GREE CAC PROMOTION Versati III DC Inverter Multifunctional

GREE CAC PROMOTION Versati III DC Inverter Multifunctional ATW COMMERCIAL PRODUCT

CONTENTS PART 01 Product Evolution PART 02 Product Overview PART 03 Key Components PART 04 Main Features

PART ONE Product Evolution

Product Evolution The 1 st generation VERSATI COP = 4. 5 (EN 14511 - 2007) Product Overview The 2 nd generation VERSATI COP = 4. 55 (EN 14511 - 2011) The 3 nd generation VERSATI COP=5. 0 (EN 14511 - 2018) Made In China, Loved by the World 4

PART TWO Product Overview

Product Overview Water Is VERSATI? VERSATI, a DC inverter multifunctional air to water heat pump adopting advanced heat pump technology, absorbs natural heat from the ambient air and then heats it for room heating. It not only satisfies room heating requirements but also supplies domestic hot water. Besides, VERSATI can also provide you a cool air in hot summer. VERSATI adopts R 32, a eco-friendly refrigerant which is harmless to the atmosphere. Moreover, with advanced heat pump technology and powerful hardware, the efficiency of VERSATI has been improved, with much lower CO 2 discharge. It is an eco-friendly product. Choose VERSATI, and enjoy a comfortable life! Made In China, Loved by the World 6

Product Overview GRS C Q Nomenclature 16 Pd / Nh H - E Power supply E– 230 V/50 Hz/1 ph、M– 400 V/50 Hz/1 ph Design sequence: Sequencing by A, B, C… Refrigerant type: R 32 DC inverter Nominal heating capacity (k. W) Multi heat pump Heating mode: Circulating GREE ATW Made In China, Loved by the World 7

Product Overview Split Type-Single Phase 4/6 k. W 8/10 k. W 12/14/16 k. W 4/6/8/10/12/14/16 k. W Model Power supply Refrigerant SCOP(35℃) SCOP(55℃) DHW GRS-CQ 4. 0 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 6. 0 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 8. 0 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A++ A GRS-CQ 12 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 14 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 16 Pd/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A Made In China, Loved by the World 8

Product Overview Split Type-Three Phase 8/10 k. W Model GRS-CQ 8. 0 Pd/Nh. H-M GRS-CQ 12 Pd/Nh. H-M GRS-CQ 14 Pd/Nh. H-M GRS-CQ 16 Pd/Nh. H-M 12/14/16 k. W 4/6/8/10/12/14/16 k. W Power supply Refrigerant SCOP(35℃) SCOP(55℃) DHW 400 V/3 ph/50 Hz R 32 A+++ A++ A 400 V/3 ph/50 Hz R 32 A+++ A Made In China, Loved by the World 9

Product Overview All-in-one-Single Phase 4/6 k. W 8/10 k. W 12/14/16 k. W 4/6/8/10/12/14/16 k. W Model Power supply Refrigerant SCOP(35℃) SCOP(55℃) DHW GRS-CQ 4. 0 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 6. 0 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 8. 0 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A++ A GRS-CQ 12 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 14 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A GRS-CQ 16 Pd. G/Nh. H-E 230 V/1 ph/50 Hz R 32 A+++ A Made In China, Loved by the World 10

Product Overview All-in-one-Three Phase 8/10 k. W 12/14/16 k. W 4/6/8/10/12/14/16 k. W Model Power supply Refrigerant SCOP(35℃) SCOP(55℃) DHW GRS-CQ 8. 0 Pd. G/Nh. H-M 400 V/3 ph/50 Hz R 32 A+++ A++ A GRS-CQ 12 Pd. G/Nh. H-M 400 V/3 ph/50 Hz R 32 A+++ A GRS-CQ 14 Pd. G/Nh. H-M 400 V/3 ph/50 Hz R 32 A+++ A GRS-CQ 16 Pd. G/Nh. H-M 400 V/3 ph/50 Hz R 32 A+++ A Made In China, Loved by the World 11

