Fujitsu AOTG30KMTC, Руководство по обслуживанию

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8-8. High temperature and high pressure release control
(heating mode)
In heating mode, the compressor is controlled as follows.
¢
Model: AOTG30KMTC
Indoor unit heat exchanger
temperature rises Indoor unit heat exchanger
temperature drops
Stable zone
AB
BC
CD
DE
Zone A
Zone B
Zone C
Zone D
Zone E
AB: 63°C
BC: 55°C
CD: 53°C
DE: 50°C
Zone Operation
Zone A Compressor is stopped.
Zone B
The compressor frequency is decreased.
-15 rps/120 sec.
Zone C -2 rps/120 sec.
Zone D
The protection is released and the operation is returned to normal mode.
Zone E
¢
Model: AOTG34KMTC
Indoor unit heat exchanger
pressure rises Indoor unit heat exchanger
pressure drops
Stable zone
AB
BC
CD
DE
Zone A
Zone B
Zone C
Zone D
Zone E
AB: 4.1 MPaG
BC: 3.5 MPaG
CD: 3.3 MPaG
DE: 3.0 MPaG
Zone Operation
Zone A Compressor is stopped.
Zone B
The compressor frequency is decreased.
-15 rps/120 sec.
Zone C -2 rps/120 sec.
Zone D
The protection is released and the operation is returned to normal mode.
Zone E
8-8. High temperature and high pressure release control (heating mode)
- (04-29) -
8. Various protections
CONTROL AND FUNCTIONS CONTROL AND FUNCTIONS