Summary of Contents for Johnson Controls (H,Y)VAHP072(3,4)1CW
Page 1
ENGINEERING MANUAL INVERTER-DRIVEN MULTI-SPLIT SYSTEM HEAT PUMP AIR CONDITIONERS Technical Catalog for Outdoor Unit Engineering Manual < Outdoor Units (Low Ambient VRF Heat Pump) > (H,Y)VAHP072(3,4)1CW (H,Y)VAHP096(3,4)1CW (H,Y)VAHP144(3,4)1CW (H,Y)VAHP168(3,4)1CW (H,Y)VAHP192(3,4)1CW (H,Y)VAHP288(3,4)1CW TC-16006...
Page 3
IMPORTANT NOTICE AND SAFETY SUMMARY 1. Introduction This Engineering Manual concentrates on the Low Ambient VRF Heat Pump Outdoor Unit. Read this manual carefully before performing installations or operations. This manual should be considered as a permanent part of the air conditioning equipment and should remain with the air conditioning equipment.
Page 4
Take the following precautions to reduce the risk of property damage. Be careful that moisture, dust, or variant refrigerant compounds not enter the refrigerant cycle during installation work. Foreign matter could damage internal components or cause blockages. Do not install this unit in any place where silicon gases can coalesce. If the silicon gas molecules could run inside of the electrical box, possibly causing electrical failures.
Page 5
Installation Precautions To reduce the risk of serious injury or death, the following installation precautions must be followed. When installing the unit into… construct a strong wood or metal frame to provide added support. A room: Properly insulate any refrigerant tubing run inside a room to prevent “sweating” that can Damp or uneven areas: Use a raised concrete pad or concrete blocks to provide a solid, level foundation for the unit to prevent water damage and abnormal vibration.
Page 6
Refrigerant Precautions To reduce the risk of serious injury or death, the following refrigerant precautions must be followed. have been approved for use in the countries or markets they serve. The refrigerant used in this unit the warranty and will increase the potential risk of injury or death. If installed in a small room, take measures to prevent the refrigerant from exceeding the maximum allowable concentration in the event that refrigerant gases should escape.
Page 7
Electrical Precautions explosion resulting in serious injury or death. Highly dangerous electrical voltages are used in this system. Carefully refer to the wiring diagram and these instructions when wiring. Improper connections and inadequate grounding can cause serious injury or death. Perform all electrical work in strict accordance with this installation and maintenance manual and all the relevant regulatory standards.
- CONTENTS - ..................i 1. Introduction ..............................i ........................i 1. General Information (Features) ........................1-1 2. Outdoor Units ............................. 2-1 2.1 Unit Nomenclature ..........................2-1 2.2 Line-up .............................. 2-2 2.3 General Data ............................. 2-3 2.4 Dimensional Data and Weights ......................2-9 2.4.1 Overall Dimensional and Weight Data ..................
Page 9
- CONTENTS - 3. Optional Parts ............................3-1 3.1 Line Up .............................. 3-1 3.2 Outdoor Unit ............................3-2 ..................... 3-2 3.2.2 Protection Net .......................... 3-3 ......................3-4 3.3 Piping Connection Kit ........................3-10 3.3.1 Piping Connection Kit ......................3-12 3.3.2 Multi-Kit (Line Branch) ......................
1. General Informations (Features) Low Ambient VRF Air Conditioners Johnson Controls has developed Variable Refrigerant Flow (VRF) air conditioners. Johnson Controls currently introduces a Low Ambient VRF Heat Pump Outdoor Unit that realizes highly- scroll compressor and improving defrosting function. High Heating Performance Provide 100% Heating Capacity Even Under Low Ambient Temperature Conditions High heating operation is available under the ambient temp.
Page 12
FEATURES Improved Defrosting Function Sensor Function for Frost Formation on Coil The newly-adopted sensor function detects frost formation on the coil. the defrosting operation is decreased. The interval for defrosting can be extended approximately to a maximum of 250 minutes. Current Heating Heating...
