Mitsubishi Electric CITY MULTI Y Series Data Book
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Mitsubishi Electric CITY MULTI Y Series Data Book

Mitsubishi Electric CITY MULTI Y Series Data Book

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AIR CONDITIONING SYSTEMS
MODEL
PUHY-M200-500YNW-A1(-BS)
PUHY-EM200-500YNW-A1(-BS)

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Summary of Contents for Mitsubishi Electric CITY MULTI Y Series

  • Page 1 AIR CONDITIONING SYSTEMS MODEL PUHY-M200-500YNW-A1(-BS) PUHY-EM200-500YNW-A1(-BS)

  • Page 2: General Line-Up

    GENERAL LINE-UP GENERAL LINE-UP I.GENERAL LINE-UP Heat Pump Y-Series PUHY-M200YNW-A1(-BS) PUHY-M250YNW-A1(-BS) PUHY-M350YNW-A1(-BS) PUHY-M400YNW-A1(-BS) PUHY-M300YNW-A1(-BS) PUHY-M450YNW-A1(-BS) 8, 10, 12HP 14, 16, 18HP PUHY-M500YNW-A1(-BS) 20HP Heat Pump High efficiency Y-Series PUHY-EM200YNW-A1(-BS) PUHY-EM250YNW-A1(-BS) PUHY-EM350YNW-A1(-BS) PUHY-EM400YNW-A1(-BS) PUHY-EM300YNW-A1(-BS) PUHY-EM450YNW-A1(-BS) 14, 16, 18HP 8, 10, 12HP PUHY-EM500YNW-A1(-BS) 20HP MEES24K017...

  • Page 3: Table Of Contents

    CONTENTS Y-Series PUHY-M-YNW-A1, PUHY-EM-YNW-A1 I.Y-Series 1. SPECIFICATIONS ............................ 2 2. EXTERNAL DIMENSIONS ........................16 3. CENTER OF GRAVITY ..........................28 4. ELECTRICAL WIRING DIAGRAMS ......................30 5. SOUND LEVELS ............................33 5-1. Sound levels in cooling mode ......................33 5-2. Sound levels in heating mode......................39 6.

  • Page 4: Specifications

    Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 5 Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 6 Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 7 Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 8 Inverter-control, Direct-driven by motor Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 11.8 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 9 Inverter-control, Direct-driven by motor Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 12.9 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 10 Inverter-control, Direct-driven by motor Motor output 0.92 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 13.5 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 11 Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 12 Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 13 Motor output 0.92 x 1 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 14 Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 15 Inverter-control, Direct-driven by motor Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 10.7 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 16 Inverter-control, Direct-driven by motor Motor output 0.46 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 12.6 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...
  • Page 17 Inverter-control, Direct-driven by motor Motor output 0.92 x 2 *4 External static press. 0 Pa (0 mmH Compressor Type Inverter scroll hermetic compressor Manufacture AC&R Works, MITSUBISHI ELECTRIC CORPORATION Starting method Inverter Motor output 12.9 Case heater Lubricant MEL46EH External finish Pre-coated galvanized steel sheets (+powder coating for -BS type) <MUNSELL 5Y 8/1 or similar>...

  • Page 18: External Dimensions

    2. EXTERNAL DIMENSIONS Y-Series 2. EXTERNAL DIMENSIONS PUHY-M200, 250, 300YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 19 2. EXTERNAL DIMENSIONS Y-Series PUHY-M200, 250, 300YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 20 2. EXTERNAL DIMENSIONS Y-Series PUHY-M350, 400, 450YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 21 2. EXTERNAL DIMENSIONS Y-Series PUHY-M350, 400, 450YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 22 2. EXTERNAL DIMENSIONS Y-Series PUHY-M500YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 23 2. EXTERNAL DIMENSIONS Y-Series PUHY-M500YNW-A1(-BS) MEES24K017...
  • Page 24 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM200, 250, 300YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 25 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM200, 250, 300YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 26 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM350, 400, 450YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 27 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM350, 400, 450YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 28 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM500YNW-A1(-BS) Unit: mm MEES24K017...
  • Page 29 2. EXTERNAL DIMENSIONS Y-Series PUHY-EM500YNW-A1(-BS) MEES24K017...

