ENERGY EFFICIENT MRV III-C. Aviation noise reduction patent fan design. DC fan motor DC inverter technology High efficiency Low noise

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Marion Barnett
5 years ago
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1 MRVIII-C

Special Heat Exchanger Design 1 New fan with aviation design viation noise reduction patent fan design Strealine vortex fan, sharp fan blade edge, and a

DC fan otor technology High efficiency Low noise 2 DC fan otor High efficiency Low noise Electric Control Box Heat Dissipation Design Strealine vortex fan

ir Supply Chaber and Equipent Chaber Separation Design 1.

Copressor running noise was closed in the equipent roo, reduce the running noise about 3 db(); 3.

Copressor ENERGY EFFICIENT High Efficiency DC Inverter Scroll Copressor scroll copressor iported fro itsubishi electric.

This greatly reduces both leakage and friction loss, ensuring very high efficiency throughout the whole speed range.

2 Special Heat Exchanger Design 1 New fan with aviation design viation noise reduction patent fan design Strealine vortex fan, sharp fan blade edge, and a certain degree of curvature, reduce the vibration, and pressure loss. DC fan otor technology High efficiency Low noise 2 DC fan otor High efficiency Low noise Electric Control Box Heat Dissipation Design Strealine vortex fan forced heat dissipation fan inside the electric control box, to ensure the stable internal teperature and stable syste operationn, sharp fan blade edge, and a certain degree of curvature, reduce the vibration, and pressure loss. ir Supply Chaber and Equipent Chaber Separation Design 1. Prevent electrical parts and the ain functional coponents by the rain Erosion, prolong the service life of coponents; 2. Copressor running noise was closed in the equipent roo, reduce the running noise about 3 db(); 3. ir supply coplete isolation: During coissioning and aintenance, the units can be used norally. 1.ir supply Drain pan Equipent 2.Electrical parts 3.Copressor ENERGY EFFICIENT High Efficiency DC Inverter Scroll Copressor scroll copressor iported fro itsubishi electric. Equipped with a Frae Copliance Mechanis that allows oveent in the axial direction of the frae supporting the cradle scroll. This greatly reduces both leakage and friction loss, ensuring very high efficiency throughout the whole speed range. Special Heat Exchanger Design 4 way air return heat exchanger design Reduce the heat exchanger height (6), and the upper and lower wind speed unifor and high efficiency. Two stages heat exchanger design Two stages heat exchanger can separate control and adjust heat exchanger size, effectively cope with sall load operation, to ensure the reliable operation range. High pressure Pressure pass way Scroll back-pressure Frae Flexible back-pressure Sta rt pre ssure Reduce the friction(djustvalve) UP Friction loss reduce Discharge Soft contact seal The two stage heat exchanger are respectively controlled by a electronic expansion valve control, which can adjust the condenser volue. High pressure Pressure pass way Scroll back-pressure Frae Flexible back-pressure Sta rt pressu ssure Running pressure UP Leakage loss reduce

ENERGY EFFICIENT Energy Manageent Technology Stage Speed djustent DC Fan Motor Efficiency % coparing with C otor and power input largely decrease.

5% % 0 0 0 0 0 0 00 There is energy saving dip switch (SW8-3) in the indoor unit which can be lock the teperature at in suer and in winter, to avoid the energy waste and realize the centralized

High Efficiency Heat Exchanging Technology Outdoor high efficiency four way air return heat exchanger design. The copressor and condenser are placed in separated.

