Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 3.8 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
Page 5
Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 4.5 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
Page 6
Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 6.5 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 3.8 x 1 3.8 x 1...
Page 8
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 4.5 x 1 4.5 x 1...
Page 9
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 6.5 x 1 6.5 x 1...
Page 10
Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 3.8 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
Page 11
Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 4.5 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
Page 12
Inverter-control, Brushless DC motor Motor output 0.46+0.46 *4 External static press. 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC Starting method Inverter Motor output 6.5 x 1 Case heater Lubricant MEL46 External finish Pre-coated galvanized steel sheet <MUNSELL 3Y 7.8/1.1 or similar>...
Page 13
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 3.8 x 1 3.8 x 1...
Page 14
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 4.5 x 1 4.5 x 1...
Page 15
0 in.WG (0 Pa) 0 in.WG (0 Pa) Compressor Type x Quantity Inverter scroll hermetic compressor x 1 Inverter scroll hermetic compressor x 1 Manufacture MITSUBISHI ELECTRIC MITSUBISHI ELECTRIC Starting method Inverter Inverter Motor output 6.5 x 1 6.5 x 1...
6. VIBRATION LEVEL Hyper Heating Inverter Y-Series 6. VIBRATION LEVEL [PUHY-HP72-120T/YNU, PUHY-HP144-240T/YSNU] Measurement condition Measurement frequency: 1 Hz-80 Hz Measurement point: Ground surface 20 cm away from the unit leg Installation condition: Direct installation on the concrete floor Power source: 3-phase 3-wire 208 V-230 V 60 Hz: For TNU-Series 3-phase 3-wire 460 V 60 Hz: For YNU-Series Operation condition: JIS condition (cooling, heating) Measurement device: Vibration level meter for vibration pollution VM-1220C (JIS-compliant product)
7. OPERATION TEMPERATURE RANGE Hyper Heating Inverter Y-Series 7. OPERATION TEMPERATURE RANGE • Cooling Range for continuous operation Continuous operation not recommended Outdoor temperature * The operation temperature of outdoor unit is limited into 0~43°CDB(32~109°FDB) when the outdoor unit is installed in a location that is positioned lower than the indoor units. •...
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8. CAPACITY TABLES Section 8-1. Shows an example of how to select the indoor and outdoor units according to the required heating/cooling load. Section 8-2. through 8-6. Show the actual correction data of indoor and outdoor units. MEES21K108...
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8-1. Selection of Cooling/Heating Units How to determine the capacity when less than or equal 100% indoor model size units are connected in total: The purpose of this flow chart is to select the indoor and outdoor units. For other purposes, this flow chart is intended only for reference. Determine the load (L) and the Indoor/Outdoor Temperature Temporarily select the Indoor/Outdoor Units...
Page 33
8. CAPACITY TABLES Hyper Heating Inverter Y-Series How to determine the capacity when greater than 100% indoor model size units are connected in total: Determine the load (L) and the Indoor/Outdoor Temperature Temporarily select the indoor/outdoor units Reselect the indoor units Reselect the indoor units Reselect the outdoor units Reselect the outdoor units...
Page 36
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 3. Power input of outdoor unit <Cooling> (1) Nominal power input of outdoor unit 4.55 kW (Nominal) (2) Calculation of the average indoor temperature power input coefficient 1.09 1.03 Average indoor temp. power input coefficient ( ×...
Page 37
8. CAPACITY TABLES Hyper Heating Inverter Y-Series <Heating> (1) Nominal power input of outdoor unit 5.48 kW (Nominal) (2) Calculation of the average indoor temperature power input coefficient 0.80 0.80 Average indoor temp. power input coefficient ( × n: Total number of the indoor units k: Number of the indoor unit : Outdoor unit power input coefficient of k indoor unit room temp.
Page 40
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 3. Power input of outdoor unit <Cooling> (1) Nominal power input of outdoor unit 4.55 kW (Nominal) (2) Calculation of the average indoor temperature power input coefficient 1.09 1.03 Average indoor temp. power input coefficient ( ×...
Page 41
8. CAPACITY TABLES Hyper Heating Inverter Y-Series <Heating> (1) Nominal power input of outdoor unit 5.48 kW (Nominal) (2) Calculation of the average indoor temperature power input coefficient 0.80 0.80 Average indoor temp. power input coefficient ( × n: Total number of the indoor units k: Number of the indoor unit : Outdoor unit power input coefficient of k indoor unit room temp.
