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Panasonic WH-MDC12G6E5 Service Manual
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Panasonic WH-MDC12G6E5 Service Manual

(mono bloc) air-to-water heatpump system
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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to
service or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit.
WARNING
PRECAUTION OF LOW TEMPERATURE
Order No: PAPAMY1505101CE
Mono bloc Unit
WH-MDC12G6E5
WH-MDC16G6E5
Destination
Europe
Turkey
© Panasonic Corporation 2015.

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Summary of Contents for Panasonic WH-MDC12G6E5

  • Page 1 PRECAUTION OF LOW TEMPERATURE In order to avoid frostbite, be assured of no refrigerant leakage during the installation or repairing of refrigerant circuit. © Panasonic Corporation 2015.

  • Page 2: Safety Precautions

    1. Safety Precautions  Read the following “SAFETY PRECAUTIONS” carefully before installation of (Mono bloc) Air-to-Water Heat pump system (hereafter referred to as “Mono bloc unit”).  Electrical works and water installation works must be done by licensed electrician and licensed water system installer respectively.
  • Page 3 WARNING This equipment is strongly recommended to be installed with Residual Current Device (RCD) on-site according to the respective national wiring rules or country-specific safety measures in terms of residual current. The unit is only for use in a closed water system. Utilization in an open water system may lead to excessive corrosion of the water piping and risk of incubating bacteria colonies, particularly Legionella, in water.
  • Page 4 WH-MDC16G6E5 Item Unit Refrigerant System Performance Test Condition EN 14511 Condition (Ambient/Water) A35W7 12.20 Cooling Capacity BTU/h 41600 kcal/h 10490 2.56 kcal/hW 2.20 Condition (Ambient/Water) A7W35 A2W35 16.00 13.00 Heating Capacity BTU/h 54600 44300 kcal/h 13760 11180 4.28 3.28 kcal/hW 3.68 2.82 Cooling: 97.8 (3450)
  • Page 5 Item Unit Mono Bloc Unit Starting Current 22.0 Cooling: 22.0 Cooling: - Running Current Heating: 17.3 Heating: 18.3 Maximum Current For Mono Bloc Unit 26.0 Cooling: 94 Cooling: - Power Factor Heating: 94 Heating: 94 Power factor means total figure of compressor and outdoor fan motor. Number of core Power Cord Length...
  • Page 6 3. Features  Inverter Technology - Energy saving  High Efficiency  Compact Design  Environment Protection - Non-ozone depletion substances refrigerant (R410A)  Easy to use remote control  Weekly Timer setting  Quality Improvement - Random auto restart after power failure for safety restart operation - Gas leakage protection - Prevent compressor reverse cycle - Inner protector to protect compressor...

  • Page 7: Location Of Controls And Components

    4. Location of Controls and Components Mono Bloc Unit Air inlet (rear) Top Plate Air inlet (side) Cabinet Front Plate Air outlet Handle (2 pieces front and 2 pieces behind)
  • Page 8 4.1.1 Main Components (VIEW WITHOUT COVER) DETAIL A View without cabinet top plate Optional cord / cable :- • Power Supply 1 2-way valve cable (3 × min 0.5mm²) • Power Supply 2 3-way Valve cable (3 × min 0.5mm²) Type •...
  • Page 9 5. Dimensions Mono Bloc Unit <Top View> (579) <Front View> <Side View> <Side View> 1283 (30) 318.5 <Back View> Unit: mm 83.5...

  • Page 10: Refrigeration And Water Cycle Diagram

    6. Refrigeration and Water Cycle Diagram Outdoor Side Mono bloc Unit Water Pressure Gauge Expansion Vessel Water Capillary Flow Expansion Liquid Side Tube Switch Valve Strainer Strainer (3-Way Valve) Water Inlet (Connect Receiver Water Pipe Pump Sanitary Temp. Tank) Sensor Pipe Temp.

  • Page 11: Wiring Connection Diagram

    8. Wiring Connection Diagram...

  • Page 13: How To Adjust Water Flow Rate

    Before adjust the water flow rate, make sure that the total water volume in the installation is 50 litres minimum for heating side. The default setting is SPEED 3 (Only for WH-MDC12G6E5) and SPEED 5 for WH-MDC16G6E5. Please ensure the minimum flow rate is not less than 13 l/min and not more than 50 l/min.
  • Page 14 18.1.2 WH-MDC16G6E5 Heating Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 7°C (DBT), 6°C (WBT) Indoor water inlet temperature : 30°C Indoor water outlet temperature : 35°C 17.500 16.000 14.500 13.000 11.500 10.000 Outdoor Temperature (°C) 6.000 5.000 4.000 3.000...
  • Page 15 Cooling Characteristics at Different Outdoor Air Temperature Condition Outdoor air temperature : 35°C (DBT), -°C (WBT) Indoor water inlet temperature : 12°C Indoor water outlet temperature : 7°C 16.000 14.000 12.000 10.000 8.000 6.000 Outdoor Temperature (°C) 6.000 5.000 4.000 3.000 2.000 1.000...

  • Page 16: Heating Capacity Table

    18.2 Heating Capacity Table 18.2.1 WH-MDC12G6E5 Water Out (°C) Input Input Input Input Input Outdoor Capacity Capacity Capacity Capacity Capacity Power Power Power Power Power Air (°C) 9300 3460 8900 3620 8500 3790 8100 3950 7000 4100 10400 3370 10000...

  • Page 17: Cooling Capacity Table

    18.3 Cooling Capacity Table 18.3.1 WH-MDC12G6E5 Water Out (°C) Capacity Input Power Capacity Input Power Capacity Input Power °C 7860 1180 13150 2050 10000 1730 12080 2900 15700 3050 10000 1970 10000 3560 12000 3670 10000 2150 7800 3800 11100...

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Wh-mdc16g6e5

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