CMV Mini VRF SYSTEM R410a, 50Hz

Contents Brief Introduction Advantages Indoor units Controllers

I. Brief Introduction 01. Product Line Up 02. Outdoor units 03. Indoor Units Line up 04. Nomenclature

CHIGO commercial AC products Air-cooled scroll chiller Brief Introduction 01. Product Line Up CHIGO commercial AC products Air-cooled scroll chiller Mini VRF VRF LCAC 10KW 12.5KW 14KW 16KW R410a,50HZ 380V-415V/3Ph;220V-240V/1ph

Brief Introduction 02. Outdoor Units 4 models All outdoor units have same size 10KW /12.5KW/14KW/16KW Each outdoor unit can connect more than one indoor unit, MAXIMUM 8 units can be connected.

Max connected indoor unit quantity 02. Outdoor Units Specifications CMV-V100W/ZR1-B CMV-V125W/ZR1-B CMV-V140W/ZR1-B CMV-V160W/ZR1-B Cooling mode Capacity 10KW 12.5KW 14KW 16KW Input 2.69KW 3.38KW 3.98KW 4.58KW Heating mode 11.5KW 18.5KW 2.91KW 3.66KW 4.3KW 5.13KW Size W*H*D mm 900*1328*345 Noise level dB(A) 45 ~ 58 Max connected indoor unit quantity 6 7 8 380V-415V/3PH/50HZ ; 220V-240V/1PH/50HZ

4-way cassette (compact type) Brief Introduction 03. Indoor Units Line Up Cap. (kW) 4-way cassette 4-way cassette (compact type) Wall-mounted Low ESP ducted unit Medium ESP ducted unit High ESP ducted unit Floor Ceiling Fresh air processor 2.2 ● 2.8 3.2 3.6 4.5 5.6 7.1 8.0 9.0 10.0 11.2 12.0 12.5 14.0 15.0 16.0

CMV - V 100 W / Z R1 B Brief Introduction 04. How To Read The Model Name CMV - V 100 W / Z R1 B Refrigerant type R1: R410a Power supply Z: 380-415V/3PH/50Hz Omit:220-240V/1PH/50Hz Outdoor unit Chigo VRF system Capacity (*100W) Compressor code V: Inverter Design code B: 2nd generation

CMV - V 125 TB / H R1 B Brief Introduction 04. How To Read The Model Name Refrigerant type R1: R410a Function code H: Heat pump Indoor unit code Q: 4-way cassette G: Wall-mounted TA: Low ESP ducted TB: Medium ESP ducted TH: High ESP ducted LD: Floor ceiling Chigo VRF system Capacity (*100W) Compressor code V: Inverter CMV - V 125 TB / H R1 B Design code B: 2nd generation

II. Advantages 01. High efficiency 02. Benefit for users 03. Benefits For Installers 04. Doctor Kit

01. High Efficiency

High Efficiency 01. High Efficiency DC Inverter Compressor Twin-rotor DC inverter compressor Rotating speed can be down to 20RPS Has very good efficiency in part load condition High efficiency High reliability Low vibration Low noise Long life

High Efficiency 01. High Efficiency DC Inverter Compressor High Efficiency, Low Noise: Optimized the efficiency and noise during operation with the latest technology. Environmental Protection: Developed the compressor with alternative refrigerant which can protect environment. Low Vibration: Reduced the vibration during compressor start and operation by using 2CYL Structure, simplified the match of air-conditioning.

High Efficiency 02. High Efficiency DC Motor High efficiency DC fan motor Low noise and high efficiency because of high-density wire winding engineering Brushless with built-in sensor AC motor Low efficiency Big noise Not adjustable

High Efficiency 03. DC Motor Stepless Control DC fan motor can be stepless controlled by outdoor PCB according to system's operating temperature and frequency. And it is able to reduce the energy consumption and maintain the system in the best performance. 0% 100% 130% 1200 700 50% Load Revolution (rpm) 200 1400 DC motor stepless adjustment AC motor 2-speed adjustment Energy wasted Low performance 50% energy saved

Increase efficiency by 12% High Efficiency 04. 180˚ Sine Wave Control The perfect combination of 180˚ Sine wave rotor frequency drive control technology and excellent IPM inverters, reduces the reactive loss of motor-driven, increases motor efficiency by 12%. Conventional control waveform Increase efficiency by 12% 180˚ Sine Wave vector Control