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8-2. Correction by temperature CITY MULTI could have varied capacity at different designing temperature. Using the nominal cooling/heating capacity value and the ratio below, the capacity can be observed at various temperature. Indoor unit temperature correction HP72TNU/YNU PUHY- To be used to correct indoor unit capacity only...
Page 43
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP72TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 80,000 BTU/h Nominal Heating 23.4 capacity Input 5.33 76,000 BTU/h Rated Heating 22.3 capacity Input 4.83 5.04 [°CD.B.] [°FD.B.]...
Page 44
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP96TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 96,000 BTU/h Nominal cooling 28.1 capacity Input 6.23 BTU/h 92,000 Rated cooling 27.0 capacity Input 5.71 5.82 24 [°CW.B.] 75 [°FW.B.]...
Page 45
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP96TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 108,000 BTU/h Nominal Heating 31.7 capacity Input 7.33 103,000 BTU/h Rated Heating 30.2 capacity Input 6.65 6.92 [°CD.B.] [°FD.B.]...
Page 46
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP120TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 120,000 BTU/h Nominal cooling 35.2 capacity Input 8.53 BTU/h 114,000 Rated cooling 33.4 capacity Input 7.67 8.11 24 [°CW.B.] 75 [°FW.B.]...
Page 47
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP120TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 135,000 BTU/h Nominal Heating 39.6 capacity Input 9.63 129,000 BTU/h Rated Heating 37.8 capacity Input 8.55 9.28 [°CD.B.] [°FD.B.]...
Page 48
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP144TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 144,000 BTU/h Nominal cooling 42.2 capacity Input 12.20 BTU/h 138,000 Rated cooling 40.4 capacity Input 10.98 11.61 24 [°CW.B.] 75 [°FW.B.]...
Page 49
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP144TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 160,000 BTU/h Nominal Heating 46.9 capacity Input 11.70 152,000 BTU/h Rated Heating 44.5 capacity Input 10.50 11.15 [°CD.B.] [°FD.B.]...
Page 50
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP192TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 192,000 BTU/h Nominal cooling 56.3 capacity Input 13.79 184,000 BTU/h Rated cooling 53.9 capacity Input 12.58 12.94 24 [°CW.B.] 75 [°FW.B.]...
Page 51
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP192TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 215,000 BTU/h Nominal Heating 63.0 capacity Input 15.91 206,000 BTU/h Rated Heating 60.4 capacity Input 14.39 15.06 [°CD.B.] [°FD.B.]...
Page 52
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP240TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 240,000 BTU/h Nominal cooling 70.3 capacity Input 19.37 228,000 BTU/h Rated cooling 66.8 capacity Input 17.78 18.08 24 [°CW.B.] 75 [°FW.B.]...
Page 53
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP240TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted BTU/h 270,000 Nominal Heating 79.1 capacity Input 21.38 258,000 BTU/h Rated Heating 75.6 capacity Input 19.48 20.10 [°CD.B.] [°FD.B.]...
Page 54
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Correction by temperature (High Heating Performance Mode) CITY MULTI could have various capacities at different designing temperatures. Using the nominal cooling/heating capacity values and the ratios below, the capacity can be found for various temperatures. To select high heating performance mode, DipSW 6-2 and SW4 (968) must be set to ON.
Page 55
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP72TNU/YNU To be used to correct indoor unit capacity only PUHY- Ducted Non-Ducted 80,000 BTU/h Nominal Heating 23.4 capacity Input 5.33 76,000 BTU/h Rated Heating 22.3 capacity Input...
Page 56
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP96TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 96,000 BTU/h Nominal cooling 28.1 capacity Input 6.23 BTU/h 92,000 Rated cooling 27.0 capacity Input 5.71 5.82 24 [°CW.B.] 75 [°FW.B.]...
Page 57
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP96TNU/YNU To be used to correct indoor unit capacity only PUHY- Ducted Non-Ducted 108,000 BTU/h Nominal Heating 31.7 capacity Input 7.33 103,000 BTU/h Rated Heating 30.2 capacity Input...
Page 58
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP120TNU/YNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 120,000 BTU/h Nominal cooling 35.2 capacity Input 8.53 BTU/h 114,000 Rated cooling 33.4 capacity Input 7.67 8.11 24 [°CW.B.] 75 [°FW.B.]...
