Hitachi RAK-18PED Technical Catalogue
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- Instruction manual (97 pages) ,
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Summary of Contents for Hitachi RAK-18PED
- Page 1 TECHNICAL CATALOGUE MONO SPLIT RAK-18PED RAC-18WED RAK-25PED /25PEDC RAC-25WED RAK-35PED/ 35PEDC RAC-35WED RAK-50PED/ 50PEDC RAC-X10/14EAG RAS- X10/14/18EAG RAC-L10/14EAG RAS-L10/14EAG RAC-M25/35EAG RAS-M25/35/50EAG RAC-50WED RAC-X18EAG RAC-M50EAG...
- Page 2 HITACHI Specifications in this catalogue are subject to change without prior notice in order for HITACHI to bring in the latest innovations to their customers Whilst every effort is made to ensure that all dimensions and specifications are correct, any printers’...
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Page 3: Table Of Contents
CONTENTS CONTENTS CONTENTS ______________________________________________________________________ 1 SPECIFICATIONS __________________________________________________________ 2 DIMENSIONAL DATA ______________________________________________________ 4 CAPACITIES TABLE ________________________________________________________ 7 3.1. CAPACITY CHARACTERISTIC CURVES ________________________________________ 7 3.2. CORRECTION FACTORS ACCORDING TO PIPING LENGTH _______________________ 10 3.3. CORRECTION FACTORS ACCORDING TO DEFROSTING OPERATION ______________ 12 SOUND DATA _____________________________________________________________ 13 WORKING RANGE... -
Page 4: Specifications
NOTE: 1. The nominal cooling and heating capacity is the 2. The Sound Pressure Level is based on the following combined capacity of the HITACHI standard split conditions: system, and are based on the ISO 5151. 0.8 meter beneath indoor height center... - Page 5 SPECIFICATIONS 1.2. WALL TYPE RAC-25WED RAC-35WED RAC-50WED RAC-X10EAG RAC-X14EAG OUTDOOR UNIT RAC-18WED RAC-X18EAG RAC-L10EAG RAC-L14EAG RAC-M50EAG RAC-M25EAG RAC-M35EAG Nominal Cooling capacity (min - max) 2.00 (0.90 - 2.50) 2.50 (0.90 - 3.10) 3.50 (0.90 - 4.00) 5.00 (1.90 - 5.20) Nominal Heating capacity (min - max) 2.50 (0.90 - 3.20) 3.40 (0.90- 4.40)
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Page 6: Dimensional Data
DIMENSIONAL DATA 2 DIMENSIONAL DATA 2.1. WALL TYPE: RAK-18PED,RAK-25PED,RAK-35PED,RAK-50PED RAK-25PEDC,RAK-35PEDC,RAK-50PEDC RAS-X10EAG,RAS-X14EAG,RAS-X18EAG RAS-L10EAG,RAS-L14EAG RAS-M25EAG,RAS-M35EAG,RAS-M50EAG (RAK-18/25/35PED、RAK-25/35PEDC) (RAS-X10/14EAG、RAS-L10/14EAG、RAS-M25/35EAG) ( 12.7) (RAK-50PED 、RAK-50PEDC、RAS-X18EAG、RAS-M50EAG) - Page 7 DIMENSIONAL DATA 2. . WALL TYPE: RAC-18WED,RAC-25WED,RAC-35WED RAC-X10EAG,RAC-X14EAG RAC-L10EAG,RAC-L14EAG RAC-M25EAG,RAC-M35EAG Air outlet Drain hole...
- Page 8 DIMENSIONAL DATA 2.3. WALL TYPE: RAC-50WED,RAC-X18EAG,RAC-M50EAG Unit : mm AIR SUCTION View from the rear Drain hole Drain hole Drain hole...
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Page 9: Capacities Table
CAPACITIES TABLE 3 CAPACITIES TABLE 3.1. CAPACITY CHARACTERISTIC CURVES The following charts show the characteristics of outdoor unit capacity, which corresponds with the operating ambient temperature of outdoor unit. Conditions: Pipe length / height difference : 5m / 0m Compressor at rated inverter frequency Indoor fan speed at High mode Capacity loss due to white frost and defrost operation is not included. - Page 10 CAPACITIES TABLE 3.1.2. -25PE D/RAC -25WED RAS-X10EAG/RAC-X10EAG RAS-L10EAG/RAC-L10EAG RAS-M25EAG/RAC-M25EAG COOLING [50Hz, 230V] HEATING [50Hz, 230V] 3.1.3. RAK-35PED/RAC-35WED RAK-35PEDC/RAC-35WED RAS-X14EAG/RAC-X14EAG RAS-L14EAG/RAC-L14EAG RAS-M35EAG/RAC-M35EAG COOLING [50Hz, 230V] HEATING [50Hz, 230V] TC : Total Capacity (W) EWB : Evaporator Wet Bulb temperature ( C) SHC : Sensible Heating Capacity (W) EDB : Evaporator Dry Bulb temperature ( C) PI : Power Input...
