Outdoor Unit Functional Concept
ESIE05-03
2–48
Part 2 – Functional Description
3
1
2
4
5
3.3.3
Low Pressure Protection Control (RZQ100~140)
Outline
In order to prevent abnormal low pressures in the system, the below control function will be activated.
Low pressure is detected by the low pressure switch.
Flow chart
Parameters
Normal operation
LPS activates
Normal operation
&
(When cooling operation)
(When heating operation)
• Within 5 minutes after defrosting
• LPS activates continuously
Upper limit A Hz
Copmressor upper
limit frequency
B Hz
Compressor upper
limit frequency
C Hz
Compressor upper limit
frequency
C Hz
Compressor stop: O Hz
Malfunction stop (E4 indication)
&
• LPS returns
• 30 sec elapsed
10 times or less
stopping in 200 minutes
• LPS activates
• 5 minutes elapsed
10 times or less stopping
in 200 minutes
• LPS activates
• 1 minute elapsed
LPS returns
Condition D*
Condition D*
Stopped 11 times in 200 minutes
• Within 5 minutes after starting
• After 10 minutes after defrosting
Condition D* : &
• OR
• Lp > 0.25 Mpa
LPS activates
• LPS returns
• 1 minute elapsed
• LPS returns
• 30 sec’s elapsed
&
&
&
RZQ100~140B
A Hz
123 Hz
B Hz
72 Hz
C HZ
41 Hz
ESIE05-03.book Page 48 Wednesday, April 6, 2005 4:09 PM
Содержание RZQ100B7W1B
Страница 1: ...Service Manual ESIE05 03 RZQ71 125B8V3B RZQ100 140B7W1B Sky Air Inverter R 410A B series...
Страница 2: ......
Страница 10: ...ESIE05 03 viii Table of Contents 3 1 4 5...
Страница 24: ...ESIE05 03 1 2 Part 1 System Outline 3 1 1 5...
Страница 32: ...General Outline Outdoor Units ESIE05 03 1 10 Part 1 System Outline 3 1 1 4 5...
Страница 42: ...Specifications ESIE05 03 1 20 Part 1 System Outline 3 1 1 4 5...
Страница 56: ...Functional Diagrams ESIE05 03 1 34 Part 1 System Outline 3 1 1 4 5...
Страница 58: ...ESIE05 03 1 36 Part 1 System Outline...
Страница 70: ...Wiring Diagrams ESIE05 03 1 48 Part 1 System Outline 3 1 1 4 5...
Страница 84: ...PCB Layout ESIE05 03 1 62 Part 1 System Outline 3 1 1 4 5...
Страница 86: ...ESIE05 03 2 2 Part 2 Functional Description 3 1 2 5...
Страница 110: ...General Functionality ESIE05 03 2 26 Part 2 Functional Description 3 1 2 4 5...
Страница 150: ...ESIE05 03 3 2 Part 3 Troubleshooting 3 1 3 5...
Страница 188: ...Troubleshooting ESIE05 03 3 40 Part 3 Troubleshooting 3 1 3 4 5...
Страница 264: ...Additional Checks for Troubleshooting ESIE05 03 3 116 Part 3 Troubleshooting 3 1 3 4 5...
Страница 266: ...ESIE05 03 4 2 Part 4 Commissioning and Test Run 3 1 4 5...
Страница 306: ...ESIE05 03 5 2 Part 5 Disassembly and Maintenance 3 1 5...
Страница 320: ...Disassembly and Maintenance Outdoor Units ESIE05 03 5 16 Part 5 Disassembly and Maintenance 3 1 5 5...