Water Tank Product Overview 300 L 180 L Model Power supply Capaicty Material Number of Coils SXTVD 300 LCJ 2/A-K 230 V/1 ph/50 Hz 300 L Enamel 2 Made In China, Loved by the World 12

PART THREE Key Components

Key Components Outdoor Unit Two-stage compression completes the enthalpy increase design and effectively compensates for the low temperature heating capacity attenuation. Made In China, Loved by the World 14

Key Components Indoor Unit The built-in three-way valve requires no extra installation. Made In China, Loved by the World 15

Key Components All-in-one Unit Integrated water tank and three-way valve require no extra installation and at the same time meet three needs of cooling, heating, and hot water. Made In China, Loved by the World 16

Key Components Enamel Water Tank Integrated water tank and three-way valve require no extra installation and at the same time meet three needs of cooling, heating, and hot water. Made In China, Loved by the World 17

High Efficiency & Energy Saving Key Components Efficiency R 32 Split Type (A 7 W 35) 6 Attenuation Ratio of Low-temperature Heating Capacity (35℃ Leaving Temp) 5 4 3 2 1 0 4 -K 6 -K 8 -K 10 -K 8 -M 10 -M 12 k. W 14 k. W 16 k. W The energy efficiency reaches up to 5. 15. It adopts a two-stage air compression and enthalpy increase system, which has a stronger heating capacity at low temperature. Made In China, Loved by the World 18

Key Components Certificates KEYMARK 认证 CE认证 EUROVENT 认证 Made In China, Loved by the World 19

Compressor Key Components qmd+q flow Increased refrigerant mi Stage 2 compression qmi 1 Stage compressio qmn d Δ Increased cooling h capacity Reduced discharge temp Extended pressure ratio and differential pressure GREE self-developed DC inverter two-stage compressor with suction makeup technology is of low leak rate and small clearance volume, better capacity and energy efficiency under large differential pressure and large pressure ratio operating conditions, especially suitable for low temperature heat pump products l. High efficiency: effectively cool the high-pressure suction, reduce the overheating loss of high-pressure compression, improve the energy efficiency of the compressor, COP up to 5. 2; l. High stability: effectively reduce the exhaust temperature to ensure the reliability of the compressor under extreme working conditions; l. High hydraulic resistance: for the scroll compressor with static and dynamic disks, the liquid is incompressible, and the hydraulic resistance is poor, while for the dual-rotor compressor, it is of strong hydraulic resistance. Made In China, Loved by the World 20

DC Brushless Motor Key Components The DC inverter brushless motor contributes to precise control, energy-saving, and can meet the reliable operation of the unit under all working conditions. l DC inverter it can effectively ensure the operation of cooling under low temperature and heating under high temperature with small pressure difference, and enhance the stability of system operation. l Low temperature grease L 605 grease, with -40℃ the minimum temperature resistance, effectively solves the noise problem caused by poor lubrication motors under low temperature. Optimized outlet angle Optimized hub Optimized flanged mole lines Optimized outlet angle l CFD simulation of 3 D blades Tens of thousands of CFD simulations optimize the maple leaf profile, improve heat transfer performance and reduce noise by 2 d. B (compared to our traditional products) l Motor EMC The motor has passed EMC verification, harassment, transmission, and radiation tests, compatible with the rapid voltage rise and fall of the power supply, highlighted with strong anti-interference ability, and high reliability in continuous operation. Made In China, Loved by the World 21

Key Components Finned Heat Exchanger Gree self-developed air-cooled high-efficiency slotted-fin heat exchanger is of high heat exchange efficiency and strong corrosion resistance. Gold Anti-corrosion Fins Normal Flat Fin Louver Fin with Blue Coated Female Threaded Copper Tube l. Female threaded copper tube: heat exchange area, reduce refrigerant flow loss, raise heat exchange efficiency by 2% Gold anti-corrosion fins: Compared with ordinary aluminum foil, the test duration of neutral salt spray is 3 times longer l. Compared with the common fin, the heat exchange efficiency of the louver fin is increased by 3%. l. Fully automatic integrated molding technology: high-precision identification of defective copper pipes, improved accuracy of pipe bending, reduced bending defect rate, unmanned pipeline production, and more guaranteed quality. Made In China, Loved by the World 22

