MODULAR AIR-COOLED CHILLER (HEAT PUMP) Contents I. Overview........................... 3 II. Safety Precautions......................... 5 III. Unit Description........................7 1. Scope of Application, Purposes and Characteristics............7 2. Standard Compliance......................8 IV. Specifications........................10 1. Model Nomenclature......................10 2. Technical Specifications..................... 10 3. Structure Diagrams......................14 V. Unit Installation........................16 1.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 4. Installation Description of the Main Water Outlet Temperature Sensing Probe....65 5. Description of the Connection Between the Temperature Sensing Probe/Water Pump and the Chiller......................... 66 6. Environmental Protection Description.................. 67...
MODULAR AIR-COOLED CHILLER (HEAT PUMP) I. Overview This manual is the customer's property and should be used together with the unit. After work, put the manual back in the technical documentation bag and keep it properly. Please read through this manual carefully before installing the air conditioning unit, and install and maintain the unit according to the manual, ensuring normal and reliable operation of the unit.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Warning Do not use unqualified refrigerant, refrigerant substitute or refrigerant additive. Incorrect using method or using unqualified refrigerant, refrigerant substitute or refrigerant additive will lead to unit damage and various safety hazards. Please select qualified refrigerant or call the 400 hotline to purchase qualified refrigerant. All the technicians operating refrigerant must have acquired qualification certificates, and know very well and strictly observe the technical requirements, laws and regulations related to refrigerant use, handling, recovery, and recycling.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) II. Safety Precautions ◆ Before operating the unit, read all the items in "Safety Precautions" carefully. ◆ "Safety Precautions" lists all important items related to safety. To prevent electric shocks, fire and other possible injuries, be sure to bear in mind and strictly abide by the following rules: Install a leakage circuit breaker.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) The user cannot try to repair the unit independently. Improper repair may lead to an 令 operation failure or burnout of the unit. To have the unit repaired, the user needs to contact the local branch or authorized maintenance service provider. Caution When charging or adding refrigerant to the unit, make sure that the charging amount and refrigerant type are consistent with the information on...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) the maximum energy efficiency of the unit. The modular combination design allows the unit to automatically lower the load in the case of partial loading, thereby achieving energy-efficient operation. High-precision EXVs for throttling The unit uses Electronic Expansion Valves (EXVs) as fine and adaptive control components for refrigerants, to implement dynamic matching between the refrigerant and compressor for the cooling system.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) Multi-protection design The modular design allows starting the unit in a hierarchical way, reducing the impact of the startup current on the power grid. The unit is equipped with multiple types of protection, including compressor overload protection, water shortage protection, system overpressure protection, system under- pressure protection, compressor exhaust over-temperature protection, frequent unit startup protection, external interlock protection, water outlet under-temperature protection,...
