User Manual
Table Of Contents
- Front_page_ErP2013
- TC_Clause
- 00_CONTENTS_ErP_2013
- 01_SYSTEM_DESCRIPTION_ErP2013(190313-draft_10C1a)
- 02_GENERAL_DATA_ErP2013(draft2D)
- 03_DIMENSIONAL_DATA_ErP2013(done)
- -DIMENSIONAL DATA
- MONOZONE / MULTIZONE Indoor Units
- MONOZONE / MULTIZONE Outdoor Units
- MONO SPLIT
- WALL TYPE: RAK-18PSA/25PSA/35PSA/18PSAN/25PSAN/35PSAN
- WALL TYPE: RAC-18WSA/25WSA/35WSA/18WSAN/25WSAN/35WSAN
- WALL TYPE: RAK-18PSPA/25PSPA/35PSPA
- WALL TYPE: RAC-18WSPA/25WSPA/35WSPA
- WALL TYPE: RAK-25PXA/35PXA/50PXA
- WALL TYPE: RAC-25WXA/35WXA
- WALL TYPE: RAC-50WXA
- WALL TYPE: RAK-18PPA/25PPA/35PPA
- WALL TYPE: RAC-18WPA/25WPA
- WALL TYPE: RAC-35WPA
- WALL TYPE: RAK-50PPA
- WALL TYPE: RAC-50WPA
- WALL TYPE : RAK-60PPA
- WALL TYPE: RAC-60WPA
- WALL TYPE: RAK-70PPA
- WALL TYPE: RAC-70WPA
- WALL TYPE: RAK-18PEA/25PEA/35PEA/50PEA
- WALL TYPE: RAC-18WEA/25WEA
- WALL TYPE: RAC-35WEA
- WALL TYPE: RAC-50WEA
- FLOOR TYPE: RAF-25PXA/35PXA/50PXA
- FLOOR TYPE: RAC-25FXA/35FXA
- FLOOR TYPE: RAC-50FXA
- FLOOR TYPE: RAF-25RPA/35RPA/50RPA
- FLOOR TYPE: RAC-25FPA/35FPA
- FLOOR TYPE: RAC-50FPA
- DUCT TYPE: RAD-50PPA/60PPA/70PPA
- DUCT TYPE: RAC-50DPA/60DPA/70DPA
- -DIMENSIONAL DATA
- 04_CAPACITIES_AND_SELECTION-ErP2013(DRAFT04)_3
- 05_WORKING_RANGE_ErP2013(23042012-done)
- 06_ELECTRICAL_DATA_ErP2013(Done)
- 07_A_ELECTRICAL_WIRING_DIAG-ErP2013(draft-03)
- ELECTRICAL WIRING DIAGRAM
- MONOZONE/MULTIZONE
- RAK-18QXA, RAK-25QXA, RAK-35QXA, RAK-50QXA
- RAK-18QPA, RAK-25QPA, RAK-35QPA, RAK-50QPA
- RAF-25QXA, RAF-35QXA, RAF-50QXA
- RAF-25RPA, RAF-35RPA, RAF-50RPA
- RAI-25RPA, RAI-35RPA, RAI-50RPA
- RAD-18RPA, RAD-25RPA, RAD-35RPA, RAD-50RPA
- RAC-25NPA, RAC-35NPA, RAC-50NPA
- RAM-36NP2A
- RAM-53NP2A
- RAM-53NP3A
- RAM-68NP3A
- RAM-70NP4A
- RAM-90NP5A
- RAM-130NP6A (OUTDOOR 1)
- RAM-130NP6A (OUTDOOR 2)
- MONO - SPLIT
- RAK-18PSA, RAK-25PSA, RAK-35PSA
- RAK-18PSAN, RAK-25PSAN, RAK-35PSAN
- RAC-18WSA, RAC-25WSA, RAC-35WSA, RAC-18WSAN, RAC-25WSAN, RAC-35WSAN
- RAK-18PSPA, RAK-25PSPA, RAK-35PSPA
- RAC-18WSPA, RAC-25WSPA, RAC-35WSPA
- RAK-25PXA, RAK-35PXA, RAK-50PXA
- RAC-25WXA, RAC-35WXA
- RAC-50WXA
- RAK-18PPA, RAK-25PPA, RAK-35PPA
- RAC-18WPA, RAC-25WPA
- RAC-35WPA
- RAK-50PPA
- RAC-50WPA
- RAK-60PPA
- RAC-60WPA
- RAK-70PPA
- RAC-70WPA
- RAK-18PEA, RAK-25PEA, RAK-35PEA, RAK-50PEA
- RAC-18WEA, RAC-25WEA
- RAC-35WEA
- RAC-50WEA
- RAF-25PXA, RAF-35PXA, RAF-50PXA
- RAC-25FXA, RAC-35FXA