Page 13
FEATURES Various indoor units can be selected depending on the installation location, shape of air outlet and interior. Ducted (High Static) Ducted (Medium Static) Ducted Ducted (Slim) Ducted (EconoFresh) DOAS Non- Ducted Ceiling Suspended Floor Exposed Floor Concealed : Available NOTE: TC-16006...
Page 14
FEATURES Energy-Saving Improvement through Schedule Setting of “Self-Demand Function” conforming to an operating environment and individual needs. Self-Demand Function: Saves capacity so as not to exceed demand current control based on the electric power data detected. < Self-Demand Function > Excessive power supply consumption Outdoor Unit Reference Power...
Page 15
FEATURES Flexibility of Facility Design Height difference between the outdoor units and indoor units and the height difference between the indoor units are changed as shown below. Height Difference between < 164.1 ft Outdoor Unit is Higher (< 50m) < 98.4 ft (<...
Page 16
FEATURES Wide Operation Range This unit has been designed for cooling operations under low ambient temperatures down to 14°F (-10°C) 3), 4) This wide temperature range enables cooling even in winter in buildings with high internal heat resulting from lighting, people, and machines, particularly in areas such as shops, lecture rooms, and data processing areas.
Page 17
FEATURES Backup Operation Function for Emergency failure occurs. The wired controller starts an emergency operation after an alarm occurrence. Even if one unit fails, the other can be operated continuously. Compressor Compressor Compressor Failed Outdoor Unit NOTE: 2: Do not perform an emergency operation for more than eight hours. Doing so may damage the unit. Refer to the following.
Page 18
FEATURES Rotation Operation Function for Outdoor Unit Regulating the operation time of each outdoor unit leads to a compressor load reduction. Therefore, there is improved function of the outdoor unit. Last Time One (1) Unit Two (2) Units Three (3) Units Operation Operation Operation...
Page 19
FEATURES Installation Transportation and Handling Using Elevator An elevator can be used to transport the base unit. < Elevator > Capacity: Maximum of 11 persons. TC-16006...
Page 20
FEATURES Balcony Building Installation of outdoor units to each floor. < When Open Space is Louver > < When Open Space is Wall > Ceiling Ceiling Wall Air Outlet Duct Kit ( Wall Air Outlet Duct Kit ( (Field-Supplied) (Field-Supplied) Duct (Field-Supplied) The recommended...
Page 21
FEATURES Corresponds to H-LINK II System refrigerant groups and a maximum 160 indoor units can be controlled by only one central control device < System Example > Outdoor Units ( Max. 64 Refrigerant Group) Indoor Units ( Max. Connectable Q'ty: 160) Central Control Device : Control Line outdoor unit for up to 64 refrigerant systems, and to connect wires for all indoor units and outdoor units.
Page 25
OUTDOOR UNITS Unit B Unit C F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger Airflow Rate /min Electrical Refrigerant Main Refrigerant Cooling Heating TC-16006...
Page 26
OUTDOOR UNITS Unit C F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger 3.2 4 +3.0 2 3.2 4 +3.0 2 3.2 4 +3.0 2 Airflow Rate /min Electrical Refrigerant Main Refrigerant Heating Cooling TC-16006...
Page 27
OUTDOOR UNITS F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger 3.2 4 +3.0 2 Airflow Rate /min Electrical Refrigerant Main Refrigerant Heating Cooling TC-16006...
Page 28
OUTDOOR UNITS Unit B Unit C F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger Airflow Rate /min Electrical Refrigerant Main Refrigerant Heating Cooling TC-16006...
Page 29
OUTDOOR UNITS Unit C F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger 3.2 4 +3.0 2 3.2 4 +3.0 2 3.2 4 +3.0 2 Airflow Rate /min Electrical Refrigerant Main Refrigerant Heating Cooling TC-16006...
Page 30
OUTDOOR UNITS F WB C WB F WB C WB Weight Connection Ratio Heat Exchanger 3.2 4 +3.0 2 Airflow Rate /min Electrical Refrigerant Main Refrigerant Heating Cooling TC-16006...
Page 35
OUTDOOR UNITS Part Name Part Name Heat Exchanger Electrical Control Box 1 Fan Motor Electrical Control Box 2 Accumulator 2-13 TC-16006...
