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SiENBE04-925_A
Control Specification
Function and Control
37
3.3
Controls at Mode Changing / Start-up
3.3.1 Preheating Operation
Outline
The inverter operation in open phase starts with the conditions of the preheating command from
the indoor unit, the outdoor temperature, and the discharge pipe temperature.
Detail
RXL20/25G2V1B
ON Condition
When the discharge pipe temperature is below 10ºC, the inverter operation in open phase
starts.
OFF Condition
When the discharge pipe temperature is higher than 12ºC, the inverter operation in open
phase stops.
RXL20G2V1B9
Outdoor temperature
≥
7°C
→
Control A
Outdoor temperature < 7°C
→
Control B
Control A
ON condition
Discharge pipe temperature < 10°C
OFF condition
Discharge pipe temperature > 12°C
Radiation fin temperature
≥
90°C
Control B
ON condition
Discharge pipe temperature < 20°C
OFF condition
Discharge pipe temperature > 22°C
Radiation fin temperature
≥
90°C
RXL35G2V1B
Outdoor temperature
≥
10°C
→
Control A
Outdoor temperature < 10°C
→
Control B
Control A
ON condition
Discharge pipe temperature < 6°C
OFF condition
Discharge pipe temperature > 8°C
Radiation fin temperature
≥
90°C
Control B
ON condition
Discharge pipe temperature < 10.5°C
OFF condition
Discharge pipe temperature > 12°C
Radiation fin temperature
≥
90°C
SIENBE04-925_A_FRONT.pdf 51
24/02/2011 13:53:52
Summary of Contents for Inverter FTXL20G2V1B
Page 8: ...SiENBE04 925_A vi Table of Contents...
Page 14: ...Introduction SiENBE04 925_A xii...
Page 15: ...SiENBE04 925_A List of Functions 1 Part 1 List of Functions 1 Functions 2...
Page 17: ...SiENBE04 925_A Specifications 3 Part 2 Specifications 1 Specifications 4...
Page 20: ...Specifications SiENBE04 925_A 6 Specifications...