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EN-33

EREBA He

3 - INSTALLATION OF SYSTEM

In this section, the general customer electrical connection is detailed as well as the main

steps of configuration and examples of standard installation:

- Installation with electrical booster heaters

- Installation with and boiler

- Master / Slave installation

Likewise the setpoint configuration with remote user interface is shown as well as the

installation of additional OAT sensor and IAT senor.
To obtain the list of all parameters, refer to §7.Parameter overview.

3.1 - General customer electrical connection on terminal block

Figure 10: Customer electrical connection on terminal block

All customer wiring and devices have to be ﬁeld provided &

connected according to your system conﬁguration.

DI#04- Safety Input Switch

CCN+ WUI CCN+ / B+

Ground CCN

CCN- WUI CCN - / B-

DI#01- O

ﬀ

/On Switch (remote)

DI#02- Mode Cool/Heat (remote
DI#03- Normal/Eco (remote

DO#08- Customized
DO#09- Customized

DI#06- Customized
DI#07- Customized
DI#08- Customized

DI#05- Customized

Ground-Sensor [

]

AI#01- DHW Tank Temperature  Sensor
AI#02- Chiller water System Temperature  Sensor
AI#03- Indoor Air  Temperature(Room  Sensor)
AI#04- Outdoor Air  Temperature  Sensor

DO#06- DHW-V diver

ng valve

DO#07- Electrical Heater EH#1/Boiler-On/O

ﬀ

Neutral

WUI +12V
WUI 0V

DI's#- Ground

K001

Neutral

K002

K003

Func

di1

di2

di3

di4

di6

di7

di8

Param.

DHW_TT

iat_type

CHWST

oat_type

P502

P503

P504

P505

di5

P506

P507

P511

P510

cust_do9

cust_do8

P501

cust_di5

cust_di6

cust_di7

cust_di8

sfsw_typ

P221

P206

1
2
3
4
5
6
7
9

10
11
12
13
13
13
13
14
15
16
17

Polarity

WUI(Remote)

12V

B-

B+

CCN - Unit

18
18
19
20
21
22
23
23
23
24

25
29
32
33
34
35
36
37
38

Valve

Neutral

Addi

onal Pump

Heater
Ground
JBUS +

JBUS Ground
JBUS -

DO#05 - Customized

Triac

230 VAC

RS485

resistance,

Dry contact

Out 12 VAC

Relay

Out 230 VAC

RS485

Relay

Dry contact

K004

P500

cust_do5

Note : See paragraph 7.2 for description of

customized DI/DO configurations

Содержание Ereba He Series

Страница 1: ...Instruction manual 05 2019 10195 Inverter Reversible Air to Water Heat Pumps EREBA He...

Страница 2: ...6 Commissioning modes 32 2 7 Check before start the unit 32 3 INSTALLATION OF SYSTEM 33 3 1 General customer electrical connection on terminal block 33 3 2 First step of configuration Setting the tim...

Страница 3: ...or main pump 69 Table 8 Different control logic for additional pump 69 Table 9 Alarms listing 80 5 MAINTENANCE 75 5 1 Standard maintenance 75 5 2 Tightening torques for the main electrical connections...

Страница 4: ...e 14 Standard installation with DHW production 40 Figure 15 Electrical connection on terminal block for DHW production 41 Figure 16 Standard installation with boiler 44 Figure 17 Electrical connection...

Страница 5: ...floor Heating WUI User Interface Wall mounted User Interface Control Configuration Legend Steps Table Par Designation Description Range Default Ex Unit Numberof parameter Value by Default of parameter...

Страница 6: ...Hot Water Electrical Heater one stage used to backup DHW when condtions are out of heat pump map DHW T Domestic Hot Water Tank Field supplied DHW S Domestic Hot Water Sensor Accessory to mount on top...

Страница 7: ...out a leak tightness check If damage is detected upon receipt and before signature immediately file a claim with the shipping company This appliance can be used by children aged from 8 years and above...

Страница 8: ...by manufacturers We recommend that you consult your appropriate national trade association or the owner of the equipment or components under pressure declaration re qualification retesting etc The cha...

Страница 9: ...serving applicable standards e g during draining operations The unit must be switched off while this is done During any handling maintenance and service operations the qualified technician working on...

Страница 10: ...recovery for recycling regeneration or destruction is at customer charge 7 Periodic leak tests have to be carried out by the customer or by third parties The EU regulation set the periodicity here af...

Страница 11: ...tion parts must be maintained by the personnel in charge to avoid deterioration and injury Faults and leaks must be repaired immediately The authorized technician must have the responsibility to repai...

Страница 12: ...nd oil charging removal and purging devices All these devices are provided with the units Refer to the certified dimensional drawings for the units It is dangerous and illegal to re use disposable non...