3 ENERGY EFFICIENT Energy Manageent Technology Stage Speed djustent DC Fan Motor Efficiency % coparing with C otor and power input largely decrease. stage speed adjustent plus drive, stabilizing copressor discharge pressure and suction pressure to ensure high syste reliability. 0 0 % 35% 25% % 87.5% % There is energy saving dip switch (SW8-3) in the indoor unit which can be lock the teperature at in suer and in winter, to avoid the energy waste and realize the centralized anageent. The teperature lock function also can be realized through the new wired controller YR-E. High Efficiency Heat Exchanging Technology Outdoor high efficiency four way air return heat exchanger design. The copressor and condenser are placed in separated. High efficiency heat exchanger design. Efficient ø8 inner grooved tube and 0.11 hydrophilic aluinu coil fin, corrosion and oxidation resistance treatent. ir speed ir speed C otor efficiency efficiency 3 way air return 4 way air return Stepless DC Inverter Control Technology High precision control, variable frequency drive fro 0 to 3Hz. 1 vector drive technology: Sine wave current drive, efficiency iprove 17% coparing to conventional rectangle wave. Two to one refrigerant circle design ir direction ir direction Ø Coil fin and tube Ø Inner grooved tube Hz - 1Hz Equivalent to the copressor frequency ~rps General inverter Equivalent to the copressor frequency ~1rps HIER inverter Convention Drive Control current U-phase induced electrootive force Vector Drive Control current U-phase induced electrootive force current cross winding -degree High tep. gas refrigerant Mid tep. liquid refrigerant Conventional refrigerant circle design High tep. gas refrigerant Low tep. liquid refrigerant Two to one Refrigerant circle design Original coil fin ir direction New coil fin ir direction Two Stage Deep Sub Technology 1 st stage sub cooling added a sub cooling coil to condenser. 2 nd stage sub cooling added a stand alone sub cooler. fter further cooling, sub-cooling degree can be up to, with the heat exchanging capacity per unit ass of xrefrigerant iproved by 46% and flow resistance reduced by 55%, and running efficiency iproved by 9%. COMFORT Precise Control dopt the inverter control, the teperature could be control precisely within the range of ±0.5. Condenser 1 st Stage 2 nd Stage Tep Cofort Not cool enough Constant speed syste MR V inverter syste Setting tep the roo quicklytep. difference Too cool running Tier Begin

COMFORT Low Noise and Night Silent Running Machinery is separated fro air supply ; Built-in high efficient uffler in the achinery greatly

CONVENIENT INSTLLTION Easy Transportation Outdoor footprint only occupy 0.74²(8HP) and 1.04² (14HP).

Operation db() Load% Capabiity Peak in the outdoor teperature 0 0 58 08:00 8hrs Night ode starts 9hrs Night ode Lower 8dB() than noral

175 refrigerant piping length. Max. height drop between indoor and outdoor units. Max.15 height drop between indoor units.

piping length after The 1 st branch L H 15 Double EEV Control Make sure the refrigerant flow equally, to provide ore cofort teperature.

Pa ESP Priority Setting With the huan design, you can set different preferential steps of soe indoor units according to the roo

4 COMFORT Low Noise and Night Silent Running Machinery is separated fro air supply ; Built-in high efficient uffler in the achinery greatly reduce the copressor noise. The night silent running function can be set on the outdoor PCB. The noise can be reduced by 8 db() at ost. CONVENIENT INSTLLTION Easy Transportation Outdoor footprint only occupy 0.74²(8HP) and 1.04² (14HP). Can lift with elevators and save lots of transport cost and tie. Operation db() Load% Capabiity Peak in the outdoor teperature :00 8hrs Night ode starts 9hrs Night ode Lower 8dB() than noral Night ode ends :00 :00 :00 00:00 04:00 08:00 1 vector drive Long Pipe Length, High Height Drop Total refrigerant piping length. Max.175 refrigerant piping length. Max. height drop between indoor and outdoor units. Max.15 height drop between indoor units. H Outdoor Unit 1 st branch Max.piping length L 175 Max.piping length after The 1 st branch L H 15 Double EEV Control Make sure the refrigerant flow equally, to provide ore cofort teperature. Outdoor High External Static Pressure Up to Pa and can be installed at different floors. Pa ESP Priority Setting With the huan design, you can set different preferential steps of soe indoor units according to the roo functions, so that it will ensure that the ost iportant roo gains high priority. Connection Wire Two core nonpolar counication line way, no joint wrong hidden trouble. Centralized controller bus and indooroutdoor bus shareable, wiring and access is very siple Indoor address autoatically set. Preferential roo Running Preferential roo Running Outdoor : Boss Office B: nte C: Office D: Office Central Controller Indoor

