Airwell CVQA Series User manual

SERVICE MANUAL

IMPORTANT NOTE:

Read this manual carefully before installing or operating your new air conditioning unit. Make sure to

save this manual for future reference.

23.AW.CVQA.015-050.R410A.SM.EN.20.07

New Mini 4 Ways Cassette Indoor Unit

CVQA R410a

English Manual

CVQA-025/022/015N-01M22

CVQA-050/045/035N-01M22

134

1. MINI 4-way cassette type indoor unit

1.1 Features

•Compact design

•New panel design 620*620mm

• Low sound level

135

1.2

type indoor unit

MINI 4-way cassette

Specication

Model CVQACVQA-015N-01M22 -022N-01M22 CVQA-025N-01M22

Power supply V-Ph-Hz 220-240/1/50/60 220-240/1/50/60 220-240/1/50/60

Cooling

Capacity kBtu/h 5.1 7.5 9.5

Capacity kW 1.5 2.2 2.8

Power Input W 17 17 17

Current A 0.2 0.2 0.2

Heating

Capacity kBtu/h 5.8 8.5 10.9

Capacity kW 1.7 2.5 3.2

Power Input W 17 17 17

Current A 0.2 0.2 0.2

Heating capacity at low temp. kW / / /

Operating current A 0.2 0.2 0.2

INDOOR

MOTOR

Brand Broad Ocean Broad Ocean Broad Ocean

Model ZW465C03 ZW465C03 ZW465C03

Type DC DC DC

Insulation Class B B B

IP Class IP40 IP40 IP40

Power Input W 35 35 35

Power output W 26 26 26

Capacitor μF / / /

Speed (High/Middle/Low) rpm 500/430/380 520/450/400 520/450/400

INDOOR

FAN

Brand Haier Haier Haier

Type Centrifugal Centrifugal Centrifugal

Quantity 1 1 1

INDOOR

COIL

a. Number of rows 1 1 1

b. Tube pitch(a)x row pitch(b) mm 21*13.3 21*13.3 21*13.3

c. Fin spacing mm 1.35 1.35 1.35

d. Fin type (code) Hydrophilic aluminum

e. Tube outside dia. and type mm Φ7 Φ7 Φ7

f. Coil length x height x width mm 1330*147*13.3 1330*147*13.3 1330*147*13.3

g. Number of circuits 5 5 5

Cabinet

Cabinet Coating Type Galvanized Galvanized Galvanized

Hour 100 100

Cabinet Salt Spray Test

Duration 100

Control Box IP Class IP40 IP40 IP40

136

Model CVQA-015N-01M22 CVQA-022N-01M22 CVQA-025N-01M22

Construction

Sheet Metal Thickness 0.8 0.8 0.8

Drain Pan Material PS PS PS

Drain Pan Insulation 20 20 20

Drain Pump Option Standard 1200mm Standard 1200mm Standard 1200mm

Branch Outlet Option no no no

Indoor Wall

Material Hot zinc plate Hot zinc plate Hot zinc plate

Thickness mm 0.8 0.8 0.8

Double or Single Skin Single Single Single

Air Filter

Material PP PP PP

Mesh 100 100 100

Pressure Drop Pa 5 5 5

Piping

dimension

Liquid pipe mm 6.35 6.35 6.35

Gas pipe mm 9.52 9.52 9.52

Drain hose mm Φ32 Φ32 Φ32

Panel

Model PB-620KB PB-620KB PB-620KB

Dimension mm 620/620/60 620/620/60 620/620/60

Packing mm 660/660/115 660/660/115 660/660/115

Net weight kg 2.8 2.8 2.8

Gross weight kg 4.5 4.5 4.5

Fresh air dimension mm Ф100 Ф100 Ф100

Sound pressure level (H/M/L) dB(A) 32/30/29 32/30/29 32/30/29

Sound power level (H/M/L) dB(A) 46/44/43 46/44/43 46/44/43

Standard static pressure Pa 0 0 0

Indoor air ow (H/M/L) /h 650/540/430 700/590/480 700/590/480

Dimension (W*H*D) mm 580/260/580 580/260/580 580/260/580

Packing (W*H*D) mm 718/380/680 718/380/680 718/380/680

Net weight kg 16 16 16

Gross weight kg 19 19 19

Norminal condition: indoor temperature (cooling): 27°C DB/19°C WB, indoor temperature (heating): 20°C DB Outdoor

temperature(cooling): 35°C DB/24°C WB, outdoor temperature(heating): 7°C DB/6°C WB

The noise level will be measured in the third octave band limited values, using a Real Time Analyser calibrated sound intensity

meter. It is a sound pressure noise level.