Страница 13: ...rvention on the refrigerant circuit the complete refrigerantchargemustberecovered 1 3 Preliminary checks Check equipment received Inspect the unit for damage or missing parts If damage is detected or...

Страница 14: ...L a b c EREBA He A B C D E F G H L masse kg 5_1Ph 908 821 326 350 87 356 466 40 60 57 7_1Ph 908 821 326 350 87 356 466 40 60 69 11_1Ph 908 1363 326 350 169 645 744 43 73 115 15_1Ph 908 1363 326 350 16...

Страница 15: ...nsure the correct air flow on air heat exchanger 1 150 500 1000 1000 150 150 300 300 300 200 1000 300 200 300 1000 0 0 0 2 0 0 5 1 0 0 0 1 200 300 150 200 0 0 3 0 5 1 500 1000 150 1 Anticipate differe...

Страница 16: ...with ISO 4871 with an associated uncertainty of 3dB A Measured in accordance with ISO 9614 1 and certified by Eurovent 3 IndBref20 Pa A weighting DeclareddualnumbernoiseemissionvaluesinaccordancewithI...

Страница 17: ...EN 17 EREBA He 1 INTRODUCTION 1 5 3 Inside view Electrical box 5 7 kW unit 1 Ph 1 11 15 kW unit 1 Ph 11 15 kW unit 3 Ph 1 1 1...

Страница 18: ...ling increasing reliability play the roule of hydraulic separation to improve the control of water flow rate and water temperature in the system and finally increase thermal inertia during defrost and...

Страница 19: ...e Earthquake resistance has not been verified Only use slings at the designated lifting points refer to Figure 2 to offload the unit Before siting the unit check that the permitted loading at the site...

Страница 20: ...Do not tilt a unit more than 15 Never push or lever on any of the enclosure panels of the unit Only the base of the unit frame is designed to withstand such stresses If a unit includes a hydraulic mo...

Страница 21: ...s to prevent the deliberate removal of refrigerant gases Verify the installation of connections Verify the supports and fixing elements materials routing and connection Verify the quality of welds and...

Страница 22: ...are field supplied Charging and removing heat exchange fluids should be done with devices that must be included on the water circuit by the installer Never use the unit heat exchangers to add heat ex...

Страница 23: ...e heat exchange circuit with regard to the design operating pressures The products that may be added for thermal insulation of the containers during the water piping connection procedure must be chemi...

Страница 24: ...uid water or brine Please refer to the examples below Good Bad Bad Good 2 3 4 Maximum water loop volume Units with hydraulic module incorporate an expansion tank that limits the water loop volume The...

Страница 25: ...ature probe e Circulation pump f Plug to unblock the seizing pump g Expansion vessel h Entering water temperature probe Minimum and maximum pressures necessary in the hydraulic circuit for correct ope...

Страница 26: ...ions applicable to each installation site The following is only to be used as a guideline and does not make Manufacturer in any way liable After wire sizing has been completed using the certified dime...

Страница 27: ...protection is the responsibility of the installer and depends on the characteristics and regulations applicable to each installation site The following is only to be used as a guideline and does not...

Страница 28: ...s of the EREBAHe units have been sized to allow the hydraulic modules to cover all possible configurations based on the specific installation conditions i e for various temperature differences between...

Страница 29: ...vent air from the circuit Water flow control procedure 1 When the circuit is cleaned and purged activate the pump in quick test mode 1 and read the pressures at the pressure gauges entering water pres...

Страница 30: ...e the min pump speed to allow closure of flow switch Variable speed pump control on adjustable constant speed and control on T QCK_ TEST 321 Quick Test enable To determine the minimum pump speed in fu...

Страница 31: ...5 10 5 0 0 0 1 0 2 0 3 0 4 0 5 a b c Water flow rate l s Available static pressure kPa EREBA He 7 kW Water flow rate l s Available static pressure kPa a b c 70 75 65 60 55 50 45 40 35 30 25 20 15 10 5...

Страница 32: ...ovided to allow service connection 2 7 Check before start the unit Never be tempted to start the heat pump without reading fully and understanding the operating instructions and without having carried...

Страница 33: ...DO 08 Customized DO 09 Customized DI 06 Customized DI 07 Customized DI 08 Customized DI 05 Customized Ground Sensor AI 01 DHW Tank Temperature Sensor AI 02 Chiller water System Temperature Sensor AI...

Страница 34: ...r interface on the unit it is necessary to use Customer communication bus Proprietary Protocol or Jbus to configure the unit To access the time configuration menu press and hold the Schedule key for 2...

Страница 35: ...nds The password screen is displayed Figure 11 Password screen Enter the password 0120 To change the number press the Up or Down key or To validate each number press the Schedule key To validate the p...

Страница 36: ...4 To exit the parameter menu Press and hold the Occupancy key until the home screen is displayed 3 4