Electric connection Connection of electric AHU elements should temperature, way of cabling, distance from the be carried out by qualified personnel and power supply). should be done in accordance with any Before starting connecting power supply, standards and regulations being in force in a check conformity of the voltage and frequency country where the unit is installed. -
Page 19: Skid Removal
4.3.1 Skid Removal The unit ships on skids that provide forklift placing the unit in its permanent location. locations from the front or rear. The skid allows Remove the skids using a forklift or jack. Lift easy maneuverability of the unit during storage one end of the unit off of the skids. -
Page 20: Dx Coils
4.4.2 DX Coils Fig. 17 DX coil drawing Table 5 Dimensions of DX coils (Fig. 20) OD in Weight Volume OD out VSC Type [mm] [kg] [dm3] VVS005s DX 2-1 96,3 0,56 VVS005s DX 3-1 118,0 0,76 VVS005s DX 4-1 139,6 0,95 VVS005s DX 6-1... -
Page 21: Electric Heaters
4.4.3 Electric Heaters Connecting power supply to the heater with In suspended units, the electric heater is control module should be done directly in the selected dynamically depending heater section, according to the guidelines of selected operating parameters. Number of module operation maintenance... - Page 22 Fig.18a Electric heater connections with CG UPC OMM–VTS–ver.2.4 (01.2020)
- Page 23 Fig.18b Electric heater connections with VVS005s-VVS030s HEX module OMM–VTS–ver.2.4 (01.2020) www.vtsgroup.com...
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Page 24: Fan's Motors
4.4.4 Fan’s motors The fan of suspended units are integrated with Motors of the fan sizes 190, 225 and 250 are EC motors. Below table is showing data of integrated with control electronic. IP protection motor and possibility of fan configuration: class of the motors with the controller is 44. -
Page 25: Air Filters
4.4.5 Air Filters Pleated panel filters in three filtration classes respectively. Table 6 Panel filters sizes Section with Supplay or counterflow heat exhaust section Filtration AHU size exchanger with fan class WxHxC [mm] VVS005s 347x320x48 332x320x48 VVS010s 527x320x48 513x320x48 M5, F7, VVS015s 727x320x48 713x320x48... -
Page 26: Automation
Automation Description of controls 5.1.1 Introduction 5.1.4 Signaling controller status Application: Protection and control of supply and exhaust AHUs equipped with up to: two fan and two air dampers cooler, heater, heat recovery system Range of operation: VVS005s–030s Systems equipped with EC motors In the bottom left side of the controller, there are two LED indicators. -
Page 27: Simplified Control Panel - Hmi Basic Upc
parameters – the cursor starts from the upper left corner (which is the base position) and jumps on and on until going back to the upper left corner – then the loop can be started again To change the parameter marked with the cursor, use the UP/DOWN arrows Press ENTER to go confirm the change and to jump further... -
Page 28: System Start-Up
Note! There are two options for time schedule operation. For details, follow manual for uPC3. Note! If the Calendar is also in Auto mode, the AHU operation will rely only on protective and energy saving functions like Standby and Night Cooling. -
Page 29: Hmi Advanced Upc
5.2.2 HMI Advanced UPC 5.2.3 Selection of operating mode The AHU can operate in one of the following operating modes. Auto – AHU operates depending on – the calendar programming HMI Basic external control signals (binary inputs) critical temperatures, e.g. -
Page 30: Indication Of Operating Mode
or RRG recovery, that allows operation with closed intake/outlet dampers and full recirculation. That improves heating up the building. Heating – mode when heaters can be enabled Cooling – mode when coolers can be enabled Vent – Ventilation – energy saving mode, when neither heaters nor coolers are enabled and the unit operates only with ventilation and optional recovery unit. -
Page 31: Carel Μpc Controller
rated short–circuit current 6 kA coincidence factor 50 Hz ± rated frequency protection class IP40 0 ÷ 40 acceptable operating temperature supply voltage of control circuits 24 V AC EMC environment 5.3.2 Carel μPC controller RESOURCES Relay outputs Q1..Q7 Analog inputs Reference potential B1..B6... -
Page 32: Cabling
temperature 5.3.3 Cabling sensor HW back–water Connect power leads of the temperature 2x0,5 control gear and frequency sensor converter of the fan drive VTS–E– according Electric HE alarm switch 005 ter. 2x0,5 diagram. 22:23 HW anti–frost air 2x0,5 The wire cross–sections have side thermostat been selected for long term current capacity for analog... -
Page 33: Connection
Power supply connection for circulation Connection pump for the water heater, connector 1, N, PE at the main disconnector. 5.4.1 Standard connection The device in the standard version has full internal wiring. Equipment of the device: B2 – Temperature sensor – return ... - Page 34 Terminal connection – HMI Advance (N3) Analog output (0–10V DC) Y1 – Heating Y2 - Recovery Y3 - Cooling AO2 - Mixing damper Analog input (NTC10k) B1 – Temperature sensor – supply B2 – Temperature sensor – return ...