HIGH RELIBILITY Backup Operation If one outdoor unit get

Copressor adopt flexible frae echanis, when any liquid

scroll, discharging liquid refrigerant out of scroll set,

Discharge High pressure Star art pres essu sure Pressure

cooling ode The First 2-stages Oil Separation and Cross

Difference Oil Equalization 1 st stage oil separation:

separate the sall aount oil fro discharge.

discharge, to realize fast oil balance between odule.

sensor 2 nd stage oil separation Double oil separation p 2

separation 1 st stageoil separation std Discharge 2 nd

Cycle Operation to Extend the Syste Lifetie (Cobination

Difference Lab Noise Lab The syste has been running for

High Height Drop Test Tower This software supply a

select the right aterial lists, basic wiring diagra and

, ost iportant thing is to save lots of tie during design

5 HIGH RELIBILITY Backup Operation If one outdoor unit get into alfunction, the other units continue to operate without affecting the whole syste. Copressor nti-liquid Shock Technology HP-HP 18HP-48HP Copressor adopt flexible frae echanis, when any liquid enter into copressor, cradle scroll detaching fixed scroll, discharging liquid refrigerant out of scroll set, to avoid scroll daage. Discharge High pressure Star art pres essu sure Pressure pass way Scroll back-pressure Frae Flexible back-pressure Running pressure UP Test Lab. If one onoff copressor fault If one outdoor fault in cooling ode The First 2-stages Oil Separation and Cross Oil Return Technology in The Industry High Pressure Difference Oil Equalization 1 st stage oil separation: built-in oil separating unit, greatly reduced the oil fro the copressor discharge. 2 nd stage oil separation: external oil separator to separate the sall aount oil fro discharge. Using the pressure difference between suction and discharge, to realize fast oil balance between odule. rtificial Cliate Lab Environent Lab Ec Lab Double pressure sensor 2 nd stage oil separation Double oil separation p 2 nd stage oil separation Discharge inv 1 st stage oil separation 1 st stageoil separation std Discharge 2 nd stage oil separation Flow ON OFF a SV1a SV1b b SV2b Duty Cycle Operation to Extend the Syste Lifetie (Cobination Model) SV2a b SV1b SV1a a SV2a SV2b Field Test Enthalpy Difference Lab Noise Lab The syste has been running for over 3 years at the jobsite where the vertical height approxiately to 0. Central Control Roo Supporting Tools MRV design express High Height Drop Test Tower This software supply a solution of piping & wiring design, can help the designer select the right aterial lists, basic wiring diagra and control wiring diagra etc., ost iportant thing is to save lots of tie during design procedure. The outdoor units priority operating changes every hours. Outdoor units start in turn and operation tie can be balanced. Inverter copressor lifetie can be extend axiu 3 ties. 0 On-site service software Features: Save the installation and aintenance people tie. More precise than noral checking ethod First tie operation Second tie operation Third tie operation

MRVIII-C(T1) Hz-3~0V-3Ph 8HP 14HP Dual Frequency Hz-3~0V-3Ph DC Inverter Scroll Copressor & BLDC Fan Basic Modular Units: 8HP, HP,HP, 14HP, HP Super quiet High perforance copressor Quiet operation 1

Indoor Units up to -5 cooling (-5) -15 HETING heating (-15) Blue Blue fin Model V08NMVES VNMVES VIMVES V14IMVES V18IMVES VIMVES V22IMVES VIMVES VIMVES VIMVES VIMVES VIMVES VIMVES VIMVES V38IMVES