  • Page 30: Center Of Gravity

    3. CENTER OF GRAVITY Y-Series 3. CENTER OF GRAVITY PUHY-M200, 250, 300YNW-A1 (-BS) Unit: mm Model PUHY-M200YNW-A1(-BS) PUHY-M250YNW-A1(-BS) PUHY-M300YNW-A1(-BS) PUHY-M350, 400, 450YNW-A1 (-BS) 1240 Unit: mm Model PUHY-M350YNW-A1(-BS) PUHY-M400YNW-A1(-BS) PUHY-M450YNW-A1(-BS) 1060 PUHY-M500YNW-A1 (-BS) 1750 Unit: mm Model PUHY-M500YNW-A1(-BS) MEES24K017...
  • Page 31 3. CENTER OF GRAVITY Y-Series PUHY-EM200, 250, 300YNW-A1 (-BS) Unit: mm Model PUHY-EM200YNW-A1(-BS) PUHY-EM250YNW-A1(-BS) PUHY-EM300YNW-A1(-BS) PUHY-EM350, 400, 450YNW-A1 (-BS) 1240 Unit: mm Model PUHY-EM350YNW-A1(-BS) PUHY-EM400YNW-A1(-BS) PUHY-EM450YNW-A1(-BS) 1060 PUHY-EM500YNW-A1 (-BS) 1750 Unit: mm Model PUHY-EM500YNW-A1(-BS) MEES24K017...

  • Page 32: Electrical Wiring Diagrams

    4. ELECTRICAL WIRING DIAGRAMS Y-Series 4. ELECTRICAL WIRING DIAGRAMS PUHY-(E)M200, 250, 300YNW-A1(-BS) MEES24K017...
  • Page 33 4. ELECTRICAL WIRING DIAGRAMS Y-Series PUHY-(E)M350, 400, 450YNW-A1(-BS) MEES24K017...
  • Page 34 4. ELECTRICAL WIRING DIAGRAMS Y-Series PUHY-(E)M500YNW-A1(-BS) MEES24K017...

  • Page 35: Sound Levels

    5. SOUND LEVELS Y-Series 5-1. Sound levels in cooling mode 5. SOUND LEVELS Sound level of PUHY-M300YNW-A1(-BS) Measurement condition PUHY-M200, 250, 300YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard...
  • Page 36 5. SOUND LEVELS Y-Series Sound level of PUHY-M450YNW-A1(-BS) Measurement condition PUHY-M350, 400, 450YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 74.5 64.0 66.5 65.0 59.5 55.0 49.5 45.0 65.5...
  • Page 37 5. SOUND LEVELS Y-Series Measurement condition PUHY-M500YNW-A1(-BS) Measurement location Sound level of PUHY-M500YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 78.5 66.5 65.5 62.0 56.0 53.0 49.5 43.5 63.5...
  • Page 38 5. SOUND LEVELS Y-Series Sound level of PUHY-EM300YNW-A1(-BS) Measurement condition PUHY-EM200, 250, 300YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 76.0 62.5 63.0 60.0 54.0 49.5 44.5 40.0 61.0...
  • Page 39 5. SOUND LEVELS Y-Series Sound level of PUHY-EM450YNW-A1(-BS) Measurement condition PUHY-EM350, 400, 450YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 74.0 64.0 66.5 65.0 59.5 55.0 49.5 45.5 65.5...
  • Page 40 5. SOUND LEVELS Y-Series Measurement condition PUHY-EM500YNW-A1(-BS) Measurement location Sound level of PUHY-EM500YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 78.0 66.5 65.5 62.0 56.0 53.0 49.5 43.5 63.5...

