26
8-5-2. HEAT operation
(1) The fan speed is changed as shown in the figure
below, based on the outdoor air temperature and the
operating frequency.
(2) The fan speed is changed as shown in the figure
below based on the highest temperature of the indoor
heat exchanger for connected indoor units (including
stopped units).
Te
mperature of indoor heat exchanger
(
°
C)
Conditions of (1)
Conditions of (1)
Maintain previous status
(Increase)
(Decrease)
Stop operation
58
54
60
Fan H
Fan H
Fan H
Fan L
Fan L
Fan L
Less than 35 Hz
Above 35 Hz
Above 5
°
C
5
°
C or below
Outdoor air
5
°
C
35 Hz Frequency
8-6. Control at HEAT Start-up
If HEAT operation is started when the outdoor air
temperature is 15
°
C or below, the unit operates at the
HEAT start-up frequency (120 Hz or above).
Reset conditions
1
The compressor frequency exceeds the start-up
frequency of 120 Hz.
2
The compressor thermostat is OFF.
3
Frequency reduction for indoor high-load control has
occurred.
4
The outdoor air temperature is above 15
°
C.
5
The main-unit switch on one or more indoor units is
set to TEST run.
Содержание SAP-CMRV1923GJH
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Страница 52: ...SANYO Electric Co Ltd Osaka Japan SM700539 MAY 2003 Printed in Japan ...