Komfovent DOMEKT RHP 400 U-2.8/2.4 Скачать руководство пользователя страница 20

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RHP-C5.1_21-01

6.3. External Elements Connection

The air handling unit is designed with external connection terminals which are located on the con-

troller box, inside the air handling unit. All external control elements are connected to the terminals.

1
2

1. „Ethernet“ computer network or internet connection

2. Control panel connection

6.3 a Picture. Controller with connection terminals

37 38 39 40 41 42 43 44 45 46 47 48

13 14 15 16 17 18 19 20 21 22

~24V

GND

FG1

Indication

control

Cold water mixing valve /

DX capacity control

Hot

water

Cooling

water

Heating

water

pump

230V

AC,

pump

230V

AC,

mixing

valve

actuator

Humidifier

Run

Alarm

Common

TG3

TG2

TG1

IN5

23 24

25 26 27 28 29 30 31 32 33 34 35 36

~24V

0..10V

NTC

MODBUS RS485 connection

OVR

control

Common

Return

water

Supply

air

temperature

sensor

temperature

sensor

Fire

system

External

stop

Control

input

External control

NTC

GND

IN4

IN3

IN2

IN1

10 11 12

Water pump /

coil alarm

DX3

/ Heating

DX2

/ Cooling

DX1/

Start

Air damper actuator

Supply air

pressure sensor

Exhaust air

pressure sensor

Air quality sensor

Humidity sensor

6.3 b Picture. External control elements connection

Содержание DOMEKT RHP 400 U-2.8/2.4

Страница 1: ...RHP Standard units EN Installation and Operation Manual C5 1 ...

Страница 2: ... 19 6 1 Air Handling Units Sections Connection 19 6 2 Electric Power Supply Connection 19 6 3 External Elements Connection 20 6 4 Temperature Sensors Installation 21 6 5 Requirements for the installation of the control panel 21 6 6 Control panel connection 21 7 OPERATION MANUAL 22 7 1 Unit Control 22 7 2 Control panel indication 22 7 3 Parameters overview 23 7 4 Operation modes selection 23 7 5 Me...

Страница 3: ...by unit mounting position If in transportation phase unit was slanted more then 15 heat pump can t be started in a 2 hours Forklift truck or hand pallet truck can transport air handling unit as it is shown 1 a b c Pictures Vertical and horizontal unit transportation by forklift truck hand pallet truck or crane 1 a Unit is transported by forklift truck on a wooden pallet 1 b Unit is transported by ...

Страница 4: ...risk of condensation To maintain a good indoor climate comply with regulations and to avoid condensation damage the unit must never be stopped apart from during service maintenance or in connection with an accident If the unit is placed in spaces with high humidity condensation might occur on the surface of the unit when outdoor temperatures are very low Under conditions when the outdoor air tempe...

Страница 5: ... notice RHP C5 1_21 01 5 Table 1 Unit size Min air flow when compressor switched off m3 h RHP 400 U 2 8 2 4 250 RHP 600 U 3 7 3 250 RHP 600 U 4 4 3 8 400 RHP 800 U 5 3 4 7 400 RHP 800 U 6 1 5 8 600 RHP 1300 U 8 1 6 6 600 RHP 1300 U 9 2 7 6 800 RHP 1500 U 9 6 7 8 800 ...

Страница 6: ...ir heat exchanger 10 Automatic control 11 Connection of main cable 12 Heat pump R right inspection side L left inspection side is mirror view of the right A Outdoor intake B Supply air C Extract indoor D Exhaust air Air Handling Units Schemes RHP 600 UH RHP 800 1300 1500 UH 5 12 8 37 1 1011 7942 6 6 10 2 4 9 1 78 3 12 5 11 7 RHP 600 UV RHP 800 1300 1500 UV 5 7 3 12 4 9 1 11 8 10 2 6 7 4 9 2 6 7 7 ...

Страница 7: ...ure for cooling is 20 C If outside air temperature exceed this limits heat pump will be switched off and indication icon will be displayed on control panel screen see page 22 Before commissioning make sure that the air handling unit is filled with refrigerant This can be done by looking through the moisture indicator The unit is equipped with moisture indicator At high moisture content of the syst...

Страница 8: ...air heat exchanger 1 Compressor 9 Defrost valve SVD 2 Reversing valve SVR 10 High pressure pressostat HP 3 Expansion valve 11 Low pressure pressostat LP 4 Expansion valve orifice for heating mode 12 Electronic expansion valve EXV 5 Expansion valve orifice for cooling mode 13 High pressure transmiter HPT 6 Check valve 14 Low pressure transmiter LPT 7 Filter dryer 15 Discharge gas temperature sensor...