MODULAR AIR-COOLED CHILLER (HEAT PUMP) IV. Specifications Model Nomenclature T C A Feature: cooling-only type-C; heat pump type-H; cooling and heating in all operating conditions all the year round-HA; High heating efficiency-HE Design SN: X (shell-and-tube type, R410A refrigerant) Y(U shaped heat exchanger) Model: 201, 301, 401 Name code: modular air-cooled chiller (heat pump)
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) outdoor web-bulb temperature of 6°C. About 6% loss caused by system pipelines, water pumps, valves, and dirt after unit installation shall be considered for the cooling (heating) capacity in actual application. Units of model TCA201/301XH are not allowed to run in cooling mode at an ambient temperature lower than 5°C, and units of model TCA201XHA are not allowed to run in cooling mode at an ambient temperature lower than -20°C,units of model TCA401YH are not allowed to run in cooling mode at an ambient temperature lower than -18°C.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) (3) Non-standard power Model TCA301XC/B TCA401XC/A Nominal cooling capacity Nominal heating capacity Nominal Cooling Power Input 32.25 41.9 Nominal Heating Power Input Max. Power Input Single unit energy regulation 0-50-100 Power supply 460V 3N~ 60Hz 380V 3N~ 60Hz Rated water flow 17.2...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Remarks: The nominal cooling capacity and nominal cooling input power are tested at the rated water flow, water outlet temperature of 7°C, and outdoor dry-bulb temperature of 35°C. The nominal heating capacity and nominal heating input power are tested at the rated water flow, water outlet temperature of 41°C, and outdoor dry-bulb temperature of -12°C, wet-bulb temperature of -13.5°C.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 401XC, 301XC/A, 401XC/A, 401XH/A Electrical Water out Water in control cabinet 6-Φ14 (hole for installation) 201XHE Water in Water out Electrical control cabinet Φ 14 (hole for installation) 401XHE Water out Water in Electrical control cabinet 6-Φ14φ14 (hole for installation)
MODULAR AIR-COOLED CHILLER (HEAT PUMP) V. Unit Installation 1. Key Points for Installation Acceptance After receiving units, a customer shall carefully check whether the unit casings and internal components are in good condition. If a unit is damaged, record it in the delivery note and notify the carrier and local sales office of the damage in written form within three days.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) precast using cement. The unit can be supported by a bracket made of angle steel, with shockproof rubber pads. It can be also placed on the ground or flat roof. The base surface must be flat and horizontal. The figure below shows the base for modular combination installation of the TCA301XC/B, TCA401XC/A, TCA201/301/401XH, TCA201/401XC and TCA201XHA units.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 2200 2200 2200 2200 (2200+m)*a-m ≥300 2200 2200 2200 2200 (2200+m)*a-m The figure below shows the foundation for modular combination installation of the TCA401YHE,TCA401YH,TCA201YCG,TCA401YCG units. Installation Spacing (mm) Model ≥500 TCA401YHE 2250 1150 ≥500 TCA401YH 2250 1150 ≥500...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Notes: a indicates the number of modules of different models. For the values of m and n, see the table in the installation foundation diagrams. The foundation is made of reinforced concrete or channel steel frame, and is capable of bearing the weight of no less than 500 kg/m².
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) ≥1800 ≥1800 ≥3000 The figure below shows the installation space of the TCA401XHE units. Installation Spacing (mm) Model TCA401XHE 1720 ≥1000 Notes: a. The installation space of the unit must meet relevant dimension requirements for the ease of overhaul and maintenance.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) In the region of Monsoon, if air side heat exchanger is installed against monsoon, please install wind cap as request in case strong wind may affect air flow of the unit, meanwhile avoid snow accumulation when snowing. Windshield 1.2m (4) Cold Area and Anti Snow...
