Air Handling Units. Catalogue made of expectations

Transcription

1 Air Handling Units Catalogue 2006 made of expectations

2 Automatics

3 Automatics Control elements Control applications Supply AHUs Heating: AS1, AS Cooling: AS4, AS Heating, Cooling: AS5, AS Exhaust AHUs Ventilation: AE Supplyexhaust AHUs: crossflow exchanger Ventilation: AP32 (VS 10 15) Heating: AP33 (VS 10 15) Cooling: AP164 (VS 10 15) Heating, Cooling: AP37 (VS 10 15) Ventilation: AP0 (VS ) Heating: AP1 (VS ) Cooling: AP132 (VS ) Heating, Cooling: AP5 (VS ) Supplyexhaust AHUs: rotary exchanger Ventilation: AR Heating: AR Cooling: AR Heating, Cooling: AR Stable operation, easy control he new VENUS AHUs mean a totally new automatics ensuring professional and easy control over ventilation and air conditioning system. It achieves air desired comfort conditions most cost effectively. An easily programmable controller interfacing with the users HMI is the heart of the new system. It guarantees unprecedented comfort and simplicity in regulation of air parameters. It is open to other, external control elements as well.

4 Control elements Function and application Construction Duct sensor Measuring the temperature of supply, exhaust and outdoor air. Securing max. and min. supply air temperature. resistance measuring element installed in an aluminium bayonet probe 25cm long Room temperature sensor Measuring air temperature inside a room. resistance measuring element installed on a printedcircuit board Differential control Control of filters contamination level in a unit measuring the permissible difference of air pressures before and behind the filter. Control of the operation of a fan unit with a belt drive signaling fan s ram effect by means of measuring pressures on the supply and exhaust side of the fan. Control of fan unit operation with a direct drive in case of a unit with electric heater. a membrane coupled with levers mechanism, when an acceptable pressure difference is exceeded, the membrane warps and disconnects electrical contact (filters contamination signal or fan unit operation) casing: plastic Antifrost thermostat on air side Antifrost protection of water heater: based on the measurement of minimum acceptable temperature of air going through a heater. When the minimum air temperature is exceeded, the signal transferred to the controller closes the air damper on air inlet, turns off the fan and opens the water valve to the max. measuring element: capillary with length of 2m for VS m for VS filled with refrigerant thermostat is equipped with adjusting screws which enable setting the minimum operation temperature as well as the temperature when the device switches on again (hysteresis) casing: plastic he thermostat is always installed on the first water heater in the AHU. Overheat protection thermostat Overheating protection for electric heater switching off the heater and automatic resume once the temperature is lowered by the hysteresis value. bimetallic element installed inside metal casing he element constitutes an optional equipment of electric heater. 72

5 Operation parameters HMI BASIC measurement: C measurement accuracy: ±0,5K measuring element: P0 output signal: resistant length of communication wires: max. 150m protection class: IP67 DESCRIPION Air treatment type: cooling heating LCD screen: current temperature on main control sensor given temperature operation mode alarm status he connection between the sensor and control box is made with shielded cable. Edition keys: setting value of temperature measurement: C measurement accuracy: ±0,5K measuring element: P0 output signal: resistant length of communication wires: max. 150m protection class: IP20 he connection between the sensor and control box is made with shielded cable. Built in room temperature sensor Keys of operation mode change: system switched off operation according to the calendar implemented in the controller standby: an AHU goes into operation mode if the set temperature is 2 C higher than the temperature on the main control sensor; analogically the AHU stops its operation when the set temperature exceeds the temperature on the main control sensor by 2 C AHU s operation at 60% of capacity AHU s operation at % of capacity measurement: Pa (filters class G4 F9) rated voltage: 250V AC (Imax=5A) output signal: voltage free (contact) NO or NZ respectively a number of cycles: (in 60 C) protection class: IP54 ambient temperature: C REGULAION OF EMPERAURE Regulation of temperature is carried out as hysteresis value change +/ 4.5 K around nominal temperature of the main sensor, set in the controller. temperature measurement: C antifrost signal setpoint value: +5 C (set by manufacturer) hysteresis: 1,7 12K rated voltage: 30 V DC 230 V AC output signal: voltage free (dry contact) protection class: IP 44 he thermostat s capillary should be installed at the lowest temperature zone of the liquid supplying the exchanger. ALARM SAUS Information on current alarms displayed in the shape of a group and a subgroup of alarm signals, e.g.: group: pressure switches; subgroup: prefilter pressure switch. overheating setpoint value: 65 C hysteresis switch off value: 22K output signal: voltage free (dry contact rated voltage: 20V DC 230V AC 73