- Page 35 Digital output (24V DC) Digital input 1Y1 / 2Y1 - Dampers S1F - Fire alarm M1 - Heater 1 S2F - Heater alarm / Frost alarm Heater 2 S5F - Cooler alarm E1/E2.1 - Cooler 1 S6 - Mode 1 ...
- Page 36 Communication Modbus RTU – RS–485 Humidity sensor – supply Humidity sensor – room CO2 sensor VOC sensor HMI Basic OMM–VTS–ver.2.4 (01.2020) www.vtsgroup.com...
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Page 37: Preparation For Start-Up
Preparation for start–up – AHU start–up at putting the ventilation system ground cables connecting the control gear into service can be carried out only by qualified with ventilation ducts are installed, – and competent personnel. Before starting–up hydraulic and freon systems are fully the system and ducting must be thoroughly installed and ready for operation and cleaned. -
Page 38: Electric Heaters
Electric heaters Check the following: – electric connections, in accordance with electric diagrams for heaters' connection, – connection of the protection thermostat, – if the heating units do not touch other elements within the heating section, – if the heaters' heating units are not damaged. Water and freon coolers As in case of water heaters, check the following: –... -
Page 39: Start-Up And Adjustment
Start–up and adjustment The start–up is going to test if the AHU is through the frequency converter, by lowering made in accordance with the design and is the rotation speed. ready for operation. During increasing the load, check all the time Start ventilation/air–conditioning current consumed by the motor. -
Page 40: Heat Output Adjustment Of Water Heater
Heat output adjustment of water heater Heater output adjustment is proceeded by External conditions, similar to the rated ones setting appropriate amount of air passing occur within an annual cycle during relatively through the AHU. short period. In most cases you have to take Heater output adjustment consists in checking into consideration the fact that the adjustment the heater's performance from the air's side... -
Page 41: Operation And Maintenance
Operation and maintenance This documentation only covers general NOTICE! Personnel in charge of AHU operation should read through this guidelines regarding control periods ensuring error–free operation of the AHU due to various documentation before starting possible external conditions of AHU operation. operation and maintenance activities. -
Page 42: Filters
Filters During filter replacement also clean the In standard AHU operation conditions the filters should be replaced circa each twice a filtration section – vacuum or dry cleaning. year. Necessity of replacing the filter (beside In case of ordering a new filter set at the VTS authorized service provider, provide filter type, the visual contamination) is also indicated by filtration class, AHU size and, if needed and... -
Page 43: Electric Heater
8.3.2 Electric Heater Electric heater's battery consists of bare any electric connections, condition of heating heating coils. During AHU operation, when the elements and their contamination level. Any heater does not work, dust may settle onto the possible contamination should be removed heating coils. -
Page 44: Silencer Section
Fig.22. Access to the counter–flow heat exchanger in the unit VVS005s–030s Silencer section Silencer section is equipped with baffles with Cleaning should be performed with a vacuum mineral wool absorbing non–flammable cleaner or wet wiping of all surfaces. In case of acoustic energy. -
Page 45: Safety Instructions
– all screws fastening construction elements Checking the contamination level of the casing of the fan unit are tight. inside, rotor and motor should be carried out – Lack of rotor's balance can be caused by: every four months and the following elements –... -
Page 46: Technical Information To The Regulation (U) No 327/2011
Technical information to the regulation (U) No 327/2011 Implementing directive 2009/125/EC Model: 19/0,16 EC 22/0,37 EC 22/0,75 EC 25/0,37 EC 25/0,75 EC 60,2 60,8% 60,8% 60,8% 60,1% Static 2018 VTS, Poland 1-2-0294-1750 1-2-0294-1547 1-2-0294-1548 1-2-0205-4001 1-2-0205-4003 169W, 540m3/h, 370W, 1300m³/h, 750W, 1550m³/h, 450Pa 700Pa...
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