- RAC-50FXA
- RAF-25RPA, RAF-35RPA, RAF-50RPA
- RAC-25FPA, RAC-35FPA
- RAC-50FPA
- RAD-50PPA, RAD-60PPA, RAD-70PPA
- RAC-50DPA, RAC-60DPA, RAC-70DPA
- MONOZONE/MULTIZONE
- ELECTRICAL WIRING DIAGRAM
- 08_REFRIGERANT_CYCLE_ErP2013(done)
- REFRIGERANT CYCLE
- Monozone/Multizone Indoor Units
- Monozone/Multizone Outdoor Units
- MONO SPLIT
- WALL TYPE: RAK-18PSA/25PSA/35PSA / RAC-18WSA/25WSA/35WSA
- WALL TYPE: RAK-18PSAN/25PSAN/35PSAN / RAC-18WSAN/25WSAN/35WSAN
- WALL TYPE: RAK-18PSPA/25PSPA/35PSPA / RAC-18WSPA/25WSPA/35WSPA
- WALL TYPE: RAK-25PXA / RAC-25WXA
- WALL TYPE: RAK-35PXA / RAC-35WXA
- WALL TYPE: RAK-50PXA / RAC-50WXA
- WALL TYPE: RAK-18PPA/25PPA / RAC-18WPA/25WPA
- WALL TYPE: RAK-35PPA / RAC-35WPA
- WALL TYPE: RAK-50PPA / RAC-50WPA
- WALL TYPE: RAK-60PPA / RAC-60WPA
- WALL TYPE: RAK-70PPA / RAC-70WPA
- WALL TYPE: RAK-18PEA/25PEA / RAC-18WEA/25WEA
- WALL TYPE: RAK-35PEA / RAC-35WEA
- WALL TYPE: RAK-50PEA / RAC-50WEA
- FLOOR TYPE: RAF-25PXA/35PXA / RAC-25FXA/35FXA
- FLOOR TYPE: RAF-50PXA / RAC-50FXA
- FLOOR TYPE: RAF-25RPA / RAC-25FPA
- FLOOR TYPE: RAF-35RPA / RAC-35FPA
- FLOOR TYPE: RAF-50RPA / RAC-50FPA
- DUCT TYPE: RAD-50PPA/60PPA / RAC-50DPA/60DPA
- DUCT TYPE: RAD-70PPA / RAC-70DPA
- REFRIGERANT CYCLE
- 09_REMOTE_CONTROLLERS_OPERA-ErP2013(draft-03D)
- 10_UNITS_INSTALLATION-ErP2013(draft04A)
- UNITS INSTALLATION
- 10.1 INSTALLATION OF INDOOR UNIT
- INSTALLATION OF OUTDOOR UNIT
- FINAL STAGE OF INSTALLATION
- UNITS INSTALLATION
- 11_REFRIGERANT_PIPING_ErP2013(done)
- 12_DRAIN_PIPING_ErP2013(done)
- 13_ELECTRICAL_WIRING-ErP2013(draft01)
- ELECTRICAL WIRING
- General Check
- Electrical wiring for MONOZONE/MULTIZONE Unit
- Procedures of Wiring
- Electrical Wiring for Outdoor unit
- Electrical Wiring for Wall Type Indoor unit
- Electrical Wiring for Floor Type Indoor unit
- Electrical Wiring for 4 Way Ceiling Cassette Type Indoor unit (RAI-25RPA/RAI-35RPA/RAI-50RPA)
- Electrical Wiring for Duct Type Indoor unit (RAD-18RPA/RAD-25RPA/RAD-35RPA/RAD-50RPA/RAD-50PPA/RAD-60PPA/RAD-70PPA)
- Electrical wiring for SINGLE INVERTER Unit
- ELECTRICAL WIRING
- 14_TROUBLESHOOTING_ErP2013(done)
- TROUBLESHOOTING
- PRECAUTIONS FOR TROUBLE SHOOTING
- MONOZONE RAC-25NPA / 35NPA / 50NPA
- MULTIZONE RAM-36NP2A
- MULTIZONE/MONO SPLIT RAM-53NP2A / 53NP3A / 68NP3A / 70NP4A , MONO SPLIT RAF-50PXA/RAC-50FXA
- MULTIZONE RAM-90NP5A
- MULTIZONE RAM-130NP6A
