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HITACHI AIR CONDITIONERS - INDOOR UNIT - Technical Data for Indoor Unit Models • Wall Type RPK-0.8HNBUSQ RPK-1.0HNBUSQ RPK-1.3HNBUSQ RPK-1.5HNBUSQ RPK-1.8HNBUSQ RPK-2.0HNBUSQ RPK-2.3HNBUSQ RPK-2.5HNBUSQ TCY22021001A Date: 4.2021...
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IMPORTANT NOTICE ● HITACHI pursues a policy of continuing improvement in design and performance of products. The right is therefore reserved to vary specifications without notice. ● HITACHI cannot anticipate every possible circumstance that might involve a potential hazard. ● This heat pump air conditioner is designed for standard air conditioning only. Do not use this heat pump air conditioner for other purposes such as drying clothes, refrigerating foods or for any other cooling or heating process.
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SAFETY SUMMARY ● Use the specified non-flammable refrigerant to the outdoor unit in the refrigerant cycle. Do not charge material other than specified refrigerant into the unit such as hydrocarbon refrigerants (propane or etc.), oxygen, flammable gases (acetylene or etc.) or poisonous gases when installing, maintaining and moving. These flammables are extremely dangerous and may cause an explosion, a fire, and injury.
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SAFETY SUMMARY ● Do not install the indoor unit, outdoor unit, remote control switch and cable within approximately 3 meters from strong electromagnetic wave radiators such as medical equipment. ● Supply electrical power to the system to energize the oil heater for 12 hours before startup after a long shutdown. ●...
CONTENT Product Features of new High Wall Indoor Unit Stylish design with good sense of aesthetic. Optimized cabinet and refrigerant distribution for low noise. Compact design for ease of installation or maintenance Convenient control with wireless/wired operation Working Range Necessary Tools Transportation and Handling Transportation Handling...
Product Features of new High Wall Indoor Unit 1. Product Features of new High Wall Indoor Unit 1.1 Stylish design with good sense of aesthetic. ● Simple and clear design of new panel for matching with any interior. ● LED temperature and operation mode display on front panel helps improve user experience and sense of aesthetic, and user can see the setting temperature easily.
Working Range 2. Working Range Power Supply Working Voltage: 90% to 110% of the Rated Voltage Voltage Imbalance: Within a 3% Deviation from Each Voltage at the Main Terminal of Outdoor Unit Starting Voltage: Higher than 85% of the Rated Voltage Temperature Range The temperature ranges are given in the following table Operate within this range.
General Data 6. General Data Indoor Unit Type Wall Type Model RPK-0.8HNBUSQ RPK-1.0HNBUSQ RPK-1.3HNBUSQ RPK-1.5HNBUSQ Indoor Unit Power supply AC 1φ,220~240V/50Hz;AC 1φ,220V/60Hz; Nominal Cooling Capacity Btu/h 7,500 9,600 12,300 13,600 Nominal Heating Capacity Btu/h 8,500 11,300 13,600 15,400 Sound Pressure Level...
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General Data Indoor Unit Type Wall Type Model RPK-1.8HNBUSQ RPK-2.0HNBUSQ RPK-2.3HNBUSQ RPK-2.5HNBUSQ Indoor Unit Power supply AC 1φ,220~240V/50Hz; AC 1φ,220V/60Hz; Nominal Cooling Capacity Btu/h 17,100 19,100 21,500 24,200 Nominal Heating Capacity Btu/h 19,100 21,500 24,200 27,300 Sound Pressure Level dB(A) 44/42/41/38/31/29 40/38/36/35/33/31 41/40/38/35/33/31...
