Si33-105
Outline of Control (Outdoor Unit) < Symbols using in this manual >
Function R407C PLUS Series Heat Recovery System
85
Oil return control (cooling) to prevent liquid back flow
PI control
ON/OFF by LP
Oil return
1000 pls (
H
2)
Normal control
According to indoor
unit operation
condition
Oil return, defrost
preparing signal
output
According to indoor
unit operation
condition
Control
according to Tc
SH control
EV1, EV2 (main unit side) = 0pls, EV3 (sub unit side) = 2000pls
PI control
Oil return
preparing flag
Oil return IN
INV
SVP
Outdoor EV
Indoor EV
Outdoor fan
H
3
BS unit
Solenoid valve (20RL)
All 4-way
valve
[C]
Entering Ftc
should be the
upper limit
2 min
(V0810)
Oil return OUT
H
1
· All liquid injection during oil return operation are ON if
compressors are operating
H
1
Oil return operation ending conditions
H
2
Oil return signal only is sent from
Outdoor unit.
H
3
20RH, 20RT are OFF.
OR
DSHi < 20˚C
10 continuous seconds
Th7 – Te < 15˚C
10 continuous seconds
8 minutes elapsed
&
Th7 – Te < 2
OR
1 minute elapsed
(V0810-1)
Содержание R407C PLUS
Страница 1: ...System R407C PLUS Series Heat Recovery System Si33 105 Service Manual ...
Страница 11: ...Introduction Si33 105 x ...
Страница 41: ...Specifications Si33 105 30 Specifications R407C PLUS Series Heat Recovery System ...
Страница 147: ...Test Operation Si33 105 136 Test Operation R407C PLUS Series Heat Recovery System ...
Страница 158: ...Si33 105 Troubleshooting by Remote Controller Troubleshooting R407C PLUS Series Heat Recovery System 147 ...
Страница 160: ...Si33 105 Troubleshooting by Remote Controller Troubleshooting R407C PLUS Series Heat Recovery System 149 ...
Страница 229: ...Troubleshooting OP Unified ON OFF Controller Si33 105 218 Troubleshooting R407C PLUS Series Heat Recovery System ...
Страница 232: ...Si33 105 Piping Diagram Appendix R407C PLUS Series Heat Recovery System 221 RSEYP24 26 28 30KJY1 3D031938 ...
Страница 234: ...Si33 105 Piping Diagram Appendix R407C PLUS Series Heat Recovery System 223 BSVP250KJV1 4D014499A ...
Страница 237: ...Wiring Diagram Si33 105 226 Appendix R407C PLUS Series Heat Recovery System RSEYP24 26 28 30KJY1 3D031467 ...
Страница 238: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 227 2 2 BS Unit 3D014829B ...
Страница 240: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 229 FXYFP32 40 50 63 80 100 125KVE 3D020238B ...
Страница 241: ...Wiring Diagram Si33 105 230 Appendix R407C PLUS Series Heat Recovery System FXYCP20 25 32 63KV1 DU229 5139C ...
Страница 242: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 231 FXYCP40 50 80 125KV1 DU230 522C ...
Страница 243: ...Wiring Diagram Si33 105 232 Appendix R407C PLUS Series Heat Recovery System FXYKP25 32 40 63KV1 DU227 544C ...
Страница 244: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 233 FXYSP20 25 32 40 50 63KV1 DU227 545E ...
Страница 245: ...Wiring Diagram Si33 105 234 Appendix R407C PLUS Series Heat Recovery System FXYSP80 100 125KV1 DU230 519D ...
Страница 246: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 235 FXYMP40 50 63 80 100 125KV1 DU229 5140C ...
Страница 247: ...Wiring Diagram Si33 105 236 Appendix R407C PLUS Series Heat Recovery System FXYMP200 250KV1 3D011012B ...
Страница 248: ...Si33 105 Wiring Diagram Appendix R407C PLUS Series Heat Recovery System 237 FXYHP32 63 100KV1 DU228 531C ...
Страница 249: ...Wiring Diagram Si33 105 238 Appendix R407C PLUS Series Heat Recovery System FXYAP20 25 32 40 50 63KV1 DU221 561F ...
Страница 263: ...Si33 105 iv Index ...