- MONO SPLIT RAK-18/25/35PSA / RAC-18/25/35WSA , RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-18/25/35PSPA / RAC-18/25/35WSPA
- MONO SPLIT RAK-18/25/35PPA / RAC-18/25/35WPA , RAK-18/25/35/50PEA / RAC-18/25/35/50WEA , RAF-25/35RPA / RAC-25/35FPA
- MONO SPLIT RAK-50/60/70PPA / RAC-50/60/70WPA
- MONO SPLIT RAF-50RPA / RAC-50FPA
- MONO SPLIT RAF-25/35PXA / RAC-25/35FXA
- MONO SPLIT RAD-50/60/70PPA / RAC-50/60/70DPA
- DISCHARGE PROCEDURE AND POWER SHUT OFF METHOD FOR POWER CIRCUIT
- MONOZONE RAC-25NPA / 35NPA / 50NPA & MULTIZONE RAM-36NP2A / 53NP2A / 53NP3A / 68NP3A / 70NP4A / 130NP6A & MONO SPLIT RAF-50PXA / RAC-50FXA, RAD-50/60/70PPA / RAC-50/60/70DPA
- MULTIZONE RAM-90NP5A
- MONO SPLIT RAK-18/25/35PSA / RAC-18/25/35WSA, RAK-18/25/35PSAN / RAC-18/25/35WSAN , RAK-18/25/35PSPA / RAC-18/25/35WSPA
- MONO SPLIT RAK-18/25/35PPA / RAC-18/25/35WPA, RAK-18/25/35/50PEA / RAC-18/25/35/50WEA , RAF-25/35PXA / RAC-25/35FXA RAF-50RPA / RAC-50FPA
- MONO SPLIT RAK-50/60/70PPA / RAC-50/60/70WPA
- MONO SPLIT RAF-25/35RPA / RAC-25/35FPA
- PRELIMINARY CHECK ON INDOOR/OUTDOOR UNIT ELECTRICAL PARTS AND REFRIGERATING
- CHECKING THE INDOOR UNIT ELECTRICAL PARTS
- No power is detected (no operation)
- Indoor fan does not operate (others are normal) – RAK-25/35/50PXA, RAK-18/25/35/50/70PPA, RAK-18/25/35/50PEA, RAF-25/35/50RPA, RAF-25/35/50PXA, RAD-50/60/70PPA
- Air deflector does not move (others are normal)
- Check the control P.W.B. (power circuit) – RAK-25/35PXA, RAK-18/25/35PPA, RAK-18/25/35/50PEA, RAF-25/35/50RPA, RAF-25/35PXA
- Checking the remote controller
- Outdoor unit does not operate (but receives remote infrared signal)
- All systems stop from several seconds to several minutes after operation is started (all indicators are also off)
- CHECKING OUTDOOR UNIT ELECTRICAL PARTS
- CHECKING BETWEEN GAS LEAKAGE AND COMPRESSOR FAULTY
- TROUBLESHOOTING WHEN INDOOR TIMER LAMP BLINKS
- TROUBLESHOOTING WHEN OUTDOOR LED LAMP BLINKS
- MONOZONE RAC-25NPA / 35NPA / 50NPA
- MULTIZONE
- COMMUNICATION ERROR DIAGNOSIS MULTIZONE RAM- 53NP3A / 68NP3A / 70NP4A / 130NP6A
- COMMUNICATION ERROR DIAGNOSIS MULTIZONE RAM-90NP5A
- MONO SPLIT(RAC-18/25/35WPA, RAC-25/35WXA, RAC-25/35FXA)
- MONO SPLIT (RAC-50WXA, RAC-50FXA
- MONO SPLIT (RAC-50/60/70WPA, RAC-50/60/70DPA)
- CHECKING POWER MODULE
- THERMISTOR
- PRECAUTIONS FOR TROUBLE SHOOTING
- TROUBLESHOOTING
- 15_MISC_Notes_split_ErP2013(done)
- MISCELLANEOUS NOTE
- INSTALLATION AT COLD REGIONS OR SNOWFALL REGIONS.