Dimensional Data 7. Dimensional Data Models: RPK-0.8~1.3HNBUSQ unit: mm Refrigerant liquid pipe connected by Φ6. 5 flaring Refrigerant gas pipe connected by Φ flaring Service space Service space Body outline Hole φ65 (for piping and wiring) Hole φ65 (for piping and wiring)
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Dimensional Data Models: RPK-1.5~1.8HNBUSQ unit: mm Refrigerant liquid pipe connected by Φ6. 5 flaring Refrigerant gas pipe connected by Φ flaring Service space Service space Body outline Hole φ65 (for piping and wiring) Hole φ65 (for piping and wiring)
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Dimensional Data Models: RPK-2.0~2.5HNBUSQ unit: mm Refrigerant liquid pipe connected by Φ flaring Refrigerant gas pipe connected by Φ flaring Service space Service space Body outline Hole φ65 (for piping and wiring) Hole φ65 (for piping and wiring)
Operation and Maintenance Space ● Sensible Heat Factor (SHF) The sensible heat factor of indoor units at each fan speed (Hi, Me, Lo) is given in the table below. Indoor Unit Model Super-Hi Super-Lo Mute RPK-0.8HNBUSQ 0.70 0.69 0.69 0.68 0.67 0.66 RPK-1.0HNBUSQ...
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Selection Data ● Sound Data Model Power Supply: Model Power Supply: RPK-0.8HNBUSQ AC 1φ,220V/50Hz RPK-1.0HNBUSQ AC 1φ,220V/50Hz Measurement Point: 0.8m to upper/lower side and 1m to Measurement Point: 0.8m to upper/lower side and 1m front/rear side of the air outlet...
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Selection Data Model Power Supply: Model Power Supply: RPK-1.8HNBUSQ AC 1φ,220V/50Hz RPK-2.0HNBUSQ AC 1φ,220V/50Hz Measurement Point: 0.8m to upper/lower side and 1m to Measurement Point: 0.8m to upper/lower side and 1m to front/rear side of the air outlet front/rear side of the air outlet NC-70 NC-70 NC-65...
Component Data 9. Component Data Indoor Heat Exchanger and Fan Model RPK-0.8HNBUSQ RPK-1.0HNBUSQ RPK-1.3HNBUSQ RPK-1.5HNBUSQ Heat Exchanger Type — Multi-Pass Cross Finned Tube Material — Copper Tube Outer Diameter Rows — Heat Material — Aluminum Exchanger Pitch Maximum Operating Pressure 4.15...
Refrigerant Cycle 10. Refrigerant Cycle Indoor Unit : Refrigerant Flow Direction (Cooling) : Refrigerant Flow Direction (Heating) : Field Refrigerant Piping : Flare Connection Refrigerant Liquid Pipe Connection Refrigerant Gas Pipe Connection Mark Part Name Heat Exchanger Splitter Strainer Micro-Computer Control Expansion Valve...
Electrical Data 11. Electrical Data Indoor Unit Unit Main Power Applicable Voltage Indoor Model Maximum Minimum (Cooling/Heating) (Cooling/Heating) RPK-0.8* 0.36/0.36 0.030/0.030 RPK-1.0* 0.36/0.36 0.030/0.030 RPK-1.3* 0.38/0.43 0.040/0.040 Wall Mounted RPK-1.5* 0.38/0.38 0.030/0.030 220~240 50/60 Type RPK-1.8* 0.46/0.51 0.050/0.050 RPK-2.0* 0.40/0.45 0.040/0.040 RPK-2.3* 0.45/0.58...
Optional Parts 13. Optional Parts Optional Parts Type Model PC-ARF/PC-ARF1 PC-ARE Wire Remote Control HCWA10NEGQ PC-ARH1 Wireless Remote Control PC-LH7QE PSC-A32MN PSC-A64GT PSC-A64S Centralized Controller PSC-A1T PSC-A16RS PSC-A128EX...
Factory-Supplied Accessories 14. Factory-Supplied Accessories Check to ensure that the following accessories are packed with the indoor unit. NOTE If any of these accessories are not packed with the unit, please contact your contractor 0.8-1.3 ) 3 1.5-2.5 Fig . Factory-Supplied Accessories...