Page 36
OUTDOOR UNITS Part Name Part Name Heat Exchanger Electrical Control Box 1 Electrical Control Box 2 Fan Motor Accumulator 2-14 TC-16006...
Page 37
OUTDOOR UNITS Number of Tube/Coil Material Aluminum Number of Coil/Unit Number/Unit 6884 6884 Nominal Airflow Tube Material 3+3+3 Number of Tube/Coil 204+204 204+204 204+204 204+204+204 Material Aluminum Number of Coil/Unit Number/Unit Nominal Airflow 6884+6884 6884+6884 6884+6884 6884+6884+6884 660+660 660+660 660+660 660+660+660 E+E+E TC-16006...
Page 38
OUTDOOR UNITS maintenance. (Unit: inch) Min. 59-1/16 Front Rear Side Side 19-11/16 30-1/8 Min. 19-11/16 + h2/2 Min. 11-13/16 + h1/2 < Side View > 2-16 TC-16006...
Page 39
OUTDOOR UNITS (Unit: inch) No limit for No limit for No limit for side wall height. side wall height. side wall height. Min. 11-13/16 Min. 11-13/16 Min. 11-13/16 (Rear Side Space) (Rear Side Space) (Rear Side Space) Min. 7-7/8 Min. 13/32 Front Side Front Side Front Side...
Page 40
OUTDOOR UNITS (Unit: inch) No limit for side wall height. Min. 11-13/16 + h1/2 Min. 7-7/8 Min. 7-7/8 ▼ No limit for side wall height. Min. 31-1/2 Front Side Open Min. 19-11/16 + h2/2 <Top View> (Unit: inch) Min. 11-13/16 + h1/2 Min.
Page 41
OUTDOOR UNITS < 208/230V > Net Weight 20-7/8 22-13/16 48-1/8 31-1/4 68-1/8 < 460V > Net Weight 19-11/16 11-13/16 48-1/8 31-1/4 68-1/8 2-19 TC-16006...
Page 42
OUTDOOR UNITS < 208/230V > Unit Main Fan Motor Power Voltage Max. Min. 24.2+28.8 70/60 172/182 /22+26 24.2+28.8 70/60 172/182 /22+26 70+70 24.2+28.8+24.2+28.8 220/229 1.2+1.2 /46+46 /60+60 /22+26+22+26 208/230 70+70 24.2+28.8+24.2+28.8 220/229 1.2+1.2 /46+46 /60+60 /22+26+22+26 70+70 24.2+28.8+24.2+28.8 220/229 1.2+1.2 /46+46 /60+60 /22+26+22+26...
Page 46
OUTDOOR UNITS Control All of the Total I.U. Total I.U. Heat Exchanger Heat Exchanger <Cooling Setting> I.U. Heat Exchanger SH of I.U. heat exchanger SH. I.U. Heat I.U. Heat Exchanger SH Exchanger SH <Heating Setting> <Heating Setting> Heat Exchanger of I.U. heat exchanger SH. Control I.U.
Page 47
OUTDOOR UNITS Outdoor Unit A Outdoor Unit B Inverter Compressor Inverter Compressor Fixed Speed Compressor Fixed Speed Compressor Next Time Outdoor Unit A Outdoor Unit B Outdoor Unit C Inverter Compressor Inverter Compressor Inverter Compressor Fixed Speed Compressor Fixed Speed Compressor Fixed Speed Compressor Next Time TC-16006...
Page 48
OUTDOOR UNITS Compressor 1 (One) Inverter + Operation 1 (One) Fixed Speed Comp. Status 1 (One) Inverter Comp. Frequency of Inverter Comp. (Hz) Target Frequency (Hz) 2 (Two) Inverter + 2 (Two) Fixed Speed Comp. 2 (Two) Inverter + Compressor 1 (One) Fixed Speed Comp.