Key Components l l l Plate Heat Exchanger Danfoss PHE Alfa Laval PHE (Economizer) (Heat exchanger) Schematic Compact structure, smaller volume and lower pressure drop. Highly anti-corrosion performance. High thermal efficiency. Lower Fouling factor. Easy cleanout and maintenance. Made In China, Loved by the World 23

Key Components Water Pump Variable-frequency Water Pump (EEI≤ 0. 21) H-Q graph of pump run in high-grade and middle-grade l. The Wilo PARA series variable-frequency water pump is selected to meet the energy efficiency requirements of the European Union Regulation (EC) 641/2009 and (EU) 622/2012 directives. l Variable flow and constant temperature difference control maximizes energy saving on the premise of satisfactory comfort. Made In China, Loved by the World 24

Key Components Three-way valve Flow Switch Flow switch Safety valve Auto relief valve Expansion tank Integrated with the three-way valve, no extra installation is required The optional water flow switch can accurately detect the internal water volume of the system. When the system leaks, it can promptly remind the user to make up water. l The safety valve, automatic exhaust valve and expansion tank from Europe are selected to ensure the safe and reliable operation of the water system. l l Made In China, Loved by the World 25

Key Components l. The Controller new touch screen 4. 3 -inch color LCD makes the product more intelligent. l Under standby, it can directly enter the operation page, which makes viewing and operation more convenient. l 13 languages are available to meet the needs of more countries and regions. Made In China, Loved by the World 26

Controller Key Components Date Wi. Fi Set mode Time ON/OFF Home page Function Parameter View Commission Made In China, Loved by the World 27

Key Components Controller 13 languages Made In China, Loved by the World 28

Key Components WIFI Module The display panel comes with a WIFI module. It works by connecting the GREE+ APP and selecting the VERSATI models. l It is able for running mode selection, temperature setting, remote on/off operation and room preheating. l Made In China, Loved by the World 29

PART FOUR Main Features

Basic Functions Main Features Space Cooling/Heating Water Heating Space Cooling/heating + Water Heating Mode Ambient Temperature Leaving Water Temperature Cooling -15~48℃ 5~25℃ Heating -25~35℃ 20~60℃ Water Heating -25~45℃ 40~80℃ Made In China, Loved by the World 31

Main Features Basic Functions Made In China, Loved by the World 32

Other Functions Main Features Category Comfort Function Smart timing Weekly timing, holiday mode timing, temperature timing, clock timing, countdown Multi-level quite operation Regular quite operation, timely quite operation Linked control of othermal source It is under linked control with gas stove, solar energy and other auxiliary heat sources. Weekly timer You can set the mode and target temperature at 5 different time periods of a day. Fast water heating Energy saving Description The heat pump and the electric heater of the water tank are turned on together to quickly meet the demand for hot water. Sanitization The water tank can be disinfected regularly every week. Current/power limit It can be flexibly set according to local current limiting conditions. Environment-depend mode It can automatically realize target water temperature according to outdoor temperature, no need for human adjustment Holiday mode When going out for a long time, the room can be warmed with the lowest energy consumption Made In China, Loved by the World 33

Other Functions Main Features Category Easy installation Smart control Function Description Water system commissioning It can automatically exhaust air in the water system without human intervention Floor commissioning It can integrate multiple temperature combination modes to prevent floor deformation Emergency mode When the outdoor unit is in repair, the indoor unit can be used normally without affecting the user's needs. Forced mode It is convenient for servicemen for troubleshooting. Manual defrosting It is convenient for servicemen for faults repair. Automatic freeze control It can avoid the risk of freezing damage on the water side under too low temperature in winter. Smart control panel 4. 3 inch color intelligent display panel Multiple languages 13 languages WIFI & APP Smart home control Thermostat It can directly control the whole unit remotely. BMS It is for centralized control. Key card control It is for access control. Made In China, Loved by the World 34

