
3.2.7 Frequency control when Td is too high
Purpose: make compressor frequency control if the discharging temp. is too high, to lower the discharging
temp. efficiently and ensure the system can run normally.
Discharging
t
emp.
Td
Reduce FQY rapidly 2HZ/S
Reduce FQY rapidly 1HZ/S
Reduce FQY slowly 1HZ/10S
Remain FQY
Increase FQY slowly 1HZ/10S
118
℃
115
℃
112
℃
109
℃
105
℃
95
℃
Unitary:
Multi:
Dischar
gin
g
tem
p.
TD
Reduce FQY rapidly 2HZ/S
Reduce FQY rapidly 1HZ/S
Reduce FQY slowly 1HZ/10S
Remain FQY
Increase FQY slowly 1HZ/10S
120
℃
115
℃
110
℃
105
℃
100
℃
95
℃
If keeping for 10s, the unit stops, 3 minutes later, the unit can
re-startup. If in 60 minutesthe unit occurs alarm for 3 times, the
failure can be eliminated.
If keeping for 10s, the unit stops, 3 minutes later, the unit can
re-startup. If in 60 minutesthe unit occurs alarm for 3 times, the
failure can be eliminated.
234
Содержание YHKMXH009BARX-FX
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Страница 213: ...PCB 0151800175 YH3MXH009BARX GX YH3MXH012BARX GX YH3MXH018BARX GX YH3MXH024BARX GX 211 ...
Страница 221: ...PCB 0011800241C 219 ...
Страница 222: ...PCB 0151800054A 220 ...
Страница 223: ...PCB 0151800076 PCB 0151800075 221 ...
Страница 224: ...Power module 0010400352C Power module 0150400908 222 ...
Страница 225: ...Power module 0150400644A Power module 0150400939 223 ...
Страница 226: ...Power module 0151800105 224 ...
Страница 227: ...Power module 0150400643B Filter board 0150400699 225 ...
Страница 228: ...Filter board 0010452726 Filter board 0150400567 Dip switch setting 226 ...