11. Safety devices
Type of
protection
Protection form
Model
AOYG18KBTB AOYG22KBTB
Circuit
protection
Current fuse (Main PCB)
250 V, 25 A
250 V, 5 A
250 V, 3.15 A
Fan motor
protection
Terminal protection program
Activate
125±10 °C
Fan motor stop
Reset
120±10 °C
Fan motor restart
Compressor
protection
Terminal protection program
(Discharge temp.)
Activate
110 °C
Compressor stop
Reset
After 7 minutes
Compressor restart
Terminal protection program
(Compressor temp.)
Activate —
108 °C
Compressor stop
Reset —
After 3 minutes, and 80 °C
or less
Compressor restart
Thermal protection program
(Outdoor temp.)
(Only in COOL or DRY
mode)
Activate
-20 °C
Compressor stop
Reset
-15 °C
Compressor restart
High pressure
protection
Pressure switch
Activate —
4.2
+0
-0.15
MPa
Compressor stop
Reset —
3.2 ±0.15 MPa
Compressor restart
Type of
protection
Protection form
Model
AOYG24KBTB AOYG30KBTB
Circuit
protection
Current fuse
(Main PCB)
250 V, 25 A
250 V, 5 A
250 V, 3.15 A
250 V, 30 A
250 V, 3.15 A
250 V, 10 A × 2
Fan motor
protection
Thermal protection program
Activate
125 ±10 °C
Fan motor stop
122 ±9 °C
Fan motor stop
Reset
120 ±10 °C
Fan motor restart
107—126 °C
Fan motor restart
Compressor
protection
Thermal protection program
(Discharge temp.)
Activate
110 °C
Compressor stop
Reset
After 7 minutes
Compressor restart
Thermal protection program
(Compressor temp.)
Activate
108 °C
Compressor stop
Reset
80 °C or less
Compressor restart
Thermal protection program
(Outdoor temp.)
(Only in COOL or DRY
mode)
Activate
-20 °C
Compressor stop
Reset
-15 °C
Compressor restart
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11. Safety devices
OUTDOOR UNIT
AOYG18-45KBTB
OUTDOOR UNIT
AOYG18-45KBTB