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Summary of Contents for Mitsubishi Heavy Industries ESA30EH-25
- Page 1 Manual No.'19・HM-T-339 updated ber 11, 2021 TECHNICAL MANUAL AIR TO WATER HEAT PUMP Q-ton Natural refrigerant CO water heater Space heating edition ESA30EH-25...
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Page 2: Table Of Contents
'19 • HM-T-339 CONTENTS ◦ Compatibility ..................... 2 1. GENERAL DESCRIPTION ................3 1.1 Mechanism of CO heat pump for space heating ........3 1.2 CO heat pump for space heating: Operation chart ........4 2. SPECIFICATIONS ..................... 7 2.1 Remote control ................... 7 2.2 Heating performance charcteristics ............ -
Page 3: Compatibility
Compatibility with previous models This model has a heating function added to the previous models, and various functions have been added or changed. This model This model Previous models Previous models Model Model ESA30EH-25 ESA30EH-25 ESA30E-25 ESA30E-25 Function Function Overview Overview... -
Page 4: General Description
'19 • HM-T-339 1. GENERAL DESCRIPTION 1.1 Mechanism of CO heat pump for space heating heater and hot water supply sytem was enabled in NEW MODEL (ESA30-EH). ⑨ ⑭ to be constant. In combination system, heating with hot water supply at the same time is capable with ⑯ switching valve TCCV3. Addition, you can set the temperature setting and the priority of heating or hot water supply with simple operation of remote control. -
Page 5: Co Heat Pump For Space Heating:operation Chart
'19 • HM-T-339 1.2 CO heat pump for space heating:Operation chart (1) Operation pattern of CO heat pump water heater (for hot water) This heat pump water heater is operated with the target hot water amount set at each set time. The typical operation pattern and setting items are explained with following figure. - Page 6 '19 • HM-T-339 (2) Operation pattern of CO heat pump water heater (for heating) This heat pump can be used as space heating system also. The typical operation pattern and setting items are explained with following figure. Different heating mode is available. ①...
- Page 7 '19 • HM-T-339 (3) Operation pattern of CO heat pump water heater (for combination use) This heat pump can be connected to the space heating system and hot water storage tank at the same time. The typical operation pattern and setting are explained with following figure. Setting in case of HW &...
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Page 8: Specifications
'19 • HM-T-339 2. SPECIFICATIONS 2.1 Remote control (1) Remote control for heat pump water heater (Model : RC-Q1EH) NOTE: Please use ESA30EH together with the remote control “RC-Q1EH”. (a) Outline dimensional drawing... - Page 9 '19 • HM-T-339 (b) List of setting functions Setting and display items Detailed contents 1. Remote control network Multiple heat pump water heater control Max. 16 sets of heat pump water heaters in one Superlink network can be connected to one remote control and controlled by it. Heat pump water heaters shall be set addresses.
- Page 10 '19 • HM-T-339 Setting and display items Detailed contents 5. Administrator settings Adminstrator password is required 1 Enable/Disable setting ●Permission/prohibition setting of following operations can be set. [Run/Pause], [Operation to fill up], [Schedule setting] [Change set temp], [Change amount of top up] 2 Night tariff setting In order to calculate the power consumption in day/night time, the time zone applied night tariff can be set.
- Page 11 '19 • HM-T-339 (c) Setting method of remote control for heat pump water heater [At the initial use] 1) After the completion of installation, check that the feed water is surely supplied to the hot water supply system firstly and then turn the power ON.
- Page 12 '19 • HM-T-339 5) When starting the primary setting of operation, the message of “In Primary operation” [Screen 5-1] is displayed on the TOP screen (Screen 5-1). When completing the primary setting of operation, the heat pump water heater is stopped and the message of “In primary operation”...
- Page 13 '19 • HM-T-339 b) Set the shift temperature +5°C with heating mode “Auto” ① In case of heating mode “Auto”, the heating setting temperature (ThH-1) is determined by the outside air temperature. Set the buttons and tap Set button (Screen ② -1). shift temperature by tapping ▲...