Page 59
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP120TNU/YNU To be used to correct indoor unit capacity only PUHY- Ducted Non-Ducted 135,000 BTU/h Nominal Heating 39.6 capacity Input 9.63 129,000 BTU/h Rated Heating 37.8 capacity Input...
Page 60
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP144TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 144,000 BTU/h Nominal cooling 42.2 capacity Input 12.20 BTU/h 138,000 Rated cooling 40.4 capacity Input 10.98 11.61 24 [°CW.B.] 75 [°FW.B.]...
Page 61
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP144TSNU/YSNU To be used to correct indoor unit capacity only PUHY- Ducted Non-Ducted 160,000 BTU/h Nominal Heating 46.9 capacity Input 11.70 152,000 BTU/h Rated Heating 44.5 capacity Input...
Page 62
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP192TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 192,000 BTU/h Nominal cooling 56.3 capacity Input 13.79 184,000 BTU/h Rated cooling 53.9 capacity Input 12.58 12.94 24 [°CW.B.] 75 [°FW.B.]...
Page 63
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP192TSNU/YSNU To be used to correct indoor unit capacity only PUHY- Ducted Non-Ducted 215,000 BTU/h Nominal Heating 63.0 capacity Input 15.91 206,000 BTU/h Rated Heating 60.4 capacity Input...
Page 64
8. CAPACITY TABLES Hyper Heating Inverter Y-Series Indoor unit temperature correction HP240TSNU/YSNU PUHY- To be used to correct indoor unit capacity only Non-Ducted Ducted 240,000 BTU/h Nominal cooling 70.3 capacity Input 19.37 228,000 BTU/h Rated cooling 66.8 capacity Input 17.78 18.08 24 [°CW.B.] 75 [°FW.B.]...
Page 65
8. CAPACITY TABLES Hyper Heating Inverter Y-Series High Heating Performance Mode Indoor unit temperature correction HP240TSNU/YSNU To be used to correct indoor unit capacity only PUHY- Non-Ducted Ducted BTU/h 270,000 Nominal Heating 79.1 capacity 21.38 Input 258,000 BTU/h Rated Heating 75.6 capacity Input...
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8-3. Correction by total indoor CITY MULTI system has different capacities and inputs when many combinations of indoor units with different total capacities are connected. Using following tables, the maximum capacity can be found to ensure the system is installed with enough capacity for a particular application.
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8-4. Correction by refrigerant piping length CITY MULTI system can extend the piping flexibly within its limitation for the actual situation. However, a decrease of cooling/ heating capacity could happen correspondently. Using following correction factor according to the equivalent length of the piping shown at 8-4-1 and 8-4-2, the capacity can be observed.
8. CAPACITY TABLES Hyper Heating Inverter Y-Series 8-5. Correction at frost and defrost Due to frost at the outdoor heat exchanger and the automatic defrost operation, the heating capacity of the outdoor unit can be calculated by multiplying the correction factor shown in the table below. Table of correction factor at frost and defrost Outdoor inlet air temp.
9. OPTIONAL PARTS CITY MULTI units can be easily connected by using Joint sets and Header sets provided by Mitsubishi Electric. Four kinds of Joint sets are available for use. Refer to section "Piping Design" or the Installation Manual that comes with the Joint set for how to install the Joint set.
9-2. HEADER CITY MULTI units can be easily connected by using Joint sets and Header sets provided by Mitsubishi Electric. Three kinds of Header sets are available for use. Refer to section "Piping Design" or the Installation Manual that comes with the Header set for how to install the Header set.
9. OPTIONAL PARTS Hyper Heating Inverter Y-Series 9-3. OUTDOOR TWINNING KIT The following optional Outdoor Twinning Kit is needed to use to combine multiple refrigerant pipes. Refer to section "Piping Design" for the details of selecting a proper twinning kit. CMY-Y100CBK3 For Gas pipe: For Liquid pipe:...
9. OPTIONAL PARTS Hyper Heating Inverter Y-Series 9-4. FIN GUARD PAC-FG01S-E For side surfaces of L module (a set of two pieces) ■Left side of the unit ■Right side of the unit (20) (384) (20) (384) (15.5) (15.5) 389.5 (206.5) 389.5 (206.5) (30)
10. ELECTRICAL WORK Hyper Heating Inverter Y-Series 10-1. General cautions 10. ELECTRICAL WORK Follow ordinance of your governmental organization for technical standard related to electrical equipment, wiring regulations, and guidance of each electric power company. Wiring for control (hereinafter referred to as transmission cable) shall be (50mm[1-5/8in] or more) apart from power source wiring so that it is not influenced by electric noise from power source wiring.