Page 49
OUTDOOR UNITS (Example: Combination of Base Units, (H,Y)VAHP072, 096B(3,4)1CW + Indoor Unit) Multiple Signals to Communication Circuit of Combination Outdoor Unit Single Signal Thermistor for Inlet Air Thermistor of Outlet Air Operation Signal Thermistor for Ambient Temperature “TA” (THM7) Thermistor for Gas Pipe Discharge Gas Thermistor “TD1”...
Page 50
OUTDOOR UNITS I.U.: Indoor Unit O.U.: Outdoor Unit Auto - louver only for Indoor Unit 0 Reset with Auto-Louver Start of Communication between Power to Power to I.U. and O.U. I.U.: ON I.U. PCB: ON Start of Communication between I.U. and Wired Controller (Higher than Activation Level) Float Switch...
Page 51
OUTDOOR UNITS I.U.: Indoor Unit Start of Auto-Louver Press only for Decorative Panel AUTO-LOUVER < Alternately > or Indoor Unit Switch with Auto-Louver Stop of Auto-Louver Press RUN/STOP Switch After 3 min. MD : Operation: OFF 20 sec. for Unit with Drain Pump MIF Operation : OFF RUN indicator: OFF, COOL, Set Fan Speed and Set Temp.
Page 52
OUTDOOR UNITS I.U.: Indoor Unit O.U.: Outdoor Unit Auto - louver only for Indoor Unit 0 Reset with Auto-Louver Start of Communication between Power to I.U. and O.U. Power to I.U. PCB: ON Start of Communication between I.U.: ON I.U. and Wired Controller (Higher than Activation Level) Float Switch MD Operation: ON...
Page 53
OUTDOOR UNITS I.U.: Indoor Unit Start of Auto-Louver Press only for Decorative Panel AUTO-LOUVER < Alternately > or Indoor Unit Switch with Auto-Louver Stop of Auto-Louver Press RUN/STOP Switch After 3 min. MD Operation: OFF 20 sec. for Unit with Drain Pump MIF Operation: OFF RUN Indicator: OFF, COOL, Set Fan Speed and Set Temp.
Page 54
OUTDOOR UNITS I.U.: Indoor Unit O.U.: Outdoor Unit Start of Communication between Power to Power to I.U. and O.U. I.U.: ON I.U. PCB: ON Start of Communication between I.U. and Wired Controller Auto - louver only for Indoor Unit 0 Reset with Auto-Louver Operation Mode HEAT Indication...
OUTDOOR UNITS I.U.: Indoor Unit O.U. Outdoor Unit Start of Auto-Louver Press only for Decorative Panel Auto-Louver < Alternately > or Indoor Unit Switch with Auto-Louver Stop of Auto-Louver Press RUN/STOP Switch I.U. Air < 122°F (50°C) Indoor Fan Motor MIF : OFF Outlet Temp.
Page 56
OUTDOOR UNITS Heating Operation Heating Operation Time 30 minutes or Above Evaporating Temperature (Te) Evaporating Temperature (Te) at Heat Exchanger is at Heat Exchanger is Temperature Condition under Temperature Condition under Starting Defrosting Operation or Below Starting Defrosting Operation or Below Outdoor Fan Power is increased 110% Hot Gas Bypass Reverse Cycle Defrosting Operation...
Page 57
OUTDOOR UNITS Protection Control Without > 10.0 < > 10.0 < 9.0 < Control Value > TC-16006...
Page 61
OUTDOOR UNITS the following. Prohibition Prohibition of Protection Control Function < < < < 2-39 TC-16006...
Page 62
OUTDOOR UNITS Protection Control Cut-In ºF ºF for 10min for 10min 208V Control 230V Breaker ºF ºF for 10min for 10min For Fan Motor Protection Control Cut-In Breaker 30.0 30.0 ºF ºF for 10min for 10min ºF ºF for 10min for 10min For Fan Motor Breaker...
OUTDOOR UNITS 2.12 Operation Range This unit has been designed for cooling operations under low ambient temperatures down to 14°F (-10°C) 3), 4) This wide temperature range enables cooling even in winter in buildings with high internal heat resulting from lighting, people, and machines, particularly in areas such as shops, lecture rooms, and data processing areas.