6 MRVIII-C(T1) Hz-3~0V-3Ph 8HP 14HP Dual Frequency Hz-3~0V-3Ph DC Inverter Scroll Copressor & BLDC Fan Basic Modular Units: 8HP, HP,HP, 14HP, HP Super quiet High perforance copressor Quiet operation 1 sine wave 3 inutes protection Free Cobination up to 48HP with Increental 2HP Max. Indoor Units up to -5 cooling (-5) -15 HETING heating (-15) Blue Blue fin Model V08NMVES VNMVES VIMVES V14IMVES V18IMVES VIMVES V22IMVES VIMVES VIMVES VIMVES VIMVES VIMVES VIMVES VIMVES V38IMVES VIMVES V42IMVES V44IMVES V46IMVES V48IMVES Cobination odel Capacity Electrical paraeters Perforance Capacity range Power supply Rated power input Rated power input EER COP ir flow (H) Sound pressure level (H) Sound power level (H) External diensions (WDH) Shipping diensions (WDH) NetShipping weight Copressor type Copressor brand Installation Copressor quantity ratio Working tep. Maxiu nuber of indoor units HP PhVHz ³h db() db() Refrigerant type Refrigerant charge Refrigerant liquid pipe Refrigerant gas pipe Oil equalization pipe Total pipe lenth Max. pipe length(equivalentctual) Max drop between I.U.&O.U External static pressure Pa Connection Connectable indoor unit ratio % ~ EL ECTRIC 1751 ~ ~ ~ ~ FIX 1751 ~ ~ FIX 1751 ~ ~ FIX 1751 ~1 V08NMVES VNMVES ~ ~1 VNMVES VNMVES 33~ ~1 33 VNMVES VIMVES ~ () +(+1 FIX) 1751 ~1 VNMVES V14IMVES.5 33~ () +(+1 FIX) 1751 ~1 39 VNMVES.5 33~ () +(+1 FIX) 1751 ~1 43 V14IMVES V14IMVES 33~ (+1 FIX) +(+1 FIX) 1751 ~1 46 V14IMVES 95 33~ (+1 FIX) +(+1 FIX) 1751 ~1 0 33~ (+1 FIX) +(+1 FIX) 1751 ~1 VNMVES VNMVES V14IMVES ~ (+1 FIX) 1751 ~1 VNMVES VNMVES 1 33~ (+1 FIX) 1751 ~1 59 VNMVES V14IMVES V14IMVES ~ (+1 FIX) +(+1 FIX) 1751 ~1 VNMVES V14IMVES ~ (+1 FIX) +(+1 FIX) 1751 ~1 VNMVES ~ (+1 FIX) +(+1 FIX) 1751 ~1 VIMVES ~ (+1 FIX) +(+1 FIX) +(+1 FIX) 1751 ~1 V14IMVES ~ (+1 FIX) +(+1 FIX) +(+1 FIX) 1751 ~ ~ (+1 FIX) +(+1 FIX) +(+1 FIX) 1751 ~1 1 outdoor above,outdoor below. ll the specifications are tested under noinal condition(in cooling, Indoor tep is 27 DB WB; Outdoor tep 35 DB WB; In heating, Indoor tep is DB, Outdoor tep is 7 DB6 WB).

MRVIII-C(T1) Hz-8~2V-3Ph 8HP 14HP Dual Frequency Hz-8~2V-3Ph DC Inverter Scroll Copressor & BLDC Fan 5 Basic Modular Units: 8HP, HP, HP, 14HP, HP Super quiet High perforance copressor Quiet operation

Indoor Units up to -5 cooling (-5) -15 HETING heating (-15) Blue Blue fin Model V08CMVES VCMVES VCMVES V14CMVES VCMVES V18CMVES VCMVES V22CMVES VCMVES Cobination odel Capacity range Capacity Power