MODULAR AIR-COOLED CHILLER (HEAT PUMP) Installation diagram of freezing area: Steel beam Reinforced concrete Underground drain 3. Unit Installation...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Caution After a unit is delivered from the factory to the installation site, keep the proper package before hoisting. Pay attention to the following points during hoisting: A: Handle the unit with care and keep the unit upright. B: Prevent sliding caused by collision with other objects.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) Hoisting diagram for common models 4. Installation of the Water System Cooling 20 - 40 50 - 60 80 - 160 160 - 240 240 - 500 500 - 800 capacity (refrigeration ton) Water pipe diameter DN (mm) Refer to the following table for the diameters of the main water inlet and...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Components of the water system Replenish water Water pump Flexible Gate Globe 3-way Y type filter Full connector valve Expansion valve solenoid valve water tank Drain Pressure Thermometer Check Solenoid valve Float valve Automatic gauge valve discharge valve Service...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Install a water flow regulating valve on each water outlet branch pipe of the unit, to regulate the flow of water entering each unit to be consistent. Install drain valves on the water inlet and outlet pipes of the unit. With the drain valves, water inside the unit can be drained away when the unit is not used for long in winter, thereby preventing water from freezing in the water-side heat exchanger and water pump and damaging the unit.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) may be clogged, causing severe damage of the unit. Caution Install an energy storage water tank on the main return water pipe of the unit and calculate the water volume as per the method described in this manual.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) pressure. Add water from a low position and discharge air from a high position during pressure testing. Add water slowly and evenly, stop the pump operation when the pressure reaches the required pressure, and check the system. Do not carry out the repair work when pressure is not relieved.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) (6) Installation of Water Flow Switches A water flow switch is 1 inch in size with external thread. Water flow switches must be upright and installed in straight pipe section. The length of the straight pipe section before and after a water flow switch must be greater than 5 times the pipe diameter.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) ambient temperature in winter, lest it fails to function properly. The formula for calculating the capacity of the expansion water tank is as follows: Volume of the expansion water tank: V = (0.03~0.034) Vc Vc indicates the water volume of the system. (9) Installation of Water Pipelines Water inlet and outlet collection pipes of the unit: For the distance between water inlet and outlet collection pipes and the unit as well as the...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) d. Maintain the slope of 0.5% to 1% in the arrangement of condensate drain pipes. Do not elevate the condensate drain pipes regardless of the hoisting elevation of air-side devices and whether pipelines are wound around the beam. Observe the nearby drainage principle, determine the water drainage point, shorten the pipeline as much as possible, reduce the pipeline decline caused by slope, and raise the ceiling height.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Flow L/s 0.12 0.22 0.46 0.32 0.14 0.60 Loss kPa/ 100 m The table blow lists the pipe diameter and required number of air-side devices (Fan Coil Units (FCUs)). The data is based on the FCU of TCR300-TCR600. Use the lower limit when the size of the FCU is large, and use the upper limit when the size of the FCU is small.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 2-way valves are used to adjust the water flow of the indoor FCU, and excessive chilled water flows out through the bypass valve, to prevent the evaporator damage when the total water flow is reduced because the 2-way valve is turned down. Differential pressure bypass valve: If the number of 2-way valves used for air-side devices exceeds 50% of the number of air-side devices and interlock bypass valves are not used, automatic differential pressure...
MODULAR AIR-COOLED CHILLER (HEAT PUMP) unit. In this way, low-temperature water will not enter the unit and damage the evaporator. 5. Electrical Installation (1) Power Supply and Electric Parameters of the Unit The minimum starting voltage of the unit must be kept above 90% of the rated voltage, the voltage must be within ±10% of the rated voltage range during operation, and the voltage difference between the phases should be within the range of ±2%.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Non-standard power: Minimum cross-sectional area of Maximum power wire (mm Communication Copper bar size Model operating connecting (A x B) current (A) wire (RVVP) Phase Neutral line line The wire for TCA301XC/ The cross-sectional area connecting the of the copper bar (A x B) chiller...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Caution: The recommended specification of the power wire is the copper core cable used by the 70°C multi-core PVC insulated cable passing through sleeves and laid through the insulating wall at the ambient temperature of 30°C in the air and 20°C in the ground (see the IEC_60364-5-523 Wire and Cable Carrier Flow Standard).