Страница 9: ...e activated Due defrost supply air temperature decrease Units are equipped with electric heater to heat up air in defrost mode or in low outside temperatures Heat pump start may be limited due to low pressure or low outside air temperature information message shows up on display If heat pump operation are limited heating or cooling function carried out by secondary heater cooler if installed Heat ...

Страница 10: ...ty requirements Opening for inspection can not be smaller than dimensions of the unit and unit itself must be mounted in a way that if needed for example in case of complicated repair it can be easily dismounted The minimum free space in front of the control panel should be not less than 700 mm The free space over the top of the unit should be at least 500 mm 3 1 a b Picture Rubber mat must be use...

Страница 11: ...nnections All condensate drain connections must be correctly trapped Incorrect trapping can result in flooding within the unit and consequent flooding of the immediate area Fill the drain trap with water before starting up the unit All drain lines should be insulated where passing through any space where damage from condensa tion drip might occur If the unit is installed in unheated premises the c...

Страница 12: ...1 has to be mounted in the supply air duct under electric heater see the functional diagram in Control System Electrical Installation and Operation Manual It is necessary to leave space in straight air duct for sensor mounting and guarantee the space for maintenance and service work Minimal space between the unit and B1 sensor is the space of double air ductdiameter Ductwork steelwork and any othe...

Страница 13: ...running should be immediately investigated as this usually an indication of wear or imbalance in the fan system 3 Air heater check Recommended to perform periodical inspection and cleaning of heater Check the plates of water air heater The air heater is cleaned with hoover from supply air side or with air blast from exhaust air side If it is very dirty wash with tepid water which will not make cor...

Страница 14: ...ters 7 Heat pump maintenance Sight glass must be checked If in the heat pump hydraulic circuit are moisture indicated by sight glass it is possible for incorrect expansion valve operation Heat pump s visual maintance should be carried out if where are no cracks or refrigerant leakage Tubes insulation should be checked if where are no cracks or damaged places Heat pump For heat pump service back un...

Страница 15: ... Compressor 2 4 way valve 3 Expansion valve 4 Expansion valve orifice for heating mode 5 Expansion valve orifice for cooling mode 6 Check valve 7 Filter dryer 8 Sight glass 9 Defrost valve 10 High pressure pressostat 11 Low pressure pressostat 12 Electronic expansion valve EXV 13 High pressure transmiter HPT 14 Low pressure transmiter LPT 15 Discharge gas temperature sensor DT 16 Suction gas tempe...

Страница 16: ...t prior notice RHP C5 1_21 01 16 5 TECHNICAL INFORMATION Horizontal units RHP 600 1500 UH W1 h2 h1 W2 W3 W W4 h3 h4 H Vertical units RHP 600 1500 UV W W2 W1 L1 L2 L3 L4 W3 W4 h H Vertical unit RHP 400 V W L H h 77 W2 W1 L1 L3 W3 W4 L2 L4 B B B A A A D D D C C C ...

Страница 17: ...1 5 8 910 1508 1059 989 255 3 400 16 1 2 2 170 250 6 1 5 8 1300 UH 8 1 6 6 910 1670 1508 989 260 3 400 18 2 2 2 385 250 8 1 6 5 1300 UV 8 1 6 6 910 1508 1059 989 260 3 400 18 2 2 2 385 250 8 1 6 5 1300 UH 9 2 7 6 910 1670 1508 989 260 3 400 20 5 2 2 385 250 9 2 7 6 1300 UV 9 2 7 6 910 1508 1059 989 260 3 400 20 5 2 2 385 250 9 2 7 6 1500 UH 9 6 7 8 910 1670 1508 989 260 3 400 21 9 2 2 470 250 9 6 ...

Страница 18: ...ter if necessary C4 Evaporator obstructed Clean evaporator surface C5 Expansion valve does not work properly Check and replace if necessary C6 Refrigerant filter clogged Check and replace if necessary C7 Moisture in heat pump hy draulic circuit Replace filter and dry out system C8 Low level of refrigerant Check circuit with leak detector Repair evacuate and refill circuit with refrigerant D1 Evapo...

Страница 19: ...wires and cables 6 2 Electric Power Supply Connection If the air handling unit voltage is 230 V 50 Hz it is necessary to install the socket with grounding of corresponding capacity see electric diagram unit If the voltage is 400 V 50 Hz the cable of electrical power supply is connected to the main switch which is located on the unit s outside wall It is necessary to connect earthing Types of cable...

Страница 20: ...G1 DX Indication control Cold water mixing valve DX capacity control Hot water Cooling water Heating water pump 230V AC 1A pump 230V AC 1A mixing valve actuator Humidifier Run Alarm Common Common TG3 TG2 TG1 S1 S2 IN5 L L N N N N N 23 24 25 26 27 28 29 30 31 32 33 34 35 36 24V 24V 24V 24V 0 10V 0 10V 0 10V 0 10V C NTC B5 B9 B8 B7 B6 MODBUS RS485 connection OVR control Common Return water Supply ai...