6 Control elements Function and application Construction Carbon monoxide (CO) detector Indoor carbon monoxide detection. Exceeding the acceptable threshold carbon monoxide concentration activates the outputs controlling the fan s rotational speed. measuring element with microprocessor circuit installed inside a high rigid casing casing: plastic Optional control element. ONOFF and 010V air damper actuator ON OFF; 0 10V type Airflow open/cut off in air handling unit: ON/Off actuator. Mixing level control for outdoor and roomexhaust air (recirculation): 010 type actuator. Control of bypass air damper opening level for crossflow exchangers antifrost protection of exchanger (VS 21650): 010 type actuator. mechanical system with an electric motor installed inside plastic casing actuator adjusted for installation with a square stem 10 16mm or a round one 10 20mm For air handling units equipped with water heater, the air damper actuator is additionally equipped with a return spring air damper is closed when no supply voltage is present. hreeway valve with electric actuator emperature control of liquid flowing through the water exchanger (heater). Qualitative control: maintaining the constant flow of the liquid supplied to the exchanger, upon its temperature change. Control of mass liquid flow supplied to the exchanger retaining constant temperature cooler (placing the valve on the installation carrying the liquid away from the exchanger). In order to minimize the risk of liquid freezing in the exchanger (heater), integration between the valve and a circulating pump is recommended. Actuator: mechanical system with an electric motor installed inside plastic casing enabling smooth regulation of valve opening Valve: body material: k VS =2,5 63 bronz k VS = spheroidal iron control element: k VS =2,5 63 globule (stainless steel) k VS = grzybek head (stainless steel) kind of connection: hreaded DN15 dla k VS =2,5 10 DN25 dla k VS =16 DN32 dla k VS =25 DN40 dla k VS =40 DN50 dla k VS =63 Flange DN80 dla k VS = Frequency converter Smooth control of the air flow by proportional change of rotational speed of the motor fan unit. Maintaining fixed AHU s operation parameters at variable ductwork s flow resistances. Converter is designed only for VS AHUs as a standard element of fan unit equipment. electronic circuit which enables changing voltage frequency powering motor and maintaining optimum U/f characteristics the circuit is installed inside a plastic casing fan enabling internal cooling of the unit control panel enabling entering the frequency converter s parameters 74

7 Operation parameters HMI ADVANCED supply voltage: 230V AC output signal: 12V DC / max 0.1A voltage free (dry contact) power consumption: 5W protection class: IP 40 ambient temperature: C control type: twopoint open/closed 0% supply voltage: 24 V AC/DC input signal: ON/OFF 0 10 V DC torque: 16 Nm rotation angle: opening duration: ON/OFF: s (spring 10s) 010V: 80 s (spring 10s) number of cycles: max. air damper area: 4 m 2 protection class: IP54 ambient temperature: C DESCRIPION Main page Return to the main page regardless of a current screen display. Back Moving to a previous page or to the beginning of the page that is currently being displayed. Operation mode Choosing AHU s operation mode: Auto (acc. to calendar); On system switched on; Off system switched off; Stby the system switches on and off depending on the difference of temperatures. he fan status is additionally indicated by a green diode: continuous light fans in operatione; diode turned off fans switched off; flashing fans switched off temporarily, they can switch at any time (AUO, Stby). Information on alarms Access to the codes of current alarms. Alarm are indicated by a red diode. Edition keys Setting the value of a chosen parameter. Actuator control range: 0 % supply voltage: 24V AC/DC input signal: 010V DC rated torque: 8Nm for k vs =2,5 63 rated pressure load: 1800N for k vs = rotation angle: opening duration: 30s protection class: IP54 ambient temperature: C Valve operation characteristics: percentage constant/proportional k VS range: 2,5;4;6,3;10;16;25;40;63; average temperature: k VS = 2,5 10: up to 120 C k VS = 16 : up to 140 C glycol percentage in medium: 50% ambient temperature: C Navigation keys up/down Navigation between the parameters displayed on the screen. AHU OPERAION CALENDAR Confirming Moving to subsequent pages. Entering the edition of a chosen parameter value mode. ime zones control range: 10 Hz supply voltage: 1 and 3 phase V AC 3 phase V AC frequency range: Hz control terminals (programmable): 2 analogue inputs 0(2) 1 V, 0(4) 20mA 1 analogue output 0(4) 20mA 5 digital inputs 12V DC v 24V DC 2 relay outputs V DC/30V DC serial communication: Modbus RU Protocol motor connection: 3phase ambient temperature: 0 40 C protection class: IP21 Frequency converters conform with EMC Directive 89/336/EEC (RFI filters for the secondary environment are not required). ime zone parameters Programming operation parameters for the AUO mode with the possibility of dividing days with respect to time zones and assigning each of them with a desired ventilation air temperature acc. to the main sensor, value of air flow capacity, recirculation level, AHU operation status. 75