10. ELECTRICAL WORK Hyper Heating Inverter Y-Series 10-2. Power supply for Outdoor unit 10-2-1. Electrical characteristics of Outdoor unit at cooling mode MOP is used to select the fuse, switch, or breaker for current leakage. Symbols: MCA: Minimum Circuit Ampacity PUHY-HP-T(S)NU SC: Starting Current MOP: Maximum Overcurrent Protection...
Be sure to use the appropriate type of overcurrent protection switch. Note that generated overcurrent may include some amount of direct current. The breakers for current leakage should support Inverter circuit. (e.g. Mitsubishi Electric's NV-C-Series or equivalent). If no earth leakage breaker is installed, it ...
10. ELECTRICAL WORK Hyper Heating Inverter Y-Series 10-4. Power supply examples The local standards and/or regulations is applicable at a higher priority. 10-4-1. PUHY-HP72, 96, 120TNU/YNU Note: <In the case a system controller is connected.> 1 The transmission cable is not-polarity double-wire. 2 Symbol means a screw terminal for wiring.
Page 80
10. ELECTRICAL WORK Hyper Heating Inverter Y-Series The local standards and/or regulations is applicable at a higher priority. 10-4-2. PUHY-HP144, 192, 240TSNU/YSNU Note: <In the case a system controller is connected.> 1 The transmission cable is not-polarity double-wire. 2 Symbol means a screw terminal for wiring.
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-1. Transmission cable length limitation 11. M-NET CONTROL 11-1-1. Using MA Remote controller MA remote controller refers to Simple MA remote controller and wireless remote controller. Long transmission cable causes voltage down, therefore, the length limitation should be obeyed to secure proper transmission. Max.
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-3. System configuration restrictions 11-3-1. Common restrictions for the CITY MULTI system For each Outdoor/Heat source unit, the maximum connectable quantity of Indoor unit is specified at its Specifications table. A) 1 Group of Indoor units can have 1-16 Indoor units; B) Maximum 2 remote controllers for 1 group;...
Page 84
11. M-NET CONTROL Hyper Heating Inverter Y-Series Table 2 The equivalent power supply The equivalent Category Model power supply Transmission Booster PAC-SF46EPA-G 25 *1 Power supply unit PAC-SC51KUA Expansion controller PAC-YG50ECA BM ADAPTER BAC-HD150 AE-200A/AE-50A 0.75 System controller EW-50A LM-AP TB3 and TB7 total TB7 only TB3 only...
Page 85
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-3-3. Ensuring proper power supply to System controller The power to System controller (excluding AE-200A, AE-50A, EW-50A, BAC-HD150, LM-AP) is supplied via M-NET transmission line. M-NET transmission line at TB7 side is called Centralized control transmission line while one at TB3 side is called Indoor-Outdoor/Heat source transmission line.
Page 86
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-3-4. Power supply to LM-AP 1-phase 208-230VAC power supply is needed. The power supply unit PAC-SC51KUA is not necessary when connecting only the LM-AP. Yet, make sure to change the power supply changeover connector CN41 to CN40 on the LM-AP. 11-3-5.
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-4. Address setting 11-4-1. Switch operation In order to constitute CITY MULTI in a complete system, switch Rotary switch operation for setting the unit address No. and connection No. is Branch Unit address No. setting required.
Page 88
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-4-2. Rule of setting address Unit Address setting Example Note Use the most recent address within the same group of indoor units. Make the indoor units address connected to the BC controller (Sub) larger than the indoor Indoor unit units address connected to the BC controller (Main).
Page 89
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-4-3. System examples Factory setting Original switch setting of the outdoors, indoors, controllers, LM-AP, and BM ADAPTER at shipment is as follows. Outdoor unit : Address: 00, CN41: ON (Jumper), DipSW5-1: OFF Indoor unit : Address: 00 ME remote controller : Address: 101...
Page 95
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-4-3-8. LM-AP LM-AP can transmit for max. 50 indoor units; If system controller (SC) is used, DipSW1-2 at LM-AP and DipSW5-1 at Outdoor unit should set to "ON". Change Jumper from CN41 to CN40 to activate power supply to LM-AP itself for those LM-AP connected without system controller (SC).