Timing Main Features Timing for quiet operation Timing for temperature set points d. B(A) Leaving temp ℃ 100 80 60 58 d. B 40 7 20 0 8: 00 10 ℃ 10 7℃ Energy saving 0 22: 00 8: 00 1. Settable time for quite operation 2. Quite operation for sleeping 8: 00 T(h) 22: 00 8: 00 T(h) 1. Two time periods settable 2. Different target temperature for time periods Made In China, Loved by the World 35

Main Features Other Thermal Sources Gas furnace The unit can be used together with auxiliary heat sources such as gas furnaces. When the outdoor ambient temperature is too low and the heat pump efficiency is unsatisfactory, the gas furnace can be started to ensure the heating needs of the room. Made In China, Loved by the World 36

Main Features Solar Power for Water Heatin Solar panel It can be connected with the solar water heating device (double-coiled water tank) to make hot water according to the priority level of solar energy, heat pump and electric heating from high to low, which saves more energy consumption. Made In China, Loved by the World 37

Sanitization Main Features 70 Legionella die immediately 60 90% legionella die in two minutes 50 90% legionella die in two hours 40 30 Ideal temperature for Legionella breeding 20 10 0 Legionella survives but is not active Figure of Hodgson-Casey In this mode, the water heating system can be disinfected. When starting up disinfection function and setting corresponding time to meet the requirement of disinfection mode, the function will start. After the setting temp is reached, this mode will terminate. Made In China, Loved by the World 38

Main Features Environment-depend Mode It can automatically calculate the indoor load demand according to the outdoor environment temperature for both energy saving and comfort. Made In China, Loved by the World 39

Main Features Out Mode When the outdoor temperature is less than 0℃, in order to avoid water-side parts from being frozen for a long time out, you can start the out mode to keep the room temperature around 10 °C with low energy consumption. The unit maintains low energy consumption and the room temperature is around 10°C. 1. Under the control of the room temperature, it is defaulted to be 10°C. 2. Under the control of the leaving water temperature, it is defaulted to be 30°C. Made In China, Loved by the World 40

Main Features Current Limit Due to different national policies and regulations, the maximum current of the user's power supply will also have different limits. In order to avoid the maximum current of the unit beyond the local regulations, the customer can operate the display panel to set the maximum current required locally. Setting range：*~*A Made In China, Loved by the World 41

Commissioning for Under-floor Coils Main Features Water temp 1. Initial target water temp; F=12 h (3) (1) (2) 2. Time periods; (4) 3. Temp differential of each time period； (4) 4. Runtime of each time period t When the wooden floor is heated for the first time, commissioning is required for under-floor coils. It aims to prevent the wooden floor from thermal expansion and contraction due to rapid temperature changes, resulting in deformation. Made In China, Loved by the World 42

Main Features Commissioning for the Water System Concerning the problem of exhausting air during commissioning of the terminal water system, the automatic air exhaust function of the water system is specially developed. After this function is triggered, the unit turns on the water pump and the two-way valve until air in the water system is discharged completely. Made In China, Loved by the World 43

Main Features Emergency Electric heater When the outdoor unit has a serious failure that causes the unit to fail to start normally and needs maintenance, in order to ensure the user's normal heating needs, the emergency mode can be started. At this time, electric heaters of indoor unit and water tank will start emergently. Made In China, Loved by the World 44

Main Features Freeze Protection When the unit is not running, in order to avoid the ambient temperature too low, causing the water-side components or pipelines to freeze, the following three temperature sensors will work all the time. When any temperature sensor is less than 3℃, the unit will start the water pump to make the water system flow and circulate. If the temperature continues to decrease to 2℃, the unit will start the heating mode and will not exit until water temperature is heated up to 20℃. Freeze protection temperature sensor Made In China, Loved by the World 45

Main Features Smart Control The unit is allowed to connect with a thermostat and it can control the running modes and ON/OFF operation. Made In China, Loved by the World 46

Thanks.