8 Control elements Function and application Construction Rotational speed regulator Maintaining controlled ventilation unit s air capacity by proportional change of rotational speed of the motor which is coupled with the fan. thyristor circuit installed inside plastic casing rotational speed regulator power switch he regulator is used only in VS AHUs as a standard element of the fan set. HMI BASIC user s room interface Control of the air temperature in a room. Displays ventilation and read out of a ventilation and air handling unit s operation parameters: air parameters; efficiency change (three stages); SAR/SOP; optional control element. electronic circuit with a resistance measuring element installed inside plastic casing LCD screen control panel Optional control element. HMI ADVANCED user s external interface Displays ventilation and read out of a ventilation and air handling unit s operation parameters: Air parameters; Efficiency change (smooth); recirculation level; work schedule set up; SAR/SOP; breakdown states. Managing operation of one or more AHUs from any location in a building by means of serial communication with a controller (controllers). electronic circuit installed inside plastic casing LCD screen control panel communication cable (15m) Optional control element. VS supply and supplyexhaust air AHU control box Regulation, control, protection of ventilation or air conditioning units operation parameters operation, temperature, air efficiency, breakdown states. Scheduled operation of a unit (in accordance with calendar) with a possibility of division into time zones. Control of unit s operation from any location in a building with the help of external communication elements HMI BASIC or HMI ADVANCED user s interface. Cooperation with external circuits in the field of: SAR signal; fire alarm; SAR/SOP system. set of elements protecting motors operation driver main disconnector metal casing, dimensions: 400x400x130mm 500x500x130mm VS exhaust AHU control box Regulation, control, protection of ventilation unit s operation parameters operation, breakdown states. Cooperation with external circuits in the field of: SAR signal; fire alarm; SAR/SOP system; CO detector. set of elements protecting motors operation main disconnector steering and control panel with a rotational speed controller metal casing, dimensions: 400x400x130mm 76

9 Operation parameters HMI ADVANCED AHU OPERAION MODE speed control range: 0 % supply voltage: 230V AC / 50 Hz controlled load voltage: V slowblow fuse: 6,3 A protection class: IP21 ambient temperature: 0 50 C supply voltage: 12 15VDC emperature measurement measurement: 0 40 C measurement accuracy: +0,5K measuring element: NC output signal: resistant length of communication cable: max. 50m protection class: IP30 operation conditions: 0 50 C / φ<85% Mode: On Off Stby Auto Information on a selected AHU operation mode. On switched on: AHU is working in accordance with the settings on the control panel. Off switched off: fans stopped, air dampers and control valves closed. All sensors and measuring elements are active. Potential alarms are indicated. Stby standby: An AHU goes into operation mode if the set temperature is 2 C higher than the temperature on the main control sensor. Analogically the AHU stops its operation when the set temperature exceeds the temperature on the main control sensor by 2 C. Auto: AHU s operation is regulated by specific time settings. supply voltage: 12V DC external communication: serial port standard: RS232 length of communication cable: max. 15m protection class: IP50 operation conditions: C / φ<85% Mode: On Off Heating Cooling PreHeating Information on a current AHU operation mode. On AHU switched on (only fans in operation). Off AHU switched off. Heating heating process initiated. Cooling cooling process initiated. PreHeating initial heating, the function is active while an AHU is being started. It prevents low temperature air from being sucked into an AHU. emp Setup: C. Information on the set air temperature. Main emp: C. Information on the set air temperature around the main sensor. MENU Moving to a window with a list of available parameters and settings. supply voltage : 3x400V or 1x230V AC frequency: 50Hz + 1Hz control voltage: 24V AC ALARM SAUS Driver external communication Serial port standard: RS232 standard: RS485 protocol: ModbusRU LonWorks network interface standard: F10A protocol: Lonalk protection class: IP54 ambient temperature: 0 40 C Filter s pressure switch Antifrost thermostat supply voltage : 3x400V or 1x230V AC frequency: 50Hz + 1Hz control voltage: 24V AC protection class: IP54 ambient temperature: 0 50 C Access to the current alarms code library where a user can find out about the time of a specific alarm and a kind of danger e.g.: activation of pressure switches of filters or the fan unit; a signal from the antifrost thermostat; activation of a shortcircuit or overload protection; signal of overheating of an electric heater. 77