High Efficiency 05. CCT Inner-grooved Tube CCT (Continuous Cooling Transformation) inner-grooved copper tube has high thermometric conductivity. Its inner-grooved fins break the refrigerant flow boundary layer to enhance refrigerant disturbance to increase heat-exchanging efficiency. Coefficient of heat transfer, kW/(m2·K) Refrigerant mass flow, kg/(m2·K) 6 5 4 100 200 300 400 CCT Inner-grooved Tube Conventional Tube

Coefficient of heat transfer High Efficiency 06. High Performance Heat Exchanger Has low air resistance and great heat transfer coefficient Frosting improved, frost on the heat-exchanger will be well-distributed, easy for defrosting. Coefficient of heat transfer kW/(m2·K) Face velocity, m/s 300 200 100 2 4 Cross Flow Fins Conventional Fins

02. Benefits For Users

Benefits For Users 01. Excellent In Efficiency Thanks to DC devices(compressor and motor), piping optimization design and new control logic, system's EER and COP are observably increase.

Benefits For Users 02. Outstanding Comfort Ability Precisely room temperature control by adopting large pulse EXV. Indoor temperature fluctuation can be maintain within 0.5 ˚C, offers outstanding comfort ability. Time Room Temperature 25oC Mini VRF Conventional fixed speed system ±0.5˚C

Some indoor unit get to set point Benefits For Users 02. Fast cooling and heating Every rooms meet set point most quickly and comfortably by optimized refrigerant control. Normally running Some indoor unit get to set point Stop @ Set point Stop @ Set point

Benefits For Users 03. Wide Outdoor Operation Range. Because global warming is getting worse, Max. cooling operating temperature is increased to 50˚C, 0 ˚C 10 ˚C 20 ˚C 30 ˚C 40 ˚C 50 ˚C -10˚C -5˚C 50˚C Cooling range Heating operating temperature is down to -20˚C. In the cold winter, system can heat the room continuously. -20˚C 30˚C Heating range -10˚C 0˚C 10 ˚C 20 ˚C

Heating Capacity output Benefits For Users 05. Intelligent Defrosting Program Program starts only when unit needs to. Whereas conventional unit's defrosting timing & duration is fixed, causing fluctuations in temperature and personal comfort. Time Heating Capacity output Conventional program Intelligent defrosting program Conventional unit's defrosting timing & duration is fixed Intelligent defrosting program starts according to heat exchanging efficiency & capacity change due to the frost. Less temperature fluctuations, people feel more comfortable.

Benefits For Users 06. Fan Reversal Protection In standby, if the outdoor fan motor is rotating in opposite direction at a high speed by the wind or other natural factors, the unit can’t start so as to keep the fan motor from broken down. It will start when the fan motor speed slow down.

Benefits For Users 07. Flexible For All Kinds Of Rooms 8 types & 55 models of indoor units, suitable for all kinds of rooms.

03. Benefits For Installers

Benefits For Installers 01. Long Pipe & Height Difference. The total pipe length: 125 m The longest pipe length: 50 m Height deference: 30 m Height difference between indoor units: 15 m Length from first indoor distributor to last indoor unit: 25 m <30m <50m <15m <25m

Benefits For Installers 02. Space saving installation Multiple indoor units can be connected to 1 outdoor unit, and long piping connection is also possible. Compare to one-drive-one type, the outdoor unit can be installed in various places to realize the space-saving installation.

Benefits For Installers 03. Addressing Methods Automatically addressing: system will distribute address to indoor unit automatically Automatic addressing will reduce artificial faults and manual works.

Benefits For Installers 04. Automatic Addressing Automatic addressing will reduce artificial faults and manual works. 54% system failure were caused by communication faults. 65% communication faults were caused by address problems. Most of the address problems were: address setting forgotten, wrong settings, address repeat. Failure chart Address faults was awarded to the most hated fault after had investigated 120 VRF after-sale engineers in 2011. 65% 54%

Benefits For Installers 05. LED Display On PCB LED display on the PCB, it can show system's operation status and error codes.

Benefits For Installers 06. Mode Restriction 5 kinds of mode restriction First start indoor units priority mode Cooling (or heating) priority mode Cooling only (or heating only) mode Mode restriction function can be selected on the outdoor PCB.

Benefits For Installers 7. Oil Control Technology Core oil control technology makes system safety & reliable. Intelligent oil return program Oil level control Oil even pipe Oil separator Separation efficiency 92%

Benefits For Installers 8. 3-phase Power Protector (Optional Device) Protect the outdoor unit from instable voltage.