7 MRVIII-C(T1) Hz-8~2V-3Ph 8HP 14HP Dual Frequency Hz-8~2V-3Ph DC Inverter Scroll Copressor & BLDC Fan 5 Basic Modular Units: 8HP, HP, HP, 14HP, HP Super quiet High perforance copressor Quiet operation 1 sine wave 3 inutes protection Free Cobination up to 48HP with Increental 2HP, Max. Indoor Units up to -5 cooling (-5) -15 HETING heating (-15) Blue Blue fin Model V08CMVES VCMVES VCMVES V14CMVES VCMVES V18CMVES VCMVES V22CMVES VCMVES Cobination odel Capacity range Capacity Power supply Electrical paraeters Perforance Rated power input Rated power input EER COP ir flow (H) Sound pressure level (H) Sound power level (H) External diensions (WDH) Shipping diensions (WDH) NetShipping weight Copressor type Copressor brand Installation Copressor quantity Refrigerant type Refrigerant charge Refrigerant liquid pipe Refrigerant gas pipe Oil equalization pipe Total pipe lenth HP PhVHz ³h db() db() Max. pipe length(equivalentctual) Max drop between I.U.&O.U External static pressure Pa Connection Connectable indoor unit ratio % ratio Working tep. Maxiu nuber of indoor units FIX FIX FIX V08CMVES VCMVES VCMVES VCMVES VCMVES VCMVES () +(+1 FIX) VCMVES V14CMVES () +(+1 FIX) VCMVES VCMVES VCMVES VCMVES VCMVES VCMVES V38CMVES VCMVES V42CMVES V44CMVES V46CMVES V48CMVES VCMVES V14CMVES V14CMVES VCMVES VCMVES VCMVES VCMVES VCMVES VCMVES VCMVES V14CMVES VCMVES VCMVES V14CMVES VCMVES VCMVES VCMVES VCMVES V14CMVES V14CMVES VCMVES VCMVES VCMVES VCMVES V14CMVES VCMVES V14CMVES VCMVES VCMVES VCMVES VCMVES VCMVES (+1 FIX) (+1 FIX) (+1 FIX) () (+1 FIX) (+1 FIX) (+1 FIX) + + +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) +(+1 FIX) outdoor above,outdoor below. ll the specifications are tested under noinal condition(in cooling, Indoor tep is 27 DB WB; Outdoor tep 35 DB WB; In heating, Indoor tep is DB, Outdoor tep is 7 DB6 WB).

8 MRVIII-C(T1) Hz-4V-3Ph 8HP 14HP Dual Frequency Hz-4V-3Ph High perforance copressor 1 sine wave DC Inverter Scroll Copressor & BLDC Fan 5 Basic Modular Units: 8HP, HP, HP, 14HP, HP Super quiet Quiet operation 3 inutes protection Free Cobination up to 48HP with Increental 2HP, HETING Blue Max. Indoor Units up to cooling (-5) heating (-15) Blue fin Model V08GMVES VGMVES VGMVES V14GMVES V18GMVES VGMVES V22GMVES VGMVES Cobination odel Capacity Electrical paraeters Perforance Installation Capacity range Power supply HP PhVHz Rated power input Rated power input EER COP ir flow (H) Sound pressure level (H) Sound power level (H) External diensions (WDH) Shipping diensions (WDH) NetShipping weight Copressor type Copressor brand Copressor quantity Refrigerant type Refrigerant charge Refrigerant liquid pipe Refrigerant gas pipe Oil equalization pipe Total pipe lenth ³h db() db() Max. pipe length(equivalentctual) Max drop between I.U.&O.U External static pressure Pa Connection Connectable indoor unit ratio % ratio Maxiu nuber of indoor units Working tep ~ ~ FIX 1751 ~ FIX 1751 ~ (9*18*7)*2 (9718)*2 149 (**8)*2(9)* FIX 1751 ~1 V08GMVES VGMVES ~1 VGMVES VGMVES (2255)*2 * ~1 VGMVES VGMVES ( +1 FIX) 1751 ~1 VGMVES V14GMVES ( +1 FIX) 1751 ~1 VGMVES VGMVES VGMVES VGMVES VGMVES VGMVES V38GMVES VGMVES V42GMVES V44GMVES V46GMVES V48GMVES VGMVES (13718)*2 9718*2 (9718)*2 +(13718) +(13718) (9718) (13718) (13718) (13718)* (13718) +(13718) +(13718) +(13718)*2 +(13718)*2 +(13718)*2 (9) (9) (149)*09*2(9)*2+(149) +(149) (9) (149) (149) (149)* (149) +(149) +(149) +(149)*2 +(149)*2 +(149)* (8386)*2 2255* * * * *2 (8386)*3 +( +1 FIX) 1751 ~1 V14GMVES V14GMVES ( +1 FIX) +( +1 FIX) 1751 ~1 V14GMVES ( +1 FIX) +( +1 FIX) 1751 ~ ( +1 FIX)* ~1 VGMVES VGMVES V14GMVES *2 +( +1 FIX) 1751 ~1 VGMVES VGMVES *2 +( +1 FIX) 1751 ~1 VGMVES V14GMVES V14GMVES (9718) ( +1 FIX) +( +1 FIX) 1751 ~1 VGMVES V14GMVES (9718) ( +1 FIX) +( +1 FIX) 1751 ~1% VGMVES ( +1 FIX)* ~1 VGMVES ( +1 FIX) +( +1 FIX)* ~1 V14GMVES ( +1 FIX) +( +1 FIX)* ~ ( +1 FIX)* ~1 1 outdoor above,outdoor below. ll the specifications are tested under noinal condition(in cooling, Indoor tep is 27 DB WB; Outdoor tep 35 DB WB; In heating, Indoor tep is DB, Outdoor tep is 7 DB6 WB).