Страница 21: ...ere the following conditions are ensured 1 1 ambient temperature 0 ºC 40 ºC 1 2 relative humidity range 20 80 1 3 protection against vertical dripping of water IP X2 2 Control panel connection is provided through a hole in the back or bottom side 3 The panel can be mounted on a flush mounting box or in any other place just screwing two holes on the fastening surface 6 6 Control panel connection Th...

Страница 22: ...ection of operation modes Menu Indication of unit opera tion modes and functions Main parameters overview window Switching between overview windows Time Explanation of the displayed symbols Air humidifier operation Summer night cooling mode Weekly operation mode Holiday operation mode Override mode Alarm signal Heat pump operating prohibition1 Fan operation Air flow increasing by activated functio...

Страница 23: ...odes selection Six operation modes are possible one of them user can select directly from control panel main window Two Comfort and two Economy modes for each of them the user can set air flow and temperature Special mode allows the user not only to set air flow and temperature but also to select blocking or using heating cooling and other functions OFF mode completely turns off the unit Reset set...

Страница 24: ...nsumed energy of the heater and how much energy was recovered by the heat exchanger 7 5 1 3 Efficiency status Menu for the heat exchanger efficiency and energy recovery monitoring in real time 7 5 1 4 Detailed information All temperature sensor readings functioning of separate air handling unit elements and other detailed information is available in this menu Operation counters Air heater 121 kWh ...

Страница 25: ...entilation intensity will be in creased if the CO2 level grows and will be decreased when it returns to the previous condition The function of air quality operates only if no other below function is active at the same time summer night cooling min temperature control outdoor compensated ventilation 7 5 2 2 Operation on demand The air handling unit start up function is designed to start the unit wh...

Страница 26: ...ny time even when the air handling unit is not working and is in standby mode User can set indoor temperature at which this function starts and stops When this function is active the current ventilation level is switched to the maximum ventilation intensity 100 and ventilation is performed only by means of fans i e at that time neither the air cooling nor the energy recovery functions operate Summ...

Страница 27: ...nce of air humidity determined by the user For proper operation of the function one or two addi tional humidity sensors shall be connected depending on where humidity will be maintained There are two modes for maintenance of humidity Supply air The determined humidity of supply air is maintained using the supply air duct humidity sensor B9 Room air The determined humidity of indoor air is maintain...

Страница 28: ...0 Delete program Add new program Enable Program 1 Operation program 7 5 3 2 Holidays Holiday schedule specifies the time period during which the unit operates under selected mode Possible to set up to ten holidays Holidays 2 Operation mode STANDBY From 12 14 Till 12 26 Delete holiday Holidays Holidays 1 Add new holiday 7 5 4 Settings This menu is for air handling unit and the user parameter settin...

Страница 29: ...h control is performed while the other air flow in this case discharged air operates as the slave ventilation system and always follows the master one If the supply air re quirement in the ventilation system which is assigned as the master system decreases the intensity of discharged air in the slave system is reduced correspondingly by the same percentage If the variable air volume control functi...

Страница 30: ...erface 1 2 3 terminals picture 6 3 b 7 5 4 2 Personalization In this item for the user are presented menu language measurement units and other control panel settings 7 6 Control of air handling units through a web browser You may not only monitor the operation of air handling units and the functionality of their individual components change settings and activate extra functions by means of control...

Страница 31: ... etc the air cooling function will be activated and the mixing valve actuator TG1 will be controlled under the air cooling mode 7 7 2 Inverter direct evaporation cooler control By default all RHP units are provided with inverter type DX cooler control which allows stepless control of the compressor For the inverter unit power control there is a modulated signal TG2 as well as signals cooler start ...

Страница 32: ...pply air flow Too high resistance of the ventilation system Check pressure pipes air dampers air filters and make sure that the ventilation system is not blocked Low extract air flow Too high resistance of the ventilation system Check pressure pipes air dampers air filters and make sure that the ventilation system is not blocked VAV calibration fail Pressure sensors are not connected or broken Che...

Страница 33: ...ng the RESET press button on the heater Evaporator air tem perature sensor failure The evaporator air temperature sensor is not connected or broken Check connections of the sensor or replace the sensor Evaporator icing The evaporator is iced over due to exces sively high humidity content in the exhaust air and low outdoor temperatures Check the operation of the evaporator defrost system High press...

Страница 34: ...k the condition of the rotor motor and make sure that the rotor is not blocked Communication error No communication with the internal com ponents of the air handling unit controller extension modules frequency converters fans etc or one several of them are broken Check internal connections and functioning of separate components Controller failure Main controller module fault Replace the main contr...

Страница 35: ......

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