A/A DC INVERTER U-MATCH AIR CONDITIONERS CONTROL
28
2.4 Defrosting
O N
O N
O F F
O N
Z
H eating/D efrosting T im e sequence chart
D efrosting
m arking
D efrosting frequency
C om pressor
35H z
O utdoor fan
E nergized
D e-energized
Indoor fan
A uxilary pow er
D efro sting
e nds
C o nd ition for e n din g
the d efrost
O F F
O FF
T im e
M eet the conditions for
ending the defrost
A cc.to the conditions for
starting the auxiliary pow er
C old air prevention
F ixed step Y
A djust according to control logic
H igh fan
35H z
A djust per P I
A cc. to outdoor fan control logic
E X V
4-w ay valve
10s
3 m in
10s
The conditions for starting the defrosting are as follows:
The defrosting is started when one of the following three conditions is satisfied:
①
The total time for outdoor defrost sensor to run below 3 is longer than 40 minutes and this temperature is kept
℃
lower than -6 for over 3 minutes.
℃
②
The outdoor temperature sensor keeps lower than 3
℃
for at least 80 minutes and keeps lower than -4
℃
for at
least 3 minutes.
③
The outdoor temperature sensor keeps lower than 3
℃
for at least 120 minutes and keeps lowers than -3
℃
for
at least 3 minutes
The conditions for ending the defrosting are as follows:
The defrosting is ended when one of the following three conditions is satisfied:
When the temperature of outdoor heat exchanger rises to higher than 10 .
①
℃
When the temperature of outdoor heat exchanger rises to higher than 8 and this lasts for over 80 seconds.
②
℃
When the defrosting keeps for 10 minu
③
tes.
Содержание U-MATCH GFH09K3CI
Страница 4: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 1 PRODUCT...
Страница 25: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 22 CONTROL...
Страница 26: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 23 CONTROL 1 OPERATION FLOWCHART 1 1Cooling Dry Operation...
Страница 27: ...A A DC INVERTER U MATCH AIR CONDITIONERS CONTROL 24 1 2 Heating Operation...
Страница 62: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 59 5 3 7 Dimensions...
Страница 63: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 60 INSTALLATION...
Страница 102: ...GREE COMMERCIAL AIR CONDITION A A DC INVERTER U MATCH AIR CONDITIONERS 99 MAINTENANCE...
Страница 108: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 105 Malfunction display E1 Compressor High Pressure Protection...
Страница 109: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 106 Malfunction display E3 Compressor Low Pressure Protection...
Страница 121: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 118 IPM module protection...
Страница 122: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 119 DC busbar overvoltage protection...
Страница 123: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 120 DC busbar undervoltage protection...
Страница 124: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 121 Abnormal noise from PFC inductor...
Страница 125: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 122 Radiator overheat protection...
Страница 126: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 123 Tripping...
Страница 130: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 127 Tripping...
Страница 136: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 133 Model GUHD24NK3CO GUHD30NK3CO Model GUHD36NK3CO GUHD42NK3CO...
Страница 137: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 134 Model GUHD48NK3CO Model GUHD36NM3CO GUHD42NM3CO...
Страница 138: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 135 Model GUHD48NM3CO Model GUHD60NM3CO...
Страница 182: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 179 3 A B 0 5 0 1kgf c C 4 5 6 A B 0 5 0 1kgf c C...
Страница 183: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 180 7 8 A B C 9 A B 0 5 0 1kgf c C 10 A B...
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Страница 227: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 224 Model GUHD24NK3CO Exploded View...
Страница 233: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 230 Model GUHD36NM3CO GUHD42NM3CO Exploded View...
Страница 235: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 232 Model GUHD48NM3CO GUHD60NM3CO Exploded View...
Страница 247: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 244 Model GKH18K3CI Exploded View...
Страница 252: ...A A DC INVERTER U MATCH AIR CONDITIONERS MAINTENANCE 249 Model GKH36K3CI GKH42K3CI Exploded View...
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