For WH-SDC0309K3E5, WH-SDC0309K6E5
Table I – Maximum refrigerant charge allowed in a room
Maximum refrigerant charge in a room
A
room
(m
)
2
H =
H =
H =
1.15m
1.20m
1.30m
1
0.265 0.276 0.299 0.322 0.345 0.368
2
0.530 0.553 0.599 0.645 0.691 0.737
3
0.794 0.829 0.898 0.967 1.036 1.105
4
1.059 1.105 1.197 1.289 1.382 1.474
5
1.324 1.382 1.497 1.612 1.727 1.842
6
1.589 1.658 1.796 1.934 2.072 2.210
7
1.738 1.814 1.965 2.116 2.267 2.418
8
1.858 1.939 2.101 2.262 2.424 2.585
9
1.971 2.057 2.228 2.399 2.571 2.742
10
2.078 2.168 2.349 2.529 2.710 2.891
11
2.179 2.274 2.463 2.653 2.842 3.032
12
2.276 2.375 2.573 2.771 2.969 3.166
13
2.369 2.472 2.678 2.884 3.090 3.296
• For intermediate H values, the value that corresponds to the lower
H value from the table considered.
Example:
For H = 1.25 m, the value that corresponds to " H = 1.20 m" is
considered.
• For intermediate A
room
lower A
value from the table is considered.
room
Example:
For A
= 10.5 m
2
, the value that corresponds to
room
" A
= 10 m
2
" is considered.
room
Table II – Minimum floor area
m
c
(kg)
H =
H =
H =
1.15m
1.20m
1.30m
1.84
7.84
7.20
6.15
1.86
8.02
7.36
6.27
1.88
8.19
7.52
6.41
1.90
8.36
7.68
6.54
1.92
8.54
7.84
6.68
1.94
8.72
8.01
6.82
1.96
8.90
8.17
6.96
1.98
9.08
8.34
7.11
2.00
9.27
8.51
7.25
2.02
9.45
8.68
7.40
2.04
9.64
8.85
7.54
2.06
9.83
9.03
7.69
2.08 10.02
9.21
7.84
2.10 10.22
9.38
8.00
2.12 10.41
9.56
8.15
4
( m
) (kg)
max
H =
H =
H =
1.40m
1.50m
1.60m
1.70m
values, the value that corresponds to the
Minimum floor area
( A
(m
))
2
min total
H =
H =
H =
1.40m
1.50m
1.60m
5.71
5.33
4.99
5.77
5.39
5.05
5.83
5.44
5.10
5.89
5.50
5.16
5.96
5.56
5.21
6.02
5.62
5.27
6.08
5.67
5.32
6.14
5.73
5.37
6.25
5.79
5.43
6.38
5.85
5.48
6.51
5.91
5.54
6.63
5.96
5.59
6.76
6.02
5.65
6.89
6.08
5.70
7.03
6.14
5.75
m
c
(kg)
H =
1.15m
2.14 10.61
H =
H =
2.16 10.81
1.80m
2.18 11.01 10.11
0.391
0.414
2.20 11.21 10.30
0.783
0.829
2.22 11.42 10.49
1.174
1.243
2.24 11.62 10.68
1.566
1.658
2.26 11.83 10.87
1.957
2.072
2.28 12.04 11.06
2.349
2.487
2.30 12.26 11.26
2.570
2.721
• For intermediate H values, the value that corresponds to the lower
H value from the table considered.
2.747
2.909
Example:
2.914
3.085
For H = 1.25 m, the value that corresponds to " H = 1.20 m" is considered.
• For intermediate m
3.071
3.252
m
value from the table is considered.
c
Example:
3.221
3.411
If m
= 1.85 kg, the value that corresponds to " m
c
3.364
3.562
considered.
• Systems with total refrigerant charge lower than 1.84 kg are not
3.502
3.708
subjected to any room area requirements.
• Charges above 2.30 kg are not allowed in the unit.
Table III – Minimum venting opening area for natural ventilation
m
m
c
max
(kg)
(kg)
2.3
0.1
2.3
0.3
2.3
0.5
2.3
0.7
H =
H =
2.3
0.9
1.70m
1.80m
2.3
1.1
4.70
4.44
2.3
1.3
4.75
4.49
2.3
1.5
4.80
4.54
2.3
1.7
4.85
4.58
2.3
1.9
4.91
4.63
2.3
2.1
4.96
4.68
2.3
2.2
5.01
4.73
• For intermediate H values, the value that corresponds to the lower
5.06
4.78
H value from the table considered.
Example:
5.11
4.83
For H = 1.25 m, the value that corresponds to " H = 1.20 m" is
5.16
4.87
considered.
• For intermediate m
5.21
4.92
higher m
5.26
4.97
Example:
m
= 1.45 kg, the value that corresponds to " m
excess
5.31
5.02
is considered.
5.37
5.07
5.42
5.12
Minimum floor area
( A
(m
min total
H =
H =
H =
H =
1.20m
1.30m
1.40m
1.50m
9.74
8.30
7.16
6.24
9.93
8.46
7.29
6.35
8.62
7.43
6.47
8.77
7.57
6.59
8.93
7.70
6.71
9.10
7.84
6.83
9.26
7.98
6.96
9.42
8.13
7.08
9.59
8.27
7.20
values, the value that corresponds to the higher
c
Minimum venting opening area
m
excess
( VA
(kg) =
m
-
H =
H =
H =
H =
c
m
max
1.15m
1.20m
1.30m
1.40m
643
629
605
583
2.2
584
572
550
530
2.0
526
515
495
477
1.8
468
458
440
424
1.6
409
400
385
371
1.4
351
343
330
318
1.2
292
286
275
265
1.0
234
229
220
212
0.8
179
172
165
159
0.6
126
121
112
106
0.4
0.2
66
64
59
54
0.1
34
33
30
28
values, the value that corresponds to the
excess
value from the table is considered.
excess
))
2
H =
H =
H =
1.60m
1.70m
1.80m
5.81
5.47
5.16
5.86
5.52
5.21
5.92
5.57
5.26
5.97
5.62
5.31
6.03
5.67
5.36
6.08
5.72
5.40
6.13
5.77
5.45
6.22
5.82
5.50
6.33
5.88
5.55
= 1.86 kg" is
c
) (cm
)
2
min
H =
H =
H =
H =
1.50m
1.60m
1.70m
1.80m
563
545
529
514
512
495
481
467
461
446
433
420
409
396
385
374
358
347
336
327
307
297
288
280
256
248
240
234
205
198
192
187
154
149
144
140
102
99
96
93
51
50
48
47
26
25
24
23
= 1.6 kg"
excess