137

type indoor unit

MINI 4-way cassette

Model CVQACVQACVQA-035N-01M22 -045N-01M22 -050N-01M22

Power supply V-Ph-Hz 220-240/1/50/60 220-240/1/50/60 220-240/1/50/60

Cooling

Capacity kBtu/h 12.3 15.3 19.1

Capacity kW 3.6 4.5 5.6

Power Input W 18 26 35

Current A 0.2 0.2 0.2

Heating

Capacity kBtu/h 13.6 17.1 21.5

Capacity kW 4 5 6.3

Power Input W 18 26 35

Current A 0.2 0.2 0.2

Heating capacity at low temp. kW / / /

Operating current A 0.2 0.2 0.2

INDOOR

MOTOR

Brand Broad Ocean Broad Ocean Broad Ocean

Model ZW465C03 ZW465C03 ZW465C03

Type DC DC DC

Insulation Class B B B

IP Class IP40 IP40 IP40

Power Input W 35 35 35

Power output W 26 26 26

Capacitor μF ///

Speed (High/Middle/Low) rpm 650/520/450 650/520/450 650/520/450

INDOOR

FAN

Brand Haier Haier Haier

Type Centrifugal Centrifugal Centrifugal

Quantity 1 1 1

INDOOR

COIL

a. Number of rows 222

b. Tube pitch(a)x row pitch(b) mm 21*13.3 21*13.3 21*13.3

c. Fin spacing mm 1.35 1.35 1.35

d. Fin type (code) Hydrophilic aluminum

e. Tube outside dia. and type mm Φ7 Φ7 Φ7

f. Coil length x height x width mm 1330*147*26.6 1330*147*26.6 1330*147*26.6

g. Number of circuits 10 10 10

Cabinet

Cabinet Coating Type Galvanized Galvanized Galvanized

Cabinet Salt Spray Test

Duration Hour 100 100 100

Control Box IP Class IP40 IP40 IP40

138

Model CVQA-035N-01M22 CVQA-045N-01M22 CVQA-050N-01M22

Construction

Sheet Metal Thickness 0.8 0.8 0.8

Drain Pan Material PS PS PS

Drain Pan Insulation 20 20 20

Drain Pump Option Standard 1200mm Standard 1200mm Standard 1200mm

Branch Outlet Option no no no

Indoor Wall

Material Hot zinc plate Hot zinc plate Hot zinc plate

Thickness mm 0.8 0.8 0.8

Double or Single Skin Single Single Single

Air Filter

Material PP PP PP

Mesh 100 100 100

Pressure Drop Pa 5 5 5

Piping

dimension

Liquid pipe mm 6.35 6.35 6.35

Gas pipe mm 12.7 12.7 12.7

Drain hose mm Φ32 Φ32 Φ32

Panel

Model PB-620KB PB-620KB PB-620KB

Dimension mm 620/620/60 620/620/60 620/620/60

Packing mm 660/660/115 660/660/115 660/660/115

Net weight kg 2.8 2.8 2.8

Gross weight kg 4.5 4.5 4.5

Fresh air dimension mm Ф100 Ф100 Ф100

Sound pressure level (H/M/L) dB(A) 33/30/29 33/30/29 34/32/30

Sound power level (H/M/L) dB(A) 47/44/43 47/44/43 48/46/44

Standard static pressure Pa 0 0 0

Indoor air ow (H/M/L) m3/h 700/590/480 700/590/480 700/590/480

Dimension (W*H*D) mm 580/260/580580/260/580 580/260/580

Packing (W*H*D) mm 718/380/680 718/380/680 718/380/680

Net weight kg 19 19 19

Gross weight kg 22 22 22

Norminal condition: indoor temperature (cooling): 27°C DB/19°C WB, indoor temperature (heating): 20°C DB Outdoor

temperature(cooling): 35°C DB/24°C WB, outdoor temperature(heating): 7°C DB/6°C WB

The noise level will be measured in the third octave band limited values, using a Real Time Analyser calibrated sound intensity

meter. It is a sound pressure noise level.