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) the figure are provided for site and are not provided at delivery. Warning To ensure personal safety, connect ground wires for the unit in accordance with the electrical regulations. The unit uses scroll cooling compressors. It is forbidden to run the compressors in reverse direction.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) (4) Unit Interconnection Schematic Diagram Caution The following circuit diagrams are applicable to standard units. The circuit diagram in the manual may differ from the actual circuit diagram pasted to the unit due to product innovation and improvement. The circuit diagram pasted to the unit shall prevail.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) (5) Electrical Schematic Diagram of the Unit Note: The schematic diagram is subject to the actual product that comes with the unit! VI. Unit Commissioning and Operation Description Caution Be sure to check the entire air conditioning unit system before powering on for trial operation.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) installed using a blind hole, and whether the main water outlet temperature can be sensed accurately.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 4. Checking the unit Check whether the appearance of the unit and the piping system inside the unit are in good condition after transportation and handling. Check whether the electrical lines of the unit are correct, whether the water flow switch is installed and connected to the control loop, whether the pump contactor is interlocked with the control loop, and whether the main water outlet temperature probe of the unit is connected to a correct position.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) VII. Operation Description of the Unit Controller 1. Safety Precautions Caution The controller of the air-cooled chiller (heat pump) is a precise assembly. Be sure to read through this controller manual carefully before performing any operation. Any misoperation may damage the unit or cause personal injury.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) Maintenance precautions ● When the controller is faulty, uses are not allowed to repair it at discretion but contact the manufacturer in a timely manner. ● The unit can be maintained and repaired only when the unit is powered off and the power supply is cut off.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) when default values need to be restored. Unit Operation Description (1) Wired controller instructions (A) Output of touch-type wired controller: Icon Name Function 1) Query errors on the main interface. Query 1) Tap Menu to enter the function menu on the default interface. 2) Tap Menu to return to the preceding level of menu on Menu the setting interface or query interface.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) the unit is shut down. If the water pump is started, the water pump symbol ( ) is displayed; if the water pump is not started, the symbol is not displayed. If the word "Ambient" blinks, the ambient temperature for unit (including submodules) operation does not meet operating conditions.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 1) Current errors Check Unit Error 2) Historical errors 1) Main controller program version Program 2) Wired controller program version Version (B) Output of 7" touch screen: A 7" touch screen is configured to implement communication between the chiller with the ODU through RS485 (COM2 port (A+, B-) of the touch screen is connected to A and B on the main board of the ODU).
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) 1. Enter the user login page through the login icon on the homepage (or the run screen); User login 2. The user can log in to get the corresponding operation permissions; 3. The current logged-in user can exit. 1.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Functions of the S1 DIP Switch(TCA401YHE,TCA401YH,TCA201/401YCG) S1-1 S1-2 S1-3 S1-4 Master Y series HP Sensor unit Slave unit X series Standard HP Switch S1(5678) (slave unit quantity for the master unit, and slave unit address for the slave unit) S1-5 S1-6 S1-7...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Functions of the S3 DIP Switch S3-1 S3-2 S3-3 S3-4 TCA201 Compres sors in parallel connecti TCA401...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) (4) Unit Configuration Expansion Water Model Refrigerant Air System Valve Type System TCA201/301/401XH, Electronic TCA201XHA, expansion R410A Shared air Shared water TCA201/401XC, valve TCA201XHE,TCA301XC/B ,TCA401YH,TCA401YHE TCA401XC/A、 TCA201/401YCG Electronic Independent R410A Shared water TCA401XHE expansion valve (5) Failure Code List Failure Code List Failure 01...
MODULAR AIR-COOLED CHILLER (HEAT PUMP) VIII Unit Maintenance Air-cooled chillers (heat pumps) are highly automated devices. Therefore, check the operation status periodically. Long-term and effective maintenance can greatly enhance the operation reliability of the unit and prolong the unit's service life. Pay attention to the following points during maintenance and servicing: (1) Clean the water filter installed outside the unit periodically to ensure the cleanliness of water in the system and prevent unit damage caused by clogging of the filter.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) IX. Common Fault Analysis of the Unit and Handling Methods The unit may get faulty to different degrees during use. The table below provides some common faults and their handling methods. If the unit gets faulty, the user needs to contact an authorized distributor or branch company of company and cannot try to repair it independently.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Common Fault Cause Solution ☆ Insufficient refrigerant, ☆ Repair leaking points and add refrigerant insufficient cooling capacity and low evaporation ☆ Strengthen thermal insulation temperature of the pipeline and ☆ The thermal insulation of the expansion water tank cooling water system is poor...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) ☆ Insufficient refrigerant ☆ Check and repair the Due to too low ☆ The return water temperature is leaks, and add air suction low and the indoor air-side refrigerant pressure, low device is faulty ☆ Rectify the fault occurring on voltage ☆...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Common Cause Solution Fault ☆ The operating conditions of Check whether ☆ air-conditioning are operating conditions of air- improperly selected conditioning The unit cools improperly selected ☆ The four-way valve has properly but loosened ☆ Repair the four-way reversing does not heat wires or burned or stuck coils valve...