  • Page 41: Sound Levels In Heating Mode

    5. SOUND LEVELS Y-Series 5-2. Sound levels in heating mode Sound level of PUHY-M300YNW-A1(-BS) Measurement condition PUHY-M200, 250, 300YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 75.0 68.5 65.5 63.0 57.5 54.0...
  • Page 42 5. SOUND LEVELS Y-Series Sound level of PUHY-M450YNW-A1(-BS) Measurement condition PUHY-M350, 400, 450YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 84.0 71.5 70.0 68.5 62.0 60.0 56.5 51.0 69.5...
  • Page 43 5. SOUND LEVELS Y-Series Measurement condition PUHY-M500YNW-A1(-BS) Measurement location Sound level of PUHY-M500YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 75.0 65.5 67.5 65.0 59.0 57.0 53.0 49.5 66.5...
  • Page 44 5. SOUND LEVELS Y-Series Sound level of PUHY-EM300YNW-A1(-BS) Measurement condition PUHY-EM200, 250, 300YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 75.5 68.5 66.0 63.0 58.0 54.0 50.0 47.5 64.5...
  • Page 45 5. SOUND LEVELS Y-Series Sound level of PUHY-EM450YNW-A1(-BS) Measurement condition PUHY-EM350, 400, 450YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 Measurement location NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 84.0 71.5 70.0 68.5 62.0 60.0 56.5 51.0 69.5...
  • Page 46 5. SOUND LEVELS Y-Series Measurement condition PUHY-EM500YNW-A1(-BS) Measurement location Sound level of PUHY-EM500YNW-A1(-BS) Stand 50/60Hz 50/60Hz NC-70 NC-60 NC-50 NC-40 NC-30 Approximate minimum audible limit on NC-20 continuous noise Octave band central frequency (Hz) dB(A) Standard 50/60Hz 75.0 65.5 67.5 65.0 59.0 57.0 53.0 49.5 66.5...

  • Page 47: Vibration Level

    6. VIBRATION LEVEL Y-Series [PUHY-M200-500YNW, PUHY-EM200-500YNW] 6. VIBRATION LEVEL 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 4-wire 380-400-415 V 50/60 Hz Operation condition: JIS condition (cooling, heating) Measurement device: Vibration level meter for vibration pollution VM-1220C (JIS-compliant product) Service panel side...

  • Page 48: Operation Temperature Range

    7. OPERATION TEMPERATURE RANGE Y-Series 7. OPERATION TEMPERATURE RANGE Cooling only Range for continuous operation Continuous operation not recommended Outdoor temperature Heating only Continuous operation not recommended Range for continuous operation Continuous operation not recommended Outdoor temperature MEES24K017...

  • Page 49: Capacity Tables

    8. CAPACITY TABLES 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 8-5. Show the actual correction data of indoor and outdoor units. MEES24K017...