- Page 14 '19 • HM-T-339 ⑤ [Heating temperature setting screen (Screen ③ -5)] is now displayed. Tap the Auto/Manual button to display “Auto” and tap Set button. ⑥ [Heating setting screen (Screen ③ -6)] is again displayed. Set the time at 8:00 with button and tap Set.
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Page 15: Heating Performance Charcteristics
'19 • HM-T-339 2.2 Heating performance characteristics (1) ⊿t=5 degree Q-ton inlet temperature 20° C / Inlet temperature of floor heating panel (RC setting) 25° C Max. heating capacity Min. heating capacity Min. heating capacity Max. heating capacity -25 -20 -15 -10 -5 -25 -20 -15 -10 Outdoor air temperature （... - Page 16 '19 • HM-T-339 (2) ⊿t=10 degree Q-ton inlet temperature 20° C / Inlet temperature of floor heating panel (RC setting) 30° C Max. heating capacity Min. heating capacity Min. heating capacity Max. heating capacity -25 -20 -15 -10 -5 -25 -20 -15 -10 Outdoor air temperature （...
- Page 17 '19 • HM-T-339 (3) ⊿t=15 degree Q-ton inlet temperature 20° C / Inlet temperature of floor heating panel (RC setting) 35° C Max. heating capacity Min. heating capacity Max. heating capacity Min. heating capacity -25 -20 -15 -10 -5 -25 -20 -15 -10 Outdoor air temperature （...
- Page 18 '19 • HM-T-339 Maximum heating capacity at ⊿t=5 degree Minimum heating capacity at ⊿t=5 degree Q-ton inlet temperature / Q-ton inlet temperature / Inlet Outdoor Heating Power Outdoor Heating Power Inlet temperature of floor temperature of floor heating air temperature ˚C capacity kW consumption kW air temperature ˚C...
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Page 19: Control
'19 • HM-T-339 2.3 Control (1) Functional components for refrigerant cycle For functional components other than those listed below, please see the TECHNICAL MANUAL for DHW system. Symbol Name of component Function Details 1 CM1 Inverter scrotary compressor The compressor speed is controlled to maintain nominal heating capacity according to the outdoor air temperature, return water temperature and heating temperature set by remote control. - Page 20 '19 • HM-T-339 (4)-2 Water flow volume control Water flow volume is controlled at a constant flow rate by the mixing valve (TCCV1), and flow meter (FL1) in tem- perature control circuit.When the water flow volume increases, the mixing valve is adjusted to increase the water flow volume to be recirculated.
- Page 21 '19 • HM-T-339 (4)-7 Outline of heating operation Set Nominal target Outdoor temperature Capacity table for space heating heating capacity Target inlet water temp erature (from R/C), Set target gas cooler inlet water temperature Target ⊿t between inlet and outlet water Actual gas cooler Capacityadjustment inlet water temp erature...
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Page 22: Technical Infromation Of European Regulations
“COMMISSION DELEGATED REGULATION (EU) No. 813/2013 of 2 August 2013” Implementing Directive 2009/125/EC of the European Parliament and of the Council with regard to ecodesign require- ments for space heaters and combination heaters (c) Target Model Heat Pump Combination Heater ESA30EH-25 GXM-R-500 × 2 Hot Water Storage Tank GX-1000-RB... - Page 23 '19 • HM-T-339 (d) Specification of the apparatus 1) The name and address of the supplier Manufacture’s name and address MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. 2-3, Marunouchi 3-chome, Chiyoda-ku, Tokyo, 100-8332, Japan http://www.mhi-mth.co.jp Branch name and address MITSUBISHI HEAVY INDUSTRIES AIR-CONDITIONING EUROPE, LTD.