- Page 11 CAPACITIES TABLE RAS-X1 EAG/RAC-X1 EAG 3.1.4. RAK-50PED/RAC-50WED RAS-M50EAG/RAC-M50EAG RAK-50PEDC/RAC-50WED COOLING [50Hz, 230V] HEATING [50Hz, 230V] TC : Total Capacity (W) EWB : Evaporator Wet Bulb temperature (qC) SHC : Sensible Heating Capacity (W) EDB : Evaporator Dry Bulb temperature (qC) PI : Power Input (qCDB) : Outdoor Unit Inlet Air Dry Bulb...
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Page 12: Correction Factors According To Piping Length
Actual One-Way Piping Length Between Indoor Unit and Outdoor Unit in Meters Equivalent Total Distance Between Indoor Unit and Outdoor Unit in Meters (Equivalent One-Way Piping Length) Models : RAK-18PED/RAC-18WED,RAK-25PED/RAC-25WED,RAK-35PED/RAC-35WED RAK-25PEDC/RAC-25WED,RAK-35PEDC/RAC-35WED RAS-X10EAG/RAC-X10EAG,RAS-X14EAG/RAC-X14EAG RAS-L10EAG/RAC-L10EAG,RAS-L14EAG/RAC-L14EAG RAS-M25EAG/RAC-M25EAG,RAS-M35EAG/RAC-M35EAG Pipe length (m) Pipe length (m) - Page 13 CAPACITIES TABLE Models : RAK-50PED/RAC-50WED RAK-50PEDC/RAC-50WED RAS-X18EAG/RAC-X18EAG RAS-M50EAG/RAC-M50EAG Pipe length (m) Pipe length (m)
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Page 14: Correction Factors According To Defrosting Operation
CAPACITIES TABLE 3.3. CORRECTION FACTORS ACCORDING TO DEFROSTING OPERATION The heating capacity in the preceding paragraph, excludes the condition of the frost or the defrosting operation period. In consideration of the frost or the defrosting operation, the heating capacity is corrected by the equation below. Corrected heating capacity = Defrost Correction factor x unit capacity OUTDOOR TEMPERATURE (°CDB) -
Page 15: Sound Data
SOUND DATA 4 SOUND DATA 4.1. RAC-18WE COOLING 90.0 NC-70 NC-65 80.0 NC-60 NC-55 NC-50 70.0 NC-45 NC-40 NC-35 60.0 NC-30 NC-25 44.9 NC-20 50.0 44.7 44.5 41.9 NC-15 38.3 40.0 34.1 28.4 30.0 23.5 20.0 10.0 1000 2000 4000 8000 Octave band main wave length (Hz) HEATING... - Page 16 SOUND DATA 4.2. RAC-25WED,RAC-L10EAG,RAC-X10EAG,RAC-M25EAG COOLING 90.0 NC-70 NC-65 80.0 NC-60 NC-55 NC-50 70.0 NC-45 NC-40 NC-35 60.0 NC-30 NC-25 45.0 NC-20 44.9 50.0 44.6 42.8 NC-15 38.7 40.0 34.2 28.7 30.0 23.8 20.0 10.0 1000 2000 4000 8000 Octave band main wave length (Hz) HEATING 90.0 NC-70...
- Page 17 SOUND DATA 4.3. RAC-35WED,RAC-L14EAG,RAC-X14EAG,RAC-M35EAG COOLING 90.0 NC-70 NC-65 80.0 NC-60 NC-55 NC-50 70.0 NC-45 NC-40 NC-35 60.0 NC-30 48.5 NC-25 NC-20 50.0 44.4 44.5 43.4 NC-15 40.2 40.0 35.0 30.4 25.1 30.0 20.0 10.0 1000 2000 4000 8000 Octave band main wave length (Hz) HEATING 90.0 NC-70...