  • Page 50: Correction By Temperature

    8. CAPACITY TABLES Y-Series 8-1. Correction by temperature HYBRID 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 PUHY- M200YNW-A1 M250YNW-A1...
  • Page 51 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M200YNW-A1 M250YNW-A1 Nominal To be used to correct indoor unit capacity only 25.0 31.5 Heating 85,300 107,500 Capacity BTU/h Input 5.70 8.18 PUHY- EM200YNW-A1 EM250YNW-A1 Nominal 25.0 31.5 Heating 85,300 107,500 Capacity BTU/h Input...
  • Page 52 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M300YNW-A1 M350YNW-A1 Nominal To be used to correct indoor unit capacity only 33.5 40.0 Cooling 114,300 136,500 Capacity BTU/h Input 9.85 12.15 PUHY- EM300YNW-A1 EM350YNW-A1 Nominal 33.5 40.0 Cooling 114,300 136,500 Capacity BTU/h Input...
  • Page 53 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M300YNW-A1 M350YNW-A1 Nominal To be used to correct indoor unit capacity only 37.5 45.0 Heating 128,000 153,500 Capacity BTU/h Input 9.66 12.16 PUHY- EM300YNW-A1 EM350YNW-A1 Nominal 37.5 45.0 Heating 128,000 153,500 Capacity BTU/h Input...
  • Page 54 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M400YNW-A1 M450YNW-A1 M500YNW-A1 Nominal To be used to correct indoor unit capacity only 45.0 50.0 56.0 Cooling 153,500 170,600 191,100 Capacity BTU/h Input 14.65 14.70 17.72 PUHY- EM400YNW-A1 EM450YNW-A1 EM500YNW-A1 Nominal 45.0 50.0 56.0...
  • Page 55 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M400YNW-A1 M450YNW-A1 M500YNW-A1 Nominal To be used to correct indoor unit capacity only 50.0 56.0 63.0 Heating 170,600 191,100 215,000 Capacity BTU/h Input 13.69 16.00 17.07 PUHY- EM400YNW-A1 EM450YNW-A1 EM500YNW-A1 Nominal 50.0 56.0 63.0...
  • Page 56 8. CAPACITY TABLES Y-Series Correction by temperature (Capacity Priority Mode for heating) HYBRID 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 capacity priority mode, DipSW 6-2 must be set to ON.
  • Page 57 8. CAPACITY TABLES Y-Series Capacity Priority Mode Indoor unit temperature correction PUHY- M200YNW-A1 M250YNW-A1 To be used to correct indoor unit capacity only Nominal 25.0 31.5 Heating 85,300 107,500 Capacity BTU/h Input 5.70 8.18 PUHY- EM200YNW-A1 EM250YNW-A1 Nominal 25.0 31.5 Heating 85,300 107,500...
  • Page 58 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M300YNW-A1 M350YNW-A1 Nominal To be used to correct indoor unit capacity only 33.5 40.0 Cooling 114,300 136,500 Capacity BTU/h Input 9.85 12.15 PUHY- EM300YNW-A1 EM350YNW-A1 Nominal 33.5 40.0 Cooling 114,300 136,500 Capacity BTU/h Input...
  • Page 59 8. CAPACITY TABLES Y-Series Capacity Priority Mode Indoor unit temperature correction PUHY- M300YNW-A1 M350YNW-A1 To be used to correct indoor unit capacity only Nominal 37.5 45.0 Heating 128,000 153,500 BTU/h Capacity Input 9.66 12.16 PUHY- EM300YNW-A1 EM350YNW-A1 Nominal 37.5 45.0 Heating 128,000 153,500...
  • Page 60 8. CAPACITY TABLES Y-Series Indoor unit temperature correction PUHY- M400YNW-A1 M450YNW-A1 M500YNW-A1 Nominal To be used to correct indoor unit capacity only 45.0 50.0 56.0 Cooling 153,500 170,600 191,100 Capacity BTU/h Input 14.65 14.70 17.72 PUHY- EM400YNW-A1 EM450YNW-A1 EM500YNW-A1 Nominal 45.0 50.0 56.0...
  • Page 61 8. CAPACITY TABLES Y-Series Capacity Priority Mode Indoor unit temperature correction PUHY- M400YNW-A1 M450YNW-A1 M500YNW-A1 To be used to correct indoor unit capacity only Nominal 50.0 56.0 63.0 Heating 170,600 191,100 215,000 BTU/h Capacity Input 13.69 16.00 17.07 PUHY- EM400YNW-A1 EM450YNW-A1 EM500YNW-A1 Nominal...

