Frequency Regulating Functions
SiBE28-804
64
Functional Description
4.2
Starting Control
Starting control
When compressor start up, the starting frequency is fixed for specified period of time at low
frequency to prevent returning of refrigerant.
RZQ71~140C7, RZQS71~140C7
L
M
OFF
• RZQ71C7, RZQS71·100C7
118.5Hz
• RZQ100~140C7, RZQS125·140C7
112Hz
Pressure
equalizing
start
Pressure
equalizing
complete
Starting
control
complete
Pressure equalizing
control before
compressor start
Starting control
Compressor
Electronic
expansion valve
Outdoor unit fan
Indoor unit fan
(Thermostat OFF)
(Remote controller OFF)
Cooling or
Heating(<25˚C)
65 pls
L (Cooling)
(Heating)
10~120 sec.
OFF
(Cooling Ta>40˚C, Heating Ta<26˚C)
8 Step ON
(Cooling Ta
≤
40˚C, Heating Ta>26˚C)
Set fan speed (Cooling)
LL (Heating)
Heating(>25˚C)
480 pls
Summary of Contents for FHQ100BUV1B x 2
Page 13: ...SiBE28 804 2 ...
Page 19: ...Model Name and Power Supply SiBE28 804 8 General Information ...
Page 29: ...Specifications SiBE28 804 18 Specifications ...
Page 33: ...Wired Remote Controller SiBE28 804 22 Remote Controller 1 2 Installation ...
Page 34: ...SiBE28 804 Wired Remote Controller Remote Controller 23 ...
Page 93: ...Outdoor Unit Fan Speed Control SiBE28 804 82 Functional Description ...
Page 131: ...Test Run and Operation Data SiBE28 804 120 Test Operation ...
Page 251: ...Troubleshooting by Remote Controller Display LED Display SiBE28 804 240 Troubleshooting ...
Page 277: ...PCB Layout SiBE28 804 266 Appendix ...
Page 297: ...RZQ100 140C7 RZQS125 140C7V1B SiBE28 804 286 Removal Procedure ...
Page 311: ...SiBE28 804 iv Index ...