10 Control applications Supply AHUs S2F S3F 1M2 Y1 S2F S3F 1M2 Y1 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 78

11 Control applications Supply AHUs Y 2 Y 2 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 79

12 Control applications Supply AHUs S2F S3F 1M2 Y1 Y 2 S2F S3F 1M2 Y1 Y 2 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 80

13 Control applications Exhaust AHUs Control Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Air flow control depending on CO condensation ratio. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Fan unit protection the function is active: for the fan unit with belt drive; Overload protection of a drive unit. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 81

14 Control applications Supplyexhaust AHUs: crossflow exchanger S2F S3F 1M2 Y1 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 82

15 Control applications Supplyexhaust AHUs: crossflow exchanger Y 2 S2F S3F 1M2 Y1 Y 2 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 83

16 Control applications Supplyexhaust AHUs: crossflow exchanger S2F S3F 1M2 Y1 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 84

17 Control applications Supplyexhaust AHUs: crossflow exchanger Y 2 S2F S3F 1M2 Y1 Y 2 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 85

18 Control applications Supplyexhaust AHUs: rotary exchanger S2F S3F 1M2 Y1 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 86

19 Control applications Supplyexhaust AHUs: rotary exchanger Y 2 S2F S3F 1M2 Y1 Y 2 Control Indoor temperature control (HMI BASIC), optional for supply/exhaust air. Control of the energy recovery level first stage of heating/cooling. Air flow control (frequency converter for VS or rotational speed regulator for VS 1015). Operation according to calendar temperature, efficiency, operation mode (OPERAION, SANDBY, SOP). SANDBY maintaining the minimum, set indoor temperature. Information Information on outdoor, supply, exhaust and indoor air temperatures. Filter contamination info. Alarm status info. Analog and digital output status info. Protection Limiting the allowed supply air temperature. Fan unit protection the function is active: for the fan unit with belt drive; if an electric heater is applied. Overload protection of a drive unit. Antifrost protection of a water heater. Protection against overheating of an electric heater. Antifrost protection of an energy recovery exchanger. he control application layouts have been prepared on the basis of water exchangers. he quantity of applied pressure switches for filters depends on the filters configuration (p. 57). 87

20 Psychrometric chart air temperature 88

21 Climate parameters CHINA CZECH REPUBLIC ESONIA KAZAKHSAN LIHUANIA LAVIA GERMANY POLAND RUSSIA SLOVAKIA UKRAINE HUNGARY UNIED ARAB EMIRAES EUROPE WORLD Country Peking Shanghai Prague Brno Ostrava allin Almaata Astana Vilnius Klaipeda Riga Berlin Frankfurt Hamburg Munich Warsaw Gdansk Krakow Przemysl Suwalki Moscow St. Petersburg Samara Kazan Jekaterynburg Krasnodar Rostov Nizni Novogrod Krasnoiarsk Irkutsk Vladivostok Omsk Perm Novosybirsk Murmansk Bratislava Kosice Kiev Doneck Odessa Dnepropietrovsk Lvov Budapest AbuDhabi Dubai Bucharest Paris Amsterdam Minsk Vienna London Amman ArRijad Muscat Kuwait Bombay Delhi Washington Montreal own Above sea level [m] Pressure [kpa] * Relative humidity has been accepted for winter period conventionally. Summer Winter emperature Enthalpy Relative emperature Enthalpy Relative [ C] [kj/kg] humidity [%]* [ C] [kj/kg] humidity [%]* Optional functions and accessories Optional functions L VS E m h x w h [mm] 2 x w E 2 [kg] [mm] [mm] x x x x x x x x x x x x x x x x x x x x x x x x x x x x x x L VS M m h [mm] 2 x w 2 h 3 x w M 3 [kg] [mm] [mm] x x x x x x x x x x x x x x x x x x x x x x x x x x x x Accessories E empty section M mixing box FC flexible connection AD air damper VS L S [mm] m S [kg] VS L F [mm] S silencer F secondary filter m F [kg]

22 VS worldwide VS Polska Sp. z o.o. Słonecznikowa Kosakowo Poland tel.: fax: gdynia@vtsclima.com