  • Page 62: Correction By Total Indoor

    8. CAPACITY TABLES Y-Series 8-2. Correction by total indoor HYBRID CITY MULTI system has different capacities and inputs when many combinations of indoor units with different total ca- pacities are connected. Using following tables, the maximum capacity can be found to ensure the system is installed with enough capacity for a particular application.
  • Page 63 8. CAPACITY TABLES Y-Series PUHY-M300YNW-A1 PUHY-(E)M300YNW-A1 Nominal 33.5 Cooling BTU/h 114,300 Capacity Input 9.85 PUHY-M300YNW-A1 Nominal 37.5 Heating BTU/h 128,000 Capacity Input 9.66 PUHY-EM300YNW-A1 Nominal 33.5 Cooling BTU/h 114,300 Capacity Input 8.48 PUHY-EM300YNW-A1 Nominal 37.5 Heating BTU/h 128,000 Capacity Input 9.30 Cooling Heating...
  • Page 64 8. CAPACITY TABLES Y-Series PUHY-M400YNW-A1 PUHY-(E)M400YNW-A1 Nominal 45.0 Cooling BTU/h 153,500 Capacity Input 14.65 PUHY-M400YNW-A1 Nominal 50.0 Heating BTU/h 170,600 Capacity Input 13.69 PUHY-EM400YNW-A1 Nominal 45.0 Cooling BTU/h 153,500 Capacity Input 12.82 PUHY-EM400YNW-A1 Nominal 50.0 Heating BTU/h 170,600 Capacity Input 13.40 Cooling Heating...
  • Page 65 8. CAPACITY TABLES Y-Series PUHY-M500YNW-A1 PUHY-(E)M500YNW-A1 Nominal 56.0 Cooling BTU/h 191,100 Capacity Input 17.72 PUHY-M500YNW-A1 Nominal 63.0 Heating BTU/h 215,000 Capacity Input 17.07 PUHY-EM500YNW-A1 Nominal 56.0 Cooling BTU/h 191,100 Capacity Input 17.07 PUHY-EM500YNW-A1 Nominal 63.0 Heating BTU/h 215,000 Capacity Input 16.75 Cooling Heating...

  • Page 66: Correction By Refrigerant Piping Length

    8. CAPACITY TABLES Y-Series 8-3. Correction by refrigerant piping length A decrease in cooling/heating capacity will occur due to piping length increase. Using the following correction factors according to the equivalent length of the piping shown at 8-3-1 and 8-3-2 the capacity can be calculated. 8-3-3 shows how to obtain the equiv- alent length of piping.
  • Page 67 8. CAPACITY TABLES Y-Series PUHY-(E)M400YNW-A1(-BS) PUHY-(E)M400YNW-A1(-BS) Total capacity of indoor unit 0.95 0.98 0.90 0.96 0.85 0.80 0.94 0.75 0.92 0.70 0.65 0.90 Hydro unit to outdoor unit refrigerant piping equivalent length (m) Water piping equivalent length to farthest indoor unit (m) PUHY-(E)M450YNW-A1(-BS) PUHY-(E)M450YNW-A1(-BS) Total capacity of indoor unit...
  • Page 68 8. CAPACITY TABLES Y-Series 8-3-2. Heating capacity correction PUHY-(E)M200, 250YNW-A1(-BS) PUHY-(E)M200, 250YNW-A1(-BS) 1.00 1.00 0.98 0.96 0.90 0.94 0.92 0.80 0.90 Water piping equivalent length to farthest indoor unit (m) Hydro unit to outdoor unit refrigerant piping equivalent length (m) PUHY-(E)M300, 350, 400, 450YNW-A1(-BS) PUHY-(E)M300, 350, 400, 450YNW-A1(-BS) 1.00...

  • Page 69: Correction At Frost And Defrost

    8. CAPACITY TABLES Y-Series 8-3-3. How to obtain the equivalent piping length Refrigerant pipe 1. PUHY-(E)M200YNW-A1(-BS) Equivalent length = (Actual piping length to the farthest indoor unit) + (0.42 × number of bends in the piping) [m] 2. PUHY-(E)M250YNW-A1(-BS) Equivalent length = (Actual piping length to the farthest indoor unit) + (0.42 × number of bends in the piping) [m] 3.