04. Doctor Kit

Doctor Kit 01. Easy To Use Doctor Kit includes: 1 CD software and RS485-USB converter, easy to install Graphical interfaces, easy to use

Doctor Kit 02. Data Monitoring We can use computer to inquiry outdoor unit's operating status, error codes when connecting to Doctor Kit. Compressors, sensors, valves operating parameter can be real-time monitored. System operating parameter curve can be real-time displayed.

Doctor Kit 04. Troubleshooting Built-in with troubleshooting instruction, user can follow the instruction to solve the problem when error happens. User can also print out the instruction and take it to site to solve the problem step by step.

Doctor Kit 05. Automatic Data Backup Automatic Data Backup: all operating data will be saved on hard disk automatically. Data file can be exported easily by software. When system failure, user can send the data file to Chigo, Chigo's engineer will check and guide you to solve the problem. 10 hours data = 1MB

Doctor Kit 06. Charged Refrigerant Volume Calculator Input the liquid pipe diameter and length, software will calculate the additional refrigerant charged volume. Charged volume can be saved for future reference. Discharge pressure can be monitored when charging refrigerant.

Ⅲ. Indoor Units 01. 4-way cassette 02. Wall-mounted 03. Floor ceiling 04. Low ESP Ducted type 05. Medium ESP Ducted type 06. High ESP Ducted type 07. Full fresh air processor

Indoor Units 01. 4-way Cassette Standard type: Capacity: 2.8 kW to 16 kW Size: 840 × 893mm Built-in with EXV and water pump Pumping head 750mm Compact type: Capacity: 2.2 kW to 4.5 kW Size: 580*580mm, Built-in with EXV and water pump pumping head 700mm

Indoor Units 02. Wall-mounted Capacity: 2.2 kW to 7.1 kW 2 types of unit can be chosen: EXV Built-in type EXV separated type Compact size and low noise

Indoor Units 03. Floor Ceiling Capacity:4.5kW to 16.0kW Flexible installation: vertical or horizontal Built-in with EXV Comfortable air delivery swing adjustment: Left and right, Up and down

Indoor Units 04. Low ESP Ducted Type Capacity 2.2 kW to 7.1 kW External static pressure: 20 Pa Built-in with EXV Low noise, and light weight Slim body, only 180 mm height Air return box and filter is optional

Indoor Units 05. Medium ESP Ducted Type Capacity: 7 kW to 15 kW External static pressure: 70Pa Built-in with EXV Flexible installation, many options Air return method can be site changed Air return for rear Air return from bottom

Indoor Units 06. High ESP Ducted Type Capacity: 7 kW to 15 kW External static pressure: 150Pa Built-in with EXV Suitable for long distance air supply 7.1kW / 8.0kW / 9.0kW 10.0kW / 12.0kW / 15.0kW

Ⅳ. Controllers and Software 01. Wireless remote controller 02. Wired controller 03. Group controller 04. BMS Gateway 05. Centralized control system 06. Doctor Kit 07. CMV selection software

Controllers and software 01. Wireless Remote Controller Indoor unit address inquiry Indoor unit address setting Temperature setting Operation mode setting Fan speed setting Timer function Standard Optional

Controllers and software 02. New Wired Controller Bidirectional communication. Indoor unit's operating parameters (error code, temperature, address) can be inquired and displayed on the controller. Compact design 3'' screen with white background light Timer function Electrical standard dimensions

Controllers and software 03. Group Controller Easy to install. Controller connects to outdoor units only. Able to install group controller after building decoration. 1 Controller can control max. 64 indoor units in different systems.

Controllers and software 03. Group Controller Wireless/wired control restriction Operation mode restriction Timer function Error or protection code display

Controllers and software 04. BMS Gateway BACnet gateway Modbus gateway Mini CMV system BMS/BAS System Gateways BACnet LonWorks RS485 Honeywell Siemens Johnson controls Etc… …… RS485

Controllers and software 05. Centralized Control System Billing function Operating report output Schedule management 1024 indoor unit can be connected Control indoor units with fully permissions.

Controllers and software 06. Doctor Kit Operating status, error codes inquiry Compressors, sensors, valves operating parameter real-time monitored and display. Commissioning results can be reported. Built-in with troubleshooting instruction Automatic Data Backup

Controllers and software 07. CMV Selection Software

latest developments

latest developments 1st time test of trail production is done.

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