Installation 15. Installation 15.1 Initial Check ● Consider the air distribution from the indoor unit to the space of the room, and select a suitable location so that ● Install the indoor unit with a proper clearance around uniform air temperature in the room can be obtained.
Installation 15.2 Installation The dimensions of the mounting bracket and the unit installation are indicated in figure below. ● Mounting Bracket onto Wall When the mounting bracket is directly attached to a wood wall or a concrete wall, check to ensure of 2000N. Mounting on a Concrete Wall or a Concrete Block Wall: Attach the mounting bracket to the wall with anchor bolts as shown in figure.
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Installation unit:mm Service Space Service Space Outline of the Unit Hole( 65) Hole( 65) -0.8~1.3 for Pipe and Wring for Pipe and Wring Service Space Service Space Outline of the Unit Hole( 65) Hole( 65) for Pipe and Wring for Pipe and Wring -1.5~1.8 Service Space Service Space...
Installation 15.3 Mounting the Indoor Units 15.4 Removing Flat Panel In order to connect the refrigerant piping, wiring and Hook the indoor unit to the mounting bracket, maintaining the to check drain water flow, removing the flat panel is indoor unit upright. needed.
Installation Put three screws cover into the screw hole the air outlet. When removing flat panel, do not apply strong forces by hitting, etc. It may break the unit body. 0.8-1.3HP 1.5-2.5HP 15.5 Install Flat Panel (1) Press flat panel down, make the two joints of the flat panel tightly fasten.
Refrigerant Piping Work 16. Refrigerant Piping Work ● Rear Side Piping Bend pipe backwards directly. Charge refrigerant R410A in the refrigerant cycle. Do not charge oxygen, acetylene or other flammable and poisonous gases into the refrigerant cycle when performing a leakage test or an air-tight test.
Drain Piping ● Bend the gas pipe at the flexible pipe part. (6) Fix the plate of pipes (factory-supplied) as shown below. Contour of the Unit Insulation For Left Side Piping For Right side Piping 17. Drain Piping (1) The standard direction of drain piping connection is right For Rear Side Piping side as viewed from the discharge grilles.
Electrical Wiring 18. Electrical Wiring Provide a vinyl chloride pipe, VP20. (4) Connect a drain piping as shown in the following figure. Use adhesive tape for connecting the drain pipe. ● Turn OFF the main power switches to the indoor unit and outdoor unit before electrical wiring or periodical check, and wait for at least 10 minutes.
Drain Piping 18.2 Electrical Wiring Connection 18.1 General Check The electrical wiring connection for the indoor unit is (1) Make sure that the field-supplied electrical components shown in figure. (main power switches, circuit breakers, wires, conduit (1) Connect the wires of an optional remote control connectors and wire terminals) have been properly switch to A, B terminals of the terminal board inside selected according to the specified electrical data.
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Drain Piping Open the flat panel Remove the fixing screw for the electrical box cover Electrical box cover ) and Transmission wiring(1 2) TP(terminal plate) for Earth wire Cord clamp Pass the wires through the hole in the cabinet to the rear side 0.8-1.3HP 1.5-2.5HP...
Common 20. Common 20.1 Field Minimum Wire Sizes for Power ● ELB must be connected to the power circuit. If not, Supply it may lead to dangers. ● Apply the specified screw for terminal board (M4 for TB2 and M3.5 for TB1) and fasten the screw firmly. ●...
Test Run 20.2 Setting of Dip Switches (B) Refrigeration Cycle No. Setting (RSW2&DSW5) (1) DIP switch must be set with power sources of the indoor The refrigeration system codes of all indoor units and outdoor units in OFF state. Otherwise, the settings are required to be set based on the position diagram are invalid.
Test Run 20.3 Setting the Filter Indication Interval Step 3 The FILTER indication interval on the remote control switch Optional Setting Items and Changing Setting Conditions (PC-AR) can be set approximately 100, 1,200 or 2,500 hours The indication of optional setting is as shown below. (factory setting: 200 hours).