  • Page 70: Correction By Antifreeze Solution Concentration

    8. CAPACITY TABLES Y-Series 8-5. Correction by antifreeze solution concentration In HYBRID CITY MULTI system, antifreeze solution should be used to prevent the system from freezing. Refer to the following graphs for the capacity correction by antifreeze solution. Refer to 8-5-1 for antifreeze solution concentration, 8-5-2 and 8-5-3 for capacity correction by antifreeze solution concentration.

  • Page 71: Electrical Work

    9. ELECTRICAL WORK Y-Series 9-1. Power supply for Outdoor unit 9. ELECTRICAL WORK 9-1-1. Electrical characteristics of the outdoor unit in cooling mode Symbols: MCA: Max Circuit Amps RLA: Rated Load Amps SC: Starting Current Power Units Compressor RLA (A) (50/60Hz) supply PUHY-M-YNW-A1 Unit Combination...

  • Page 72: Power Cable Specifications

    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-S-Series or equivalent). If no earth leakage breaker is installed, it may cause an electric shock.

  • Page 73: Power Supply Examples

    Non-fuse breaker PUHY-(E)M500YNW-A1 60A 100mA 0.1sec. or less Outdoor unit *1 The Ground-fault interrupter should support Inverter circuit. (e.g. Mitsubishi Electric's NV-S-Series or equivalent). Indoor unit *2 Ground-fault interrupter should combine using of local switch or wiring breaker. System controller *3 It shows data for B-type fuse of the breaker for current leakage.

  • Page 74: M-Net Control

    10. M-NET CONTROL Y-Series 10-1. Address setting 10. M-NET CONTROL 10-1-1. Rule of setting address Unit Address setting Example Note Use the most recent address within the same group of indoor units. Indoor unit 01 ~ 50 The smallest address of indoor unit in same refrigerant system + 50 Assign sequential address numbers to the outdoor units in one refrigerant circuit system.

  • Page 75: Piping Design

    The maximum operation pressure of R32 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 Table 1, or You shall follow the local industrial standard. Pipes of radical thickness 0.7mm or less shall not be used.
  • Page 76 11. PIPING DESIGN Y-Series 11-2. Piping Design 11-2-1. Restrictions on pipe length Outdoor unit Refrigerant piping Water piping Header Hydro unit Capped 1st Joint Joint Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Indoor unit Fig. 11-2-1A Piping scheme Piping length (m [ft.]) Item...
  • Page 77 11. PIPING DESIGN Y-Series 1. Refrigerant and water pipe size (1) Size of hydro unit’s end connection piping Hydro units connectable to outdoor units Standard models High-efficient models Outdoor unit Hydro unit Outdoor unit Hydro unit PUHY-M200 PUHY-EM200 CMH-WM250V-A CMH-WM250V-A PUHY-M250 PUHY-EM250 PUHY-M300...

  • Page 78: Drain Piping Work

    11. PIPING DESIGN Y-Series 11-2-2. Drain piping work 1. Drain piping work • Ensure that the drain piping is downward (sloped gradient of more than 1/100) to the outdoor (discharge) side. If it is impossible to take any downward pitch, use an optionally available drain-up mechanism to obtain a downward pitch of more than 1/100.