MRVIII-C(T3) Hz-3~0v-3Ph 8HP HP Dual Frequency Hz-3~0v-3Ph High perforance copressor 1 sine wave DC Inverter Scroll Copressor & BLDC Fan 3 Basic Modular Units: 8HP, HP, HP Super quiet Quiet operation

9 MRVIII-C(T3) Hz-3~0v-3Ph 8HP HP Dual Frequency Hz-3~0v-3Ph High perforance copressor 1 sine wave DC Inverter Scroll Copressor & BLDC Fan 3 Basic Modular Units: 8HP, HP, HP Super quiet Quiet operation 3 inutes protection Free Cobination up to HP with Increental 2HP, Max. Indoor Units up to High bient Operation up to 52-5 cooling (-5) -15 HETING heating (-15) Blue Blue fin Model V08NMVERB VNMVERB VNMVERB VNMVERB V18NMVERB VNMVERB Cobination odel Capacity range Capacity capacity capacity Power supply Rated power input Max. power input Max.current Electrical Rated power input paraeters Max. power input Max.current EER COP ir flow (H) Perforance Sound pressure level (H) Sound power level (H) External diensions(wdh) Installation Connection ratio Working tep. Shipping diensions(wdh) NetShipping weight Copressor type Copressor quantity Refrigerant type Refrigerant charge Refrigerant liquid pipe Refrigerant gas pipe Oil equalization pipe Total pipe length HP PhVHz ³h db() db() Max. pipe length(equivalentctual) Max drop between I.U.&O.U External static pressure Pa Connectable indoor unit ratio % Maxiu nuber of indoor units ~ %~1% ~ FIX 1751 %~1% ~ FIX 1751 %~1% V08NMVERB V08NMVERB ~ INV 1751 %~1% V08NMVERB VNMVERB ~ INV +1 FIX 1751 %~1% VNMVERB VNMVERB.0 33~ INV +2 FIX 1751 %~1% V22NMVERB VNMVERB VNMVERB VNMVERB VNMVERB VNMVERB VNMVERB VNMVERB VNMVERB VNMVERB ~ INV +2 FIX %~1% VNMVERB VNMVERB ~ INV +2 FIX %~1% V08NMVERB V08NMVERB VNMVERB ~ INV +1 FIX %~1% V08NMVERB V08NMVERB VNMVERB ~ INV +1 FIX %~1% VNMVERB VNMVERB VNMVERB ~ INV +3 FIX %~1% VNMVERB VNMVERB VNMVERB ~ INV +3 FIX %~1% VNMVERB VNMVERB VNMVERB ~ INV +3 FIX %~1% VNMVERB VNMVERB VNMVERB ~ INV +3 FIX 1751 %~1% 1 outdoor above,outdoor below. ll the specifications are tested under noinal condition(in cooling, Indoor tep is 27 DB WB; Outdoor tep 35 DB WB; In heating, Indoor tep is DB, Outdoor tep is 7 DB6 WB).

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