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) the defrosting process automatically. After defrosting ends, the unit will restart operation automatically according to the operating mode set by the user.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) X. After-sales Service If repair and maintenance service is needed, call the 400 service hotline. Caution Improper maintenance or repair may cause water leakage, electric shocks or fire. Ask authorized seller or service personnel for help when the unit needs to be moved or re-installed.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) XI. Other Information A separate "control accessory box" contains a remote controller, a remote controller communication cable, temperature sensor blind pipe, main water temperature sensor, installation operation manual, and other components. Trial operation can be carried out only after correct installation on site.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) M4×25 screws 5. Install the wired controller body back to the backplane (in the opposite direction of removing). If installation of a junction box in a concealed wall is impossible, the user needs to purchase a 86mm×86mm exposed junction box for installation.
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Wall MODULAR AIR-COOLED CHILLER (HEAT PUMP) Rear view of the controller Step 3: Step 4: Level the control box, pull down the The controller installation is complete. control box, and trap the fastening bolts in the upper small holes of control box.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) Wall Wall Front view Front view Cable tray Auxiliary Electric Heater (1) Characteristics The operation of the auxiliary heater is controlled intelligently. When the ambient temperature is low, the microcomputer automatically starts the auxiliary heating program to compensate for the heating lack caused by heat attenuation due to low ambient temperature.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Remarks: a. Auxiliary electric heaters are not required for cells left blank in the table in terms of energy balance. However, in order to ensure smooth operation of the chiller and prolong the service life of the chiller, it is recommended that auxiliary electric heaters be configured when the outdoor atmospheric temperature is lower than or equal to 2°C.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) (2) Installation and Use Description When the air-cooled chiller (heat pump) runs in heating mode in winter, its heating capacity declines with the drop of the outdoor ambient temperature. Auxiliary electric heaters are installed to facilitate the operation of the air-cooled chiller (heat pump). An auxiliary electric heater is connected to the water outlet pipeline in parallel during engineering project.
MODULAR AIR-COOLED CHILLER (HEAT PUMP) 3. Interlock Controller A standard unit is equipped with an interlock control interface at delivery. Customers can select an interlock controller and connect wires correctly to implement interlock control between indoor air-side devices and the chiller. A single interlock controller can control 8 air-side devices in an interlocked manner, two interlock controllers can accommodate 15 air-side devices, and so on.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) pipe on site, so as to truly reflect the water outlet temperature of the unit and make the unit work properly. The following provides details of installing a water outlet temperature sensing probe. The main water outlet temperature sensing probe of the unit is in the control accessory box. Take the probe out of the box and install it correctly.
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The service life is specified by TICA. The environmental protection service life is not equivalent to the service life of safe use.
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MODULAR AIR-COOLED CHILLER (HEAT PUMP) Electric heating × ○ ○ ○ ○ ○ components Other printed matters ○ ○ ○ ○ ○ ○ Accessories (remote ○ ○ ○ ○ ○ ○ controller, battery) This table is prepared according to the provisions of SJ/T 11364. Ο: It indicates that the content of this hazardous substance in all homogeneous materials in this part is below the limit requirement defined in GB/T 26572.
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TIСA PRO LLC 141014, Russia, Moscow oblast, Mytishchi, Very Voloshinoy Ulitsa, office 705 and 805 Tel.: +7(495)822-29-00 E-mail: info@tica.ru www.tica.ru...
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