- Page 24 The appliance is with an outdoor unit and indoor unit. The outdoor unit is an air/water heat pumps including electrical- ly driven compressor. The indoor unit is a domestic hot water storage tank and floor heating panel. 2) Technical data of water heater Model name ESA30EH-25 Rated voltage (V) 3N~, 380 / 400 / 415 Rated frequency (Hz)
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Page 25: Application Data
: Strainer (Y-type) 1-2 Component list of space heating system Part name Model General discription ① Heat pump unit ESA30EH-25 For outdoor temperature -25°C. Remote control for heat pump ② RC-Q1EH For setting hot water temperature. water heater (Option part) ③... -
Page 26: Installation Location
'19 • HM-T-339 (2) Installation location See the installation manual for hot water supply. (3) Carrying in and installation of unit See the installation manual for hot water supply. (4) Water piping work 4-1 General description Heat pump unit See the installation manual for hot water supply. 3-way valve 4-2 Water piping work ●... - Page 27 '19 • HM-T-339 7-2 Setting procedure of digital controller TIC1 and TIC2 Digital controller TIC1 and TIC2 adjust the flow rate by controlling the opening of the motor valve (TCCV2) to keep the temperature difference of the floor heating panel between the inlet (ThT-1) and outlet (ThT-2) constant.
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Page 28: Control Setting
'19 • HM- T-339 Heat pump unit PCB TCCV3 smart External input terminal assigned Ex. CNG2 Test switch External output terminal assigned "Hea ng opera on output" Ex. CNZ2 ＋ Relay Relay DC24V Setting of pump Power Item Setting Supply －... -
Page 29: Commissioning And Handover
'19 • HM-T-339 (9) Commissioning and handover (1) Before test run [In case of combination system] (a) Be sure to check whether 1MΩ or bigger of insulation resistance can be detected by mea- Change application setting from “DHW” to “Heating”. suring with 500V meggar tester between power terminal and grounding. -
Page 30: The Behavior After Power Recovery
'19 • HM-T-339... -
Page 31: Setting And Operation Models For Space Heating And Configuration Of Master-Slave Units
'19 • HM-T-339 3.2 Setting and operation models for space heating and configuration of master-slave units (1) Introduction to 3 heat pump water heaters are connected as slave units to the master unit. Where two or more heat pump water heaters however, the master unit controls collectively the start and stop of its slave units. - Page 32 '19 • HM-T-339 (3) Component list Part name Model General description ① Heat pump water heater ESA30EH-25 For outdoor air temperature -25°C Remote control for heat pump water ② RC-Q1EH For setting the inlet temperature of the floor heating panel.
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Page 33: External Input And Output
'19 • HM-T-339 3.3 External input and output (1) Additional external input terminal for space heating operation In addition to conventional functions, the output shown in the table below has been added for space heating. Usage ( ★ Factory default) Name Specification Remarks... -
Page 34: Additional 7-Segment Display For Space Heating
'19 • HM-T-339 4. Additional 7-segment display for space heating Data display Code No. Minimum unit Remark Contents Display range 9:(Factory default) Heating only : 0 Number of tank water temperature sensor 1 piece 0 - 9 Combination : actual number Stop heating operation if hot water strage is lower 10:(Factory default) than this value... -
Page 35: Option Part: Modbus Interface
'19 • HM-T-339 5. Option part : Modbus interface (1) Specifications Description INTERFACE KIT Model name RCI-MDQE Operation temperature 0 °C to 40 °C Operation humidity less than 90 % RH, non-condensing Stock temperature -20 °C to +70 °C Stock humidity 40 % RH to 90 % RH, non-condensing Power source DC 18 V (XY Line) - Page 36 '19 • HM-T-339 (4) Installation work Please install in an indoor location that is not exposed to electromagnetic waves, water, dust, or other foreign substances. The operating temperature range of this product is from 0 °C to 40 °C. Install in a location where the ambient temperature remains within the operating temperature range. However, if the operating temperature range is exceeded, be sure to implement corrective measures such as installation of a cooling fan.
- Page 37 '19 • HM-T-339 (5) Outline drawing (Metal box)
- Page 38 AIR TO WATER HEAT PUMP Air-Conditioning & Refrigeration Systems MITSUBISHI HEAVY INDUSTRIES THERMAL SYSTEMS, LTD. 2-3, Marunouchi 3-chome, Chiyoda-ku, Tokyo, 100-8332, Japan 16-5, Konan 2-chome, Minato-ku, Tokyo, 108-8215 Japan http://www.mhi-mth.co.jp/en/ http://www.mhi.co.jp Because of our policy of continuous improvement, we reserve the right to make changes in all specifications without notice.
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