1 Indoor and Outdoor Unit Capacities
1.1 Indoor Units
1.1.1 Standard indoor units
Table 1-1.1: Standard indoor unit abbreviation codes
Abbreviation
code
Q1
One-way Cassette
Q2
Two-way Cassette
Q4C
Compact Four-way Cassette
Q4
Four-way Cassette
T2
Medium Static Pressure Duct
Table 1-1.2: Standard indoor unit capacity range
Capacity
kW
HP
1.8
0.6
2.2
0.8
2.8
1
3.6
1.25
4.5
1.6
5.6
2
7.1
2.5
8.0
3
9.0
3.2
10.0
3.6
11.2
4
14.0
5
16.0
6
20.0
7
25.0
9
28.0
10
40.0
14
45.0
16
56.0
20
1.1.2 Fresh air processing unit
Table 1-1.3: Fresh air processing unit capacity range
Capacity
12.5kW
Capacity index
125
1.2 Heat recovery ventilator
Table 1-1.4: Heat recovery ventilator capacity range
Capacity
200m
Type
Capacity
Q1
index
18
18
22
22
28
28
36
36
45
45
56
56
71
71
80
—
90
—
100
—
112
—
140
—
160
—
200
—
250
—
280
—
400
—
450
—
560
—
14kW
140
/h
300m
/h
400m
3
3
Abbreviation
code
T1
G
DL
F
Q2
Q4C
—
—
22
22
28
28
36
36
45
45
56
—
71
—
—
—
—
—
—
—
100
—
—
112
—
—
140
—
—
—
—
—
—
—
—
—
—
—
—
—
—
20kW
25kW
200
250
/h
500m
/h
800m
3
3
4
High Static Pressure Duct
Wall-mounted
Ceiling & Floor
Floor Standing
Q4
T2
T1
—
—
—
—
22
—
28
28
—
36
36
—
45
45
—
56
56
—
71
71
71
80
80
80
90
90
90
—
—
112
112
140
140
—
—
160
—
—
200
—
—
250
—
—
280
—
—
400
—
—
450
—
—
560
28kW
280
/h
1000m
/h
3
3
Type
G
DL
F
—
—
—
22
—
22
28
—
28
36
36
36
45
45
45
56
56
56
71
71
71
80
80
80
90
90
—
—
—
—
—
112
—
—
140
—
—
160
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
45kw
56kw
450
560
1500m
/h
2000m
/h
3
3