Page 96
11. M-NET CONTROL Hyper Heating Inverter Y-Series 11-4-3-9. BACnet ® EW-50A (AE-200A) can control up to 50 units/groups (including Lossnay). ® ® *To use the BACnet function on EW-50A (AE-200A), BACnet license registration is required. EW-50A(01) <Two outdoor units> <One outdoor unit> CN40 CN41 LAN2...
The maximum operation pressure of R410A air conditioner is 4.30 MPa [623psi]. The refrigerant piping should ensure the safety under the maximum operation pressure. MITSUBISHI ELECTRIC recommends pipe size as Table1, or You shall follow the local industrial standard. Pipes of radical thickness 0.7mm or less shall not be used.
Page 98
12. PIPING DESIGN Hyper Heating Inverter Y-Series Procedures for installing the branched pipes Refer to the instructions that came with the branched pipe kit (separately sold) for details. [1] Branches on the indoor-unit side ■Joint To indoor unit (branched pipe) To outdoor unit or heat source unit Horizontal installation Be careful on return oil.
12. PIPING DESIGN Hyper Heating Inverter Y-Series 12-2. Piping Design Rule for piping size selection Header 1st Joint Capped Joint IU: Indoor unit , OU: Outdoor unit 1. Selecting joints Select joints from Table 4-1 [Selection criteria for joints] based on the total capacity of indoor units on the downstream side. When selecting the first joint for the system to which the outdoor unit listed in Table 4-2 [See the table below for the first joint of the outdoor unit described below.] is connected, select the first joint from Table 4-2.
Page 100
12. PIPING DESIGN Hyper Heating Inverter Y-Series 12-2-1. PUHY-HP72-120TNU/YNU Piping Note1. No joint after Header; Piping direct to Indoor Unit from Header; Note2. As bents cause pressure loss on transportation of refrigerant, fewer bents design is better; Piping length needs to consider the actual length and equivalent length which bents are counted. Equivalent piping length (m)=Actual piping length+"M"...
Page 101
12. PIPING DESIGN Hyper Heating Inverter Y-Series 12-2-2. PUHY-HP144-240TSNU/YSNU Piping Note1. No joint after Header; Piping direct to Indoor Unit from Header; Note2. As bents cause pressure loss on transportation of refrigerant, fewer bents design is better; Piping length needs to consider the actual length and equivalent length which bents are counted. Equivalent piping length (m)=Actual piping length+"M"...
12. PIPING DESIGN Hyper Heating Inverter Y-Series 12-3. Refrigerant charging calculation At the time of shipping, the outdoor unit is charged with the refrigerant. As this charge does not include the amount needed for extended piping, additional charging for each refrigerant line will be required on site. In order that future servicing may be properly provided, always keep a record of the size and length of each refrigerant line and the amount of additional charge by writing it in the space provided on the outdoor unit.
Page 103
12. PIPING DESIGN Hyper Heating Inverter Y-Series Units "ft" and "oz" <Formula> • When the piping length from the outdoor unit to the farthest indoor unit is 30.5 m (100 ft) or shorter Amount of ø3/4 total length ø5/8 total length ø1/2 total length ø3/8 total length ø1/4 total length...
Page 104
12. PIPING DESIGN Hyper Heating Inverter Y-Series Example: PUHY-HP120TNU/YNU m [kg] ft. [oz] Indoor 1: P48 40 m 10 m Indoor 1: P48 131ft. 32ft. 2: P36 10 m 2: P36 32ft. 16ft. 3: P15 10 m 3: P15 26ft. 32ft.
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-1. General requirements for installation 13. OUTDOOR INSTALLATION 1. If possible, locate the unit to reduce the direct thermal radiation to the unit. 2. Consider the amount of noise the unit produces when choosing an installation location. Valves and refrigerant flow on the outdoor/heat source unit may generate noise.
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-2. Spacing In case of single installation (1) When all walls are within their height limits*. [mm (in)] * Height limit Front/Right/Left/Rear Same height or lower than the overall height of the unit Required minimum distance [mm (in)] L1 (Front) L2 (Rear)
Page 107
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series In case of collective installation and continuous installation • When installing multiple units, make sure to take into consideration factors such as providing enough space for people to pass through, ample space between blocks of units, and sufficient space for airflow. (The areas marked with [A] in the figures below must be left open.) •...
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-3. Piping direction 13-3-1. Lifting method • Always use two slings to lift up the unit. Each sling must be at least 8 m (26 ft) long and must be able to support the weight of the unit.