- Page 18 SOUND DATA 4.4. RAC-50WED,RAC-X18EAG.RAC-M50EAG COOLING 90.0 NC-70 NC-65 80.0 NC-60 NC-55 NC-50 70.0 NC-45 NC-40 NC-35 60.0 NC-30 51.3 NC-25 48.0 45.9 NC-20 50.0 43.7 NC-15 38.5 40.0 33.8 27.6 25.5 30.0 20.0 10.0 1000 2000 4000 8000 Octave band main wave length (Hz) HEATING 90.0 NC-70...
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Page 19: Working Range
WORKING RANGE WORKING RANGE 5.1. POWER SUPPLY Working Voltage 207V ~ 253V Within a 3% Deviation from Each Voltage at the Main Terminal of Voltage Imbalance Outdoor Unit Starting Voltage Higher than 85% of the Rated Voltage 5.2. WORKING RANGE Applicable models: RAC-18WED,RAC-25WED,RAC-35WED,RAC-50WE RAC-... -
Page 20: Electrical Data
ELECTRICAL DATA ELECTRICAL DATA 6.1. INDOOR UNIT Unit Main Power Applicable Current Indoor Fan Motor Model VOL, PH, Hz Fuse Rating (A) RAK-18PED 230,1,50 3.15 (C)3.19 (H)3.62 (C) 4.39 (H) 4.22 0.67 RAK-25PED RAK-25PEDC 230,1,50 3.15 (C)3.84 (H)4.56 (C) 5.61 (H) 5.43 0.67... -
Page 21: Wiring Diagram
WIRING DIAGRAM 7 WIRING DIAGRAM RAK-18PED,RAK-25PED,RAK-35PED,RAK-50PED 7.1. RAK-25PEDC,RAK-35PEDC,RAK-50PEDC RAS-X10EAG,RAS-X14EAG,RAS-X18EAG RAS-L10EAG,RAS-L14EAG RAS-M25EAG,RAS-M35EAG,RAS-M50EAG... - Page 22 WIRING DIAGRAM 7.2. RAC-18WED,RAC-25WED,RAC-35WED RAC-50WED RAC-X18EAG RAC-X10EAG,RAC-X14EAG RAC-M50EAG RAC-L10EAG,RAC-L14EAG RAC-M25EAG,RAC-M35EAG...
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Page 23: Refrigerant Cycle
REFRIGERANT CYCLE CY C REFRIGERANT CYCLE 8.1. WALL TYPE: RAK-18PED/RAC-18WED,RAK-25PED/RAC-25WED,RAK-25PEDC/RAC-25WED RAS-L10EAG/RAC-L10EAG,RAS-X10EAG/RAC-X10EAG,RAS-M25EAG/RAC-M25EAG Silencer Silencer 8.2. WALL TYPE: RAK-35PED / RAC-35WED,RAK-35PEDC/RAC-35WED,RAS-L14EAG/RAC-L14EAG RAS-X14EAG/RAC-X14EAG,RAS-M35EAG/RAC-M35EAG Silencer Silencer 8.3. WALL TYPE: RAK-50PED/RAC-50WED, RAK-50PED /RAC-50WED RAS-X18EAG/RAC-X18EAG,RAS-M50EAG/RAC-M50EAG Silencer Silencer Silencer... -
Page 24: Control And Function
CONTROL AND FUNCTION 9 CONTROL AND FUNCTION 9.1. RAR-5F1 RAR-5F1 RAK-18PED,RAK-25PED,RAK-35PED,RAK-50PED RAK-25PEDC,RAK-35PEDC,RAK-50PEDC RAS-X10EAG,RAS-X14EAG,RAS-X18EAG RAS-L10EAG,RAS-L14EAG RAS-M25EAG,RAS-M35EAG,RAS-M50EAG BUTTONS FUNCTION MODE Selector Use this button to select the operation mode. Every time you press this button, the mode will change cyclically. (HEATING), (DEHUMIDIFYING),... -
Page 25: Shift Value
CONTROL AND FUNCTION SHIFT VALUE 9.2. Press and hold (OFF) button and (ON) button. Press [RESET] button on the same time. Release [RESET] button only, then release (OFF) (ON) button once Screen 1 appears. Screen 1 Screen 2 Press the ) button to display (FAN SPEED) as in Screen 3. -
Page 26: Setting The Prevention Of Mutual Interference
CONTROL AND FUNCTION SETTING THE PREVENTION OF MUTUAL INTERFERENCE 9.3. Please ensure that the other indoor unit is OFF and the dip switch pin NO.6 at the indoor unit is ON to set the indoor unit ID communication channel to channel B. (Please refer to Chapter 9.4 for more information regarding the dip switch) Open the cover/case of the remote controller and remove the PCB board as in Screen 1. -
Page 27: Additional Function Via Dip-Switch Settings
CONTROL AND FUNCTION 9.4. ADDITIONAL FUNCTION VIA DIP-SWITCH SETTINGS A new DIP Switch is available on the PWBs of the indoor unit that provide additional functions via the settings on the switches. Air conditioner Indoor PWB ↕ DIP SW Label 9.4.1. -
Page 28: Option List