- INSTALLATION POINTS ON OUTDOOR UNITS IN COLD OR SNOWFALL REGIONS.
- Installation place of Cold and Snowfall Regions
- Considerations to the Seasonal Winds and Snowfall
- Considerations to Snowfall / Snow Buildup
- Considerations to Sliding Snow from Roof or SNOWFALL
- As to Proper Drainage of Defrosting WATER
- Request to cut Net attached to Rear side of Outdoor Unit
- Installation of HOT PIPE
- H-LINK ADAPTOR
- MISCELLANEOUS NOTE
- Back_page(new)
![](/manual/hitachi/rak25pxa/user-manual-english/images/img-216.png)
CAPACITIES AND SELECTION DATA
4-107
INDOOR
OUTDOOR TEMPERATURE (°CDB)
EDB
-15
-10
-7
-5
0
7
10
15
°C
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
TC
SHC
PI
3.5+6
16
3672
0
2316
5814
0
2379
6628
0
2480
7171
0
2548
8731
0
2851
10312
0
2889
11251
0
2967
12985
0
3114
18
3621
0
2348
5763
0
2410
6565
0
2532
7099
0
2614
8639
0
2923
10261
0
3036
11210
0
3099
12934
0
3261
20
3570
0
2379
5712
0
2441
6508
0
2573
7038
0
2661
8568
0
2974
10200
0
3130
10965
0
3240
12852
0
3412
22
3519
0
2410
5661
0
2473
6426
0
2627
6936
0
2729
8476
0
3045
10139
0
3255
11087
0
3358
12791
0
3553
24
3468
0
2441
5610
0
2504
6369
0
2679
6875
0
2795
8405
0
3117
10078
0
3380
11026
0
3487
12607
0
3697
5+5
16
3672
0
2116
5814
0
2174
6628
0
2266
7171
0
2328
8731
0
2605
10312
0
2640
11251
0
2711
12985
0
2846
18
3621
0
2145
5763
0
2202
6565
0
2314
7099
0
2388
8639
0
2671
10261
0
2774
11210
0
2831
12934
0
2980
20
3570
0
2174
5712
0
2231
6508
0
2351
7038
0
2431
8568
0
2717
10200
0
2860
10965
0
2960
12852
0
3117
22
3519
0
2202
5661
0
2259
6426
0
2400
6936
0
2494
8476
0
2783
10139
0
2974
11087
0
3069
12791
0
3246
24
3468
0
2231
5610
0
2288
6369
0
2448
6875
0
2554
8405
0
2849
10078
0
3089
11026
0
3186
12607
0
3378
5+6
16
3744
0
2324
5928
0
2386
6758
0
2488
7311
0
2556
8902
0
2861
10514
0
2898
11471
0
2977
13239
0
3124
18
3692
0
2355
5876
0
2418
6693
0
2540
7238
0
2622
8809
0
2933
10462
0
3046
11430
0
3109
13187
0
3272
20
3640
0
2386
5824
0
2449
6635
0
2581
7176
0
2669
8736
0
2983
10400
0
3140
11180
0
3250
13104
0
3423
22
3588
0
2418
5772
0
2481
6552
0
2635
7072
0
2738
8642
0
3055
10338
0
3266
11305
0
3369
13042
0
3564
24
3536
0
2449
5720
0
2512
6494
0
2687
7010
0
2804
8570
0
3127
10275
0
3391
11242
0
3498
12854
0
3708
6+6
16
3960
0
2605
6270
0
2675
7148
0
2789
7733
0
2865
9416
0
3207
11121
0
3249
12133
0
3337
14003
0
3502
18
3905
0
2640
6215
0
2710
7080
0
2848
7656
0
2939
9317
0
3288
11066
0
3414
12089
0
3485
13948
0
3668
20
3850
0
2675
6160
0
2746
7018
0
2893
7590
0
2992