  • Page 79: Connecting Water Pipe Work

    11. PIPING DESIGN Y-Series 11-2-3. Connecting water pipe work Please observe the following precautions during installation. 11-2-3-1 Important notes on water pipework installation • The design pressure of the hydro unit water system is 0.8MPa. • Use water pipe-work with a design pressure of at least 0.8MPa. •...
  • Page 80 11. PIPING DESIGN Y-Series (Connecting the pipes using coupling housings) • Connect the pipes as follows when connecting them with coupling housings. The hydro-unit side of the pipe has a groove so that it can be connected to the unit with coupling housings. 1.
  • Page 81 11. PIPING DESIGN Y-Series 11-2-3-2 Water pipe insulation 1. Be sure to add insulation work to water piping by covering water pipework separately with enough thickness heat-resistant polyethylene, so that no gap is observed in the joint between indoor unit and insulating material, and insulating materials themselves.
  • Page 82 11. PIPING DESIGN Y-Series 3. Leakproof the water pipework, valves and drain pipework. Leakproof all the way to, and include pipe ends so that condensation cannot enter the insulated pipework. 4. Apply caulking around the ends of the insulation to prevent condensation getting between the pipework and insulation. 5.
  • Page 83 11. PIPING DESIGN Y-Series 11-3. Refrigerant charging calculation Example ■ Sample calculation Outdoor unit (M300) Outdoor M300 Hydro WM350 A: ø12.7 40 m The length of liquid line is as follows: ø12.7: A = 40 m Hydro unit Therefore, <Calculation example> Additional refrigerant charge = 40 ×...

  • Page 84: 11-4.Water Piping

    11. PIPING DESIGN Y-Series 11-4. Water piping 11-4-1. Precautions for water piping Consider the following when installing a water piping system. 1. Design pressure of the water piping The design pressure of the hydro unit water system is 0.8 MPa. Use a water pipe that is strong enough to withstand the design pressure (0.8 MPa).

  • Page 85: Installation Information

    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 MEES20K082...

  • Page 86: General Precautions

    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 87: Unit Installation

    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.

  • Page 88: Precautions For Indoor Unit And Bc Controller

    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 89: Precautions For Outdoor Unit/Heat Source Unit

    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.

  • Page 90: Precautions For Control-Related Items

    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 91 CONTENTS Safety handling for R32 Safety handling for R32 I.Safety handling for R32 1. Caution for refrigerant leakage ......................... 2 1-1. Refrigerant property ......................... 2 1-2. Confirm the Critical concentration and take countermeasure ............2 2. Installation restrictions ..........................3 2-1.

  • Page 92: Caution For Refrigerant Leakage

    Outdoor units. e.g.Shorten the refrigerant piping as much as possible. Note 1. In principle, MITSUBISHI ELECTRIC requires proper piping design, installation and air-tight testing after installation to avoid leakage happening. In the area should earthquake happen, anti-vibration measures should be fully considered.

  • Page 93: Installation Restrictions

    2. Installation restrictions Safety handling for R32 2. Installation restrictions Observe the following restrictions that apply to the installation of units. 2-1. General restrictions Do not install the unit where combustible gas may leak. - If combustible gas accumulates around the unit, fire or explosion may result. ...
  • Page 94 2. Installation restrictions Safety handling for R32 If the unit needs to be installed in a space where all four sides are blocked, confirm that one of these situations (A, B, or C) is satisfied. Secure sufficient installation space (minimum installation area: Amin). Install the unit in a space with an installation area of Amin or more, corresponding to the refrigerant amount (M).

  • Page 95: Installation At The Inside Of Building (Hydro Unit, Hbc/Bc, Indoor Unit For Vrf)

    2. Installation restrictions Safety handling for R32 2-4. Installation at the inside of building (Hydro unit, HBC/BC, indoor unit for VRF)  Do not place any ignition sources where the unit is installed, such as in machinery rooms, basements, and ceiling space. Examples: Lighters, combustion boilers, and other devices that generate a flame ...
  • Page 96 2. Installation restrictions Safety handling for R32 Shared-ceiling area (room volume = area) Figure 3 HBC/BC Ceiling space Fire-resistive and tightly sealed Room A Room B Room C Room D construction * Since the refrigerant may leak not only from the unit but also to rooms that are not directly connected to the duct (e.g.
  • Page 97 2. Installation restrictions Safety handling for R32 Each room (for 4-way airflow type indoor unit, room volume = area) Figure 6 Ceiling space Refrigerant pipe Fire-resistive and tightly sealed construction Room B Room C Room A Corridor  Calculate the room volume of "each" room where indoor unit is installed. ...