Page 109
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-3-2. Installation · Secure the unit with anchor bolts as shown in the figure below so that the unit will not topple over with strong wind or during an earthquake. · Install the unit on a durable base made of such materials as concrete or angle steel. ·...
Page 110
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-3-4. Installation When the pipes and/or cables are routed at the bottom of the unit, make sure that the through hole at the base of the unit does not get blocked with the installation base. When the pipes are routed at the bottom of the unit, the base should be at least 100 mm [3-15/16 in.] in height.
Page 111
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-3-6. Twinning on the outdoor unit side • The pipe from multiple outdoor units must be installed so that oil will not accumulate in the pipe under certain conditions. Refer to the figures below for details. * Small dots in the figures indicate branching points.
Page 112
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series <PUHY-HP144, 192, 240TSNU/YSNU> Outdoor unit 1 Outdoor unit 2 twinning pipe To Indoor unit 200mm [7-7/8 in.] max. 13-3-7. Twinning on the outdoor unit side See the following drawing for connecting the pipes between the outdoor units. <In case of 2units combination>...
13. OUTDOOR INSTALLATION Hyper Heating Inverter Y-Series 13-4. Weather countermeasure In cold and/or snowy areas, sufficient countermeasures to wind and snow damages should be taken for operating unit in normal and good condition in winter time. Surround the units with snow nets or fences to protect them from snow. Even in the other areas, full consideration is required for installation of unit in order to prevent abnormal operations caused by wind or snow.
Page 115
CONTENTS Installation information Installation information I.Installation information 1. Installation information ..........................2 1-1. General precautions ........................2 1-2. Precautions for Indoor unit and BC controller .................. 4 1-3. Precautions for outdoor unit/heat source unit .................. 5 1-4. Precautions for control-related items ....................6 MEES20K084...
1. Installation information Installation information I.Installation information 1. In stallation information * Refer to the enclosed Installation Manual for details on installation. Arrange to have an expert install the system correctly. 1-1. General precautions 1-1-1. Usage The air-conditioning system described in this DATA BOOK is designed for human comfort. This product is not designed to assist in the preservation of food, provide conditions to maintain plants or animals, or stabilize environments for the preservation of precision equipment or art objects.
Page 117
Ensure that there is enough space around each unit. 1-1-7. Optional accessories Only use accessories recommended by Mitsubishi Electric. Consult your local distributor or a qualified technician when installing them. Improper installation by an unqualified person may result in water leakage, power leakage, system breakdown, or fire.
1. Installation information Installation information 1-2. Precautions for Indoor unit and BC controller 1-2-1. Operating environment The refrigerant (R410A) used in the air conditioner is non-toxic and nonflammable. However, if the refrigerant leaks, the oxygen level may drop to harmful levels. If the air conditioner is installed in a small room, measures must be taken to prevent the refrigerant concentration from exceeding the safety limit even if the refrigerant leaks.
Page 119
1. Installation information Installation information 1-3. Precautions for outdoor unit/heat source unit 1-3-1. Installation environment The outdoor unit with the salt-resistant specification is recommended for use in an area in which it will be exposed to salt air. Even when the unit with the salt-resistant specification is used, it is not completely protected against corrosion. Be sure to follow the directions or precautions described in the Instruction Book and Installation Manual for installation and maintenance.
1. Installation information Installation information 1-4. Precautions for control-related items 1-4-1. Product specification To introduce the MELANS system, a consultation with us is required in advance. Especially to introduce the electricity charge-apportioning function or energy save function, further detailed consultation is required. Consult your local distributor for details.
Page 121
CAUTION FOR REFRIGERANT LEAKAGE I.CAUTION FOR REFRIGERANT LEAKAGE 1. Caution for refrigerant leakage ........................Ub-1-2 1-1. Refrigerant property ..........................Ub-1-2 1-2. Confirm the Critical concentration and take countermeasure ..............Ub-1-2 Ub-1- 1 MEES16K100...
Page 122
Note 1. Countermeasure 3 should be done in a proper way in which the fresh air supply shall be on whenever the leakage happens. Note 2. In principle, MITSUBISHI ELECTRIC requires proper piping design, installation and air-tight testing after installation to avoid leakage happening.
Page 123
- Doing so may cause the unit or pipes to burst, or result in explosion or fire during use, repair, or at the time of disposal of the unit. - It may also be in violation of applicable laws. - MITSUBISHI ELECTRIC CORPORATION cannot be held responsible for malfunctions or accidents resulting from the use of the wrong type of refrigerant.