OUTDOOR UNITS 2.13 Combinations of Indoor Units and Outdoor Units Table 2.1 Indoor Unit Type List Capacity (MBH) Indoor Unit Type Ducted (High Static) (H,Y)IDH_B21S Ducted (Medium Static) (H,Y)IDM_B21S Ducted Ducted (Slim) (H,Y)IDS_B21S Ducted (EconoFresh) (H,Y)IDM_B21E DOAS (H,Y)DOA_B21S Ceiling-Mounted 4-Way Cassette (H,Y)IC4_B21S Ceiling-Mounted 4-Way Cassette Mini (H,Y)ICM_B21S Ceiling-Mounted 2-Way Cassette...
OUTDOOR UNITS 2.14 Piping Work 2.14.1 Piping Work Conditions Comply with the following when installing the unit. [ Example ] Upstream Side < For two and three units combination > Outdoor Outdoor Outdoor Unit Unit Unit Indoor Unit Side Piping Piping Connection Kit 1 Connection Kit 2...
Page 68
OUTDOOR UNITS Allowable Piping Length < the recommended > the recommended Item Mark number of connected number of connected indoor unit indoor unit Total Piping Length < 1,640 ft (500m) < 984 ft (300m) Actual Length < 541 ft (165m) <...
Page 69
OUTDOOR UNITS In the following instances, there is no limit to the number of main piping branches. (Example 1) : Installation with Main Piping Branch ( ) 90m). (1) If the pipe length L2 is over 131.2 ft (40m), the size of gas and liquid pipes “b and c” or “g and h” should be selected according to Table (see Section 2.14.3), “Diameter of Pipe after First Branch”.
Page 70
OUTDOOR UNITS A header branch can be used with a line branch at the three pipes segment and two pipes segment. A header branch can also be used after the second branch. Do not connect a line branch to a header branch to the farthest indoor unit is within 131.2 ft (40m).
OUTDOOR UNITS 2.14.2 Multi-Kit Connection Use the branch piping kit to ensure proper piping. Do not use a T-Joint. Secure the branch pipes horizontally to a pillar, a wall, or a ceiling. NOTE: When installing the piping by securing plates, wrap the branch pipe with an insulation or slip a cushioning between the pipe and the plate.
Page 72
OUTDOOR UNITS 2.14.3 Piping Size and Multi-Kit Selection For selecting the pipe sizes between the outdoor unit and the piping connection kit, the piping size between the piping connection kits and piping connection kit , refer to Section 2.14.6 “Piping Size between Outdoor Units”.
Page 73
OUTDOOR UNITS Piping Size < inch (mm) > [Main Pipe Diameter] (Base Unit or Piping Connection Kit 1 to First Branch) Equivalent Piping Length Outdoor Unit Capacity < 328.1 ft (100m) > 328.1 ft (100m) *1) (MBH) Liquid Liquid 72, 96 7/8 (22.2) 3/8 (9.52) 1-1/8 (28.58)
OUTDOOR UNITS 2.14.4 Piping Connection Method Perform the piping connection work for each outdoor unit. NOTE: Ensure that the refrigerant pipe is connected to the same refrigerant system. force exerted on the valve. (1) Piping can be installed in three directions (front, rear, or bottom side) from the bottom base.
Page 75
OUTDOOR UNITS < Gas Valve > (1) Make sure that all the spindles are closed completely. (2) Connect the charging hose to the service port and release the gas inside the piping. (3) Cut the end of the closing pipe and ensure that no residual gas exists inside the gas piping. the stop valve.
Page 76
OUTDOOR UNITS Refer to Figure 2.2 for the position for piping connections. Unit: inch (mm) φ7/8 (22.2) Refrigerant Gas Piping Connection φ3/8 (9.52) Refrigerant Liquid Piping Connection Konckout Square Hole for Piping Cover 5-11/16 (145) 6-11/16 (170) Square Holes at Refrigerant Gas Piping Connection 8-1/16 (205) Front and Back Sides...