OPTION LIST 10 OPTION LIST 10.1 WIRED REMOTE CONTROL BUTTONS FUNCTION MODE Selector Use this button to select the operationg mode. Every time you press this button, the mode will change from cyclically. FAN SPEED Selector Button This determines the fan speed. Every time you press this button, the airflow rate will change from (This button allows selection of optimal or preferred fan speed for each operation mode). -
Page 29: Error Code Information
OPTION LIST 10.1.2 ERROR CODE INFORMATION In case failure occurs to the air conditioner, the error code will constantly appear on the wired remote controller display. TIMER LD301 LAMP CODE MEANING BLINKING BLINKING Normal 1 time Refrigerant cycle fault 2 times Outdoor unit is under forced operation Communication error between indoor and outdoor 3 times... - Page 30 OPTION LIST TIMER LD301 LAMP CODE MEANING BLINKING BLINKING 4 times 6 times OH thermistor temperature rise 4 times 7 times Abnormal outdoor thermistor 4 times 9 times Communication error 4 times 10 times Abnormal power source 4 times 11 times Fan stop for strong wind 4 times 12 times...
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Page 31: H-Link Adaptor
Install RAC adaptor in the vertical surface as shown connection by yourself. Contact your distributor or below. dealer of HITACHI and ask then for installation work and electrical wiring by service person. The specified Upper side cable should be used to connect (i) room air conditioner and adaptor, and (ii) controller and adaptor. -
Page 32: Electrical Wiring
The adhesiveness has decreased and the RAC adaptor may fall off. – DO NOT apply any force within 24 hours after HITACHI installation. PSC-6RAD Wiring Connection Connection with Room Air-Conditioner Remove the front cover of the room air- conditioner and the cover of electrical box. -
Page 33: Dip Switch Setting
OPTION LIST iii) Install the electrical box cover paying attention not to clamp the cable. Read the installation CAUTION: manual of each room air-conditioner for – DO NOT turn ON various pins of DSW1 and DSW2 confirming how to connect and how to Set the refrigerant cycle# by RSW1 and DSW1 assemble the cable of the RAC adaptor. -
Page 34: Test Run
OPTION LIST Terminating resistance is set in whole H-LINK system. Indoor Unit# If H-LINK connecting devices like package air- conditioner are connected besides the RAC Adaptor, set the terminating resistance by those connecting devices. The terminating resistance should be set ON in only one position in whole H- LINK system. -
Page 35: Dry Contact Application (Using Dip Switch)
OPTION LIST 10.3 DRY CONTACT APPLICATION (USING DIP SWITCH) The dry contact system enables the operation of the air conditioner indoor unit to be controlled by using external dry contacts (with non voltage) such as card-key controller or window for facilities such as hotels. Note: Optional Connecting cord Accessory SPX-WDC3 1) AUTO RESTART function set to "Enable"... - Page 36 OPTION LIST Example of wiring connection to Card Key Unit will be as below (reference only) CARD KEY UNIT (Prepared by INSTALLER) AIR CONDITIONER INDOOR PCB Contact with sleeve Dry contact Card sensor indicator DIP SW (DSW1) POWER Connecting Cord to PCB: SUPPLY SPX-WDC3 CONNECTION EXAMPLE...
- Page 37 HITACHI TC-ERP-Model INDOOR OUTDOOR RAK-18PED RAC-18WED RAK-25PED /25PEDC RAC-25WED RAK-35PED/ 35PEDC RAC-35WED RAK-50PED/ 50PEDC RAC-50WED RAS- X10/14/18EAG RAC-X10/14/18EAG RAC-L10/14EAG RAS-L10/14EAG RAC-M25/35/50EAG RAS-M25/35/50EAG...