  • Page 98: Installation Flow Chart

    3. Installation flow chart Safety handling for R32 3. Installation flow chart Using the flowchart, make sure the installation restrictions that apply to R32 HVRF/VRF models are met. Even if "Installation OK" is reached in the flowchart, see "Installation chart annex". *This flow chart was created based on IEC60335-2-40 (Edition 6.0) and ISO5149 (2014).
  • Page 99 3. Installation flow chart Safety handling for R32 Small room installation NEXT PAGE Unit is installed in the space where the refrigerant Installation Installation concentration is less than not allowed not allowed 0.16 (kg/m³) when refrigerant <Refrigerant concentration leaks. determination> IEC/GG.10.4/GG.10.5 ISO/part1-A.5.2.2/A.5.2.3 Two safety...
  • Page 100 3. Installation flow chart Safety handling for R32 Small room installation Air-circulation Installation Installation device required by applicable not allowed not allowed regulations is installed. <Circulation requirement> IEC/GG.10.2 ISO/part3-6.2 Unit is Unit is installed in the installed in the Unit is space where the refrigerant space where the refrigerant installed on the ceiling...
  • Page 101 3. Installation flow chart Safety handling for R32 Small room installation Two safety Two safety measures: alarm measures: shut-off Installation Installation and ventilation required by valves and ventilation required not allowed not allowed applicable regulations, are by applicable regulations, are installed additionally.

  • Page 102: Installation Chart Annex

    4. Installation chart annex Safety handling for R32 4-1. Hydro unit/HBC/BC 4. Installation chart annex <Installation example of safety measures> * The alarm shall warn audibly and visibly such as both a loud buzzer and flashing light. * Refer to the installation manual of each unit for installation instructions. (1-1) Machinery room installation (Continuous ventilation) (Continuously) (Continuously)
  • Page 103 4. Installation chart annex Safety handling for R32 (1-7) Small room installation (Shut-off valves) (1-6) Small room installation (Shut-off valves + Ventilation) Unoccupied space not designated a machinery room Unoccupied space not designated a machinery room Supply Supply Shut-off Shut-off Shut-off Shut-off Shut-off...
  • Page 104 4. Installation chart annex Safety handling for R32 (1-13) Small room installation (Circulation + Shut-off valves + Ventilation) (1-12) Small room installation (Circulation + Alarm + Ventilation) Supervised location Supervised location Supervised location Unoccupied space not designated a machinery room Supply Supply Unoccupied space not designated a machinery room...

  • Page 105: Indoor Unit (Vrf)

    4. Installation chart annex Safety handling for R32 4-2. Indoor unit (VRF) <Installation example of safety measures> * The alarm shall warn audibly and visibly such as both a loud buzzer and flashing light. * Refer to the installation manual of each unit for installation instructions. (2-1) Small room installation (No safety measures) (2-2) Small room installation (Alarm) Supervised location...

  • Page 106: Regulatory Requirements List For Safety Measures

    <Mitsubishi Electric requirements> *Note that units may come to an abnormal stop due to pressure error when safety shut-off valves are tripped.
  • Page 107 5. Regulatory requirements list for safety measures Safety handling for R32 <Regulatory requirements for refrigerant leakage detector> Alarm threshold shall be set to be activated before the refrigerant concentration reaches 25% of the LFL. The LFL shall be taken at WCF (Worst Case Formulation) as defined in ISO 817. <IEC/LL.1> <ISO-3/9.4.2> Refrigerant detection system shall make output signal to activate the safety measures within 30 seconds at the refrigerant concentration of 25% of LFL or lower.
  • Page 108 Safety handling for R32 MEES19K155...
  • Page 109 - 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.

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