OUTDOOR UNITS 2.14.5 Piping Work between Outdoor Units Select the pipe size according to Section 2.14.6 “Piping Size between Outdoor Units”. For refrigerant piping between multiple outdoor units, use the optional piping connection kit. The arrangement for outdoor units should be determined depending on the piping direction when the refrigerant piping work and installation work are planned.
Page 78
OUTDOOR UNITS (3) When piping length between outdoor units is 6.6 ft (2m) or more, an oil trap for the gas piping should be installed so that any accumulation of refrigerant oil cannot occur. Oil Trap Oil Trap Min. 7-7/8 inch Min.
Page 79
OUTDOOR UNITS combination. Regarding the piping work for Combination Unit, refer to the “Installation and Maintenance Manual” attached to the piping connection kit. Gas Line Ref. Piping Connection Liquid Line Ref. Piping Connection < Downward Piping Connection > Outdoor Unit A Base (Field-Supplied) Accessory Pipe...
Page 80
OUTDOOR UNITS 2.14.6 Piping Size between Outdoor Units Base Unit Outdoor Unit Refrigerant Piping To Indoor Units inch (mm) Model Type 7/8 (22.2) 7/8 (22.2) Piping Size Liquid 3/8 (9.52) 3/8 (9.52) Two Units Combination (Indoor Unit on Left Side) (Indoor Unit on Right Side) Outdoor Unit A Outdoor Unit B...
Page 81
OUTDOOR UNITS Three Units Combination (Indoor Unit on Left Side) (Indoor Unit on Right Side) Outdoor Unit A Outdoor Unit B Outdoor Unit C Outdoor Unit C Outdoor Unit B Outdoor Unit A Piping Piping To Indoor Units Piping Piping To Indoor Units Connection Kit 2 Connection Kit 1...
OUTDOOR UNITS 2.15 Electrical Wiring 2.15.1 Electrical Wiring Connection (1) Power Source Wiring Supply the power sources to each outdoor unit and indoor unit group respectively. Using this method is a basic principle of power supply wiring. GFCI (Ground Fault Circuit Interrupter) Outdoor Unit Power Source S (Main Switch and Fuse) AC 3~ 208/230V 60Hz...
Page 83
When shielded cabling is applied, proper bonding and termination of the cable shield is required as per Johnson Controls guidelines. Plenum and riser ratings for communication cables must be considered per application and local code requirements.
TB2 terminals 3 and 4 on the PCB1. When shielded cabling is applied (M4), proper bonding and termination of the cable shield is required as per Johnson Controls guidelines. Plenum and riser ratings for communication cables must be considered per application and local code requirements.
Johnson Controls guidelines. Plenum and riser ratings for communication cables must be considered per application and local code requirements. (Do not use Tri-Core or anything beyond.)
Page 86
OUTDOOR UNITS (6) Use the same kind of cables in the same H-LINK system. (7) Maintain at least 5 inch (127mm) between the communication cables and the power supply wiring, and also min. 5 ft (1.5m) between the communication cables and power supply wiring for other electrical device.
Page 87
OUTDOOR UNITS Outdoor Unit A (Main) Outdoor Unit B (Sub) L1 L2 L3 1 2 3 4 L1 L2 1 2 3 4 Ground Ground Main Switch TB : Terminal Block PCB : Printed Circuit Board : Field Wiring : Communication Line GFCI GFCI DC5V (Non-Pole Communication H-LINK System)
OUTDOOR UNITS 2.16 Additional Refrigerant Charge Calculation Table 2.4 Additional Refrigerant Charge Calculation Although this unit has been charged with refrigerant, an additional refrigerant charge is required according to piping length. Determine what additional quantity of refrigerant is according to the following procedures, and charge it into the system.
OPTIONAL PARTS 3. Optional Parts 3.1 Line Up Item No. Type Item No. Optional Parts Model 3.2.1 Drain Adapter DBS-TP10A for Rear Side Air Inlet PN-TP10BB Protection 3.2.2 for Left Side Air Inlet PN-TP10L for Right Side Air Inlet PN-TP10R Outdoor Unit for Top Side Air Outlet ASG-TP20FBS1...