9240
0
3344
11000
0
3520
11825
0
3643
13860
0
3837
22
3795
0
2710
6105
0
2781
6930
0
2954
7480
0
3069
9141
0
3425
10934
0
3661
11957
0
3777
13794
0
3995
24
3740
0
2746
6050
0
2816
6868
0
3012
7414
0
3143
9064
0
3506
10868
0
3802
11891
0
3921
13596
0
4157
1.2+1.2+1.2
16
1944
0
977
3078
0
1003
3509
0
1046
3796
0
1074
4622
0
1203
5459
0
1218
5956
0
1251
6874
0
1313
18
1917
0
990
3051
0
1016
3475
0
1068
3758
0
1102
4574
0
1233
5432
0
1280
5935
0
1307
6847
0
1375
20
1890
0
1003
3024
0
1030
3445
0
1085
3726
0
1122
4536
0
1254
5400
0
1320
5805
0
1366
6804
0
1439
22
1863
0
1016
2997
0
1043
3402
0
1108
3672
0
1151
4487
0
1284
5368
0
1373
5870
0
1416
6772
0
1498
24
1836
0
1030
2970
0
1056
3372
0
1130
3640
0
1179
4450
0
1315
5335
0
1426
5837
0
1470
6674
0
1559
1.2+1.2+1.8
16
2196
0
1169
3477
0
1201
3964
0
1252
4288
0
1286
5222
0
1439
6167
0
1458
6728
0
1498
7765
0
1572
18
2166
0
1185
3447
0
1217
3926
0
1278
4246
0
1319
5167
0
1476
6137
0
1533
6704
0
1564
7735
0
1646
20
2135
0
1201
3416
0
1232
3892
0
1299
4209
0
1343
5124
0
1501
6100
0
1580
6558
0
1635
7686
0
1722
22
2105
0
1217
3386
0
1248
3843
0
1326
4148
0
1378
5069
0
1537
6063
0
1643
6631
0
1695
7649
0
1793
24
2074
0
1232
3355
0
1264
3809
0
1352
4111
0
1411
5026
0
1574
6027
0
1706
6594
0
1760
7540
0
1866
1.2+1.2+2.5
16
2520
0
1406
3990
0
1444
4549
0
1506
4921
0
1547
5992
0
1731
7077
0
1754
7721
0
1801
8911
0
1891
18
2485
0
1425
3955
0
1463
4505
0
1537
4872
0
1587
5929
0
1775
7042
0
1843
7693
0
1881
8876
0
1980
20
2450
0
1444
3920
0
1482
4466
0
1562
4830
0
1615
5880
0
1805
7000
0
1900
7525
0
1967
8820
0
2071
22
2415
0
1463
3885
0
1501
4410
0
1594
4760
0
1657
5817
0
1849
6958
0
1976
7609
0
2039
8778
0
2157
24
2380
0
1482
3850
0
1520
4371
0
1626
4718
0
1697
5768
0
1892
6916
0
2052
7567
0
2117
8652
0
2244
1.2+1.2+3.5
16
2844
0
1613
4503
0
1657
5133
0
1727
5554
0
1775
6762
0
1986
7987
0
2012
8714
0
2067
10057
0
2169
18
2805
0
1635
4464
0
1679
5084
0
1764
5498
0
1820
6691
0
2036
7947
0
2115
8682
0
2158
10017
0
2272
20
2765
0
1657
4424
0
1700
5040
0
1792
5451
0
1853
6636
0
2071
7900
0
2180
8493
0
2256
9954
0
2376
22
2726
0
1679
4385
0
1722
4977
0
1829
5372
0
1901
6565
0
2121
7853
0
2267
8587
0
2339
9907
0
2474
24
2686
0
1700
4345
0
1744
4933
0
1866
5325
0
1947
6510
0
2171
7805
0
2354
8540
0
2429
9764
0
2575
EWB : Evaporator Wet Bulb temperature (C)
TC : Total Capacity (W)
EDB : Evaporator Dry Bulb temperature (C)
SHC : Sensible Heating Capacity (W)
(CDB) : Outdoor Unit Inlet Air Dry Temperature (C)
PI : Power Input