Mitsubishi Electric MSC-CA20VB, Руководство по техническому обслуживанию

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1
Discharge temperature
2
Each correction
• (Each gas pipe temperature thermistor - Minimum gas pipe temperature thermistor)
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1
• (Main indoor coil thermistor - Sub indoor coil thermistor)
COOL DRY HEAT
• •
-
•
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2
•
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2
•
<Correction>
(1) LEV opening correction by discharge temperature
The target discharge temperature is determined according to frequency zone and number of operation unit of the
compressor.
Operation frequency
of compressor (Hz)
Minimum ~ 33
34 ~ 55
56 ~ 76
77 ~ 98
1 unit
56
59
59
60
2 units
60
61
64
67
1 unit
55
60
65
70
2 units
51
58
64
71
COOL
HEAT
Target discharge temperature ( : )
MXZ-2A40VA
-
MXZ-2A52VA
E1
Operation frequency
of compressor (Hz)
Minimum ~ 23
24 ~ 38
39 ~ 54
55 ~ 69
70 ~ 85
86 ~ 100
101 ~ Maximum
1 unit
56
59
59
60
61
62
63
2 units
60
61
64
67
67
69
70
1 unit
57
63
69
75
80
86
90
2 units
51
58
64
71
77
83
90
COOL
HEAT
Target discharge temperature ( : )
MXZ-2A30VA MXZ-2A40VA
-
E2
156
Capacity code
Indoor unit capacity(kw)
3
2.2
4
2.5
7
3.5
10
5.0
12
6.0
13
7.1
Capacity code
Standard opening (pulse)
01 02 03 04 05 06 07 08
COOL
LEV Opening(code)
HEAT
270
140
280
152
290
160
300
170
310
180
320
200
330
224
340
244
09
350
274
10
360
280
3 2
Difference in operation number
COOL
HEAT
28
-45
56
-60
4
84
-60
5
112
-60
operation number
Receiver LEV
Standard opening (pulse)
01 02 03 04 05 06 07 08
COOL
LEV Opening(code)
HEAT
126
248
130
248
134
258
138
266
150
274
160
280
170
286
180
292
09
190
300
10
200
306
Code5,6 Code3,4
Difference in capacity
Difference in operation number
COOL
HEAT
3
3
6
6
Code7,8
9
9
Code9,10
12
52
Code11,12
15
55
25
65
35
75
Code13,14 Code15or above 2
-20
-4
3
-30
-8
4
-30
-12
5
-30
-16
MXZ-4A80VA
-
MXZ-5A100VA
Exclusive LEV
E2
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1 Perform this, when number of operation units is 2 units or more.
MXZ-2A, MXZ-4A80VA - and MXZ-5A are excluded.
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2 Correct the LEV opening by discharge temperature.
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