139

type indoor unit

MINI 4-way cassette

1.3 Dimension

SN Part Name

1Connection port of gas pipe

2Connection of liquid pipe

3Wiring connection port of motor/

pumping motor

4 Connect drain pipe

5 Inlet grill

6 Outlet grill

7Drain hose(Accessory)

When inlet grill is closed, the least

reserved space is 200mm

※

Decoration board620

Pipe connection

diagram

Connect drain pipe

⑥

⑤

535(Gap betwwn

supending rod)

580(Indoor units)

590(Celing open)

Indoor units580

*At least 1500

Less than100

⑦

Space needed for

installation

*At least 1500

*Electric box maintenance window

600×600

*Electric box

Raisetolessthan

750

285

140

180

310

170

210

176

195

30 25

200 Adjustable(0-360)

Suspending

bolt

4-M8~M10

60 60

750

175

③

④

275

210

Less than 10

175

210

4-M3.2reserved hole

100

(Directinstallation)

60 60

Greater than 1000resreved space

Less than 2700 to the wall

（Installedathighplace）

580

140

1.4 Piping diagram

Fan

TC1

TC2

Indoor heat exchanger Gas pipe

(Flared joint)

Liquid pipe

Filter EEV Filter

141

type indoor unit

MINI 4-way cassette

1.5 Wiring diagram

PCB SW03

SW01

Y/R

BL(B)

BR(R)

T5A/250VAC

AC220V

LED5

PUMP

CN4

CN22-1

CN22

CN16

CN21

CN31 CN31-1

CN46-1 CN46

CN34 CN24

CN13 CN14 CN23 CN27

CN36

CN26

CN41

PMV

Float switch

CN33

WIFI

DC FAN

CN35

CN1

Tc1 Tc2 TA

RELAY

Display

Board

PAC

Wired Controller

Wired

Controller

WHY G

CN38 CN17 CN20

CN11-1 CN11 CN7

CN9 CN10

CN19 CN18

WHWHWH

RWH

CN15

CN43 CN28

SST

TTL-PCPM2.5HUM

L-RXD

YWHB WH

485-PC

CN8

BL WH

LED1

LED2

LED3

LED4

LED6

Wire Controller With Indoor Unit

Error Indicate

Indoor Unit &Outdoor Unit

LED1、2

LED3、4

LED5

LED Definition

Colours:

B:Black BL:Blue

BR:Brown G:Green

R:Red WH:White

Y:Yellow

Symbol:

Comm.add:communication

address

CC.add:Central

Control address

Communication

With Outdoor

L-TXD

Swing4/1 Swing2/3

CVQA-015~050N-01M22 PCB code：0151800244BA

142

1.6 Electric characteristics

Units Power supply Indoor fan motor Power input (w)

Model Phase FQY Voltage Volt.

range MCA MFA Output

(W) FLA Cooling Heating

CVQA-015N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 17 17

CVQA-022N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 17 17

CVQA-025N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 17 17

CVQA-035N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 18 18

CVQA-045N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 26 26

CVQA-050N-01M22 1 50/60 220 198~242 0.325 1.04 26 0.26 35 35

Symbols:

MCA: Min. circuit amps (A)

MFA: Max. fuse amps of circuit breaker

Output: Fan motor rated output (w)

FLA: Full load amps (A)

Note:

1. Voltage range

The units are applicable for the electrical systems where voltage supplied to unit is in the range.

2. Maximum allowable voltage unbalance between phases is 2%.

3. MCA=1.25*FLA MFA≤4*FLA

4. Power supply uses the circuit breaker.

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