OPTIONAL PARTS 3.2 Outdoor Unit 3.2.1 Drain Adapter DBS-TP10A The drain adapter is for the drain pipe connection in order to use the outdoor unit bottom base as a drain pan. Unit: inch (mm) Accessory Remarks Drain Adapter Connection for Drain Piping (VP20 Equivalent) Outer Diameter φ31/32 (φ25) (Inner Diameter φ25/32 (φ20))
OPTIONAL PARTS 3.2.2 Protection Net The protection net is to protect the outdoor unit heat exchanger from external damages such as being hit by a ball. Components of Protection Net Model PN-TP10BB PN-TP10R PN-TP10L Required Qty Protection Net Screw Accessory Spare = ( ) Drill Screw —...
Page 94
OPTIONAL PARTS 3.2.3 Snow Protection Hood Unit: inch (mm) Front Side Right Side Airflow Direction Airflow Direction (Fron t S id e ) (Rear Side) Rear Side (View from P) Item Model Hood for Top Side Air Outlet ASG-TP20FBS1 Hood for Rear Side Air Inlet ASG-TP20BBS1 Hood for Left Side Air Inlet ASG-TP20LS2...
Page 95
OPTIONAL PARTS (1) After the snow protection hood is installed, the noise at the air outlet side may slightly increase. Therefore, it is necessary to carefully consider the air discharge direction when installing. (2) Be sure to tighten the snow protection hood securely to the top panel and side panel of the outdoor unit with the supplied screws (accessories).
Page 96
OPTIONAL PARTS To hold the snow protection hood securely on the outdoor unit against a strong wind or earthquake, a prevent the outdoor unit from overturning. to prevent rusting. rust if they are exposed to a salty environment, such as near a coastal region. Be attentive when installing or maintaining the units.
Page 97
OPTIONAL PARTS Unit: inch (mm) • Hood for Air Outlet Item Qty. Right Side Plate Details of A Left Side Plate Faceplate (1) Faceplate (2) Faceplate (3) Horizontal Plate Fixing Plate for Left Side (Front Side) Fixing Plate for Left Side (Rear Side) Fixing Plate for Right Side (Front Side) Fixing Plate for Right Side (Rear Side) •...
Page 98
OPTIONAL PARTS Unit: inch (mm) • Hood for Left Side Air Inlet Details of A Details of B • Hood for Right Side Air Inlet Details of A Details of B Item Qty. Right Side Plate Left Side Plate Faceplate (Top Side) Faceplate (Bottom Side) : Installation Dimension TC-16006...
Page 99
OPTIONAL PARTS • Toppling Prevention Tool (for Snow Protection Hood attached): ASG-SW20A The Toppling Prevention Toll should be utilized to prevent the outdoor unit from overturning. (It is not possible to use the toppling prevention tool along with the Wind Prevention Tool.). Accessory Qty.
OPTIONAL PARTS 3.3 Piping Connection Kit Item Model MC-NP20A1 Piping Connection Kit MC-NP30A1 MW-NP282A2 MW-NP452A2 Line Branch MW-NP692A2 Multi-Kit MW-NP902A2 MH-NP224A Line Branch MH-NP288A 3-10 TC-16006...
Page 101
OPTIONAL PARTS Outdoor Outdoor Outdoor Unit Unit Unit Indoor Indoor Indoor Unit Unit Unit Indoor Indoor Indoor Unit Unit Unit : Gas Pipe, Liquid Pipe Piping Connection Kit Piping Connection Kit Outdoor Unit Capacity Model (MBH) 144 - 192 MC-NP20A1 MC-NP30A1 Multi-Kit <...
OPTIONAL PARTS 3.3.1 Piping Connection Kit MC-NP20A1 and MC-NP30A1 Piping Connection Size pipe to meet with the pipe size. Branch Pipe for Branch Pipe for Reducer for Reducer for Model Gas Line Liquid Line Gas Line Liquid Line OD 1 ID 5/8 ID 3/8 OD 3/4...
OPTIONAL PARTS 3.3.2 Multi-Kit (Line Branch) MW-NP282A2, MW-NP452A2, MW-NP692A2 and MW-NP902A2 Piping Connection Size with the pipe size. Branch Pipe for Branch Pipe for Reducer for Reducer for Model Gas Line Liquid Line Gas Line Liquid Line (To Main Piping) (To Main Piping) ID 1/2 ID 1/4...
OPTIONAL PARTS 3.3.3 Multi-Kit (Header Branch) MH-NP224A and MH-NP288A Piping Connection Size with the pipe size. Models Gas Line Liquid Line Expander Closing Pipe (For Gas Line) φ3/4 ID 5/8 OD 1/2 φ3/8 φ3/4 ID 3/4 φ3/8 ID 3/8 Qty.: 2 MH-NP224A ID 1/4 (For Liquid Line)
Page 105
SELECTION DATA 4. Selection Data 4.1 Selection Guide (1) Key for Terms Used for Indoor Units Nomenclature Description H = Hitachi Brand Y = York Brand T = Tag in the Bag Indoor Unit Indoor Unit Type C4 = 4-Way Cassette Type C4M = 4-Way Cassette Mini Type C2 = 2-Way Cassette Type C1 = 1-Way Cassette Type...
Page 106
SELECTION DATA (3) Key for Terms Used for Outdoor Unit 1 CW Nomenclature Description H = Hitachi Brand Y = York Brand A = Air Source HP = Heat Pump 072 = 72 MBH 096 = 96 MBH 144 = 144 MBH 168 = 168 MBH 192 = 192 MBH 288 = 288 MBH...
Page 108
SELECTION DATA (7) Actual Capacity In the example, the total indoor unit capacity is 210MBH (= 24MBH + 24MBH + 30MBH + 36MBH + 48MBH + 48MBH), and outdoor unit capacity is 192MBH. Therefore, the connected indoor unit capacity ratio is about 110%. a) Actual Capacity of Outdoor Unit Maximum Actual Capacity of Outdoor Unit Outdoor Unit Capacity According to Temperature Condition and Connected IDU Capacity Ratio...
SELECTION DATA 4.2 Outdoor Unit Capacity According to Temperature Condition and Connected IDU Capacity Ratio (1) Cooling Capacity (H,Y)VAHP072B(3,4)1CW Conne- Conne- Indoor air temp. Indoor air temp. Outdoor Outdoor ction ction air temp air temp ratio ratio 5.47 5.02 4.82 4.62 4.36 4.26...
Page 110
SELECTION DATA (H,Y)VAHP096B(3,4)1CW Conne- Conne- Indoor air temp. Indoor air temp. Outdoor Outdoor ction ction air temp air temp ratio ratio 108 8.05 112 7.92 118 7.76 123 7.60 128 7.44 132 7.61 135 7.76 141 7.70 5.68 5.60 5.48 5.37 5.26 101 5.37 103 5.48 107 5.44 108 8.01 112 7.90 117 7.76 122 7.62 127 7.48 131 7.64 135 7.78 140 7.77...
SELECTION DATA 4.3 Correction Factor According to Piping Length < Cooling Capacity > Correction Factor for Cooling Capacity According to Piping Length The cooling capacity should be corrected according to the following formula: CCA=CC x F CCA: Actual Corrected Cooling Capacity Cooling Capacity in the Performance Table Correction Factor Based on the Equivalent Piping Length Equivalent Piping Length for...
Page 122
SELECTION DATA < Heating Capacity > Correction Factor for Heating Capacity According to Piping Length The heating capacity should be corrected according to the following formula: HCA=HC x F HCA: Actual Corrected Heating Capacity Heating Capacity in the Performance Table Correction Factor Based on the Equivalent Piping Length Equivalent Piping Length for •...
SELECTION DATA 4.4 Correction Factor According to Defrosting Operation The heating capacity in the preceding paragraph does not include defrost operation periods. Therefore, capacity should be corrected as follows: Corrected Heating Capacity = Correction Factor x Heating Capacity Outdoor Air Temp. F DB ( C DB) (Humidity=85% RH)
Need help?
Do you have a question about the (H,Y)VAHP072(3,4)1CW and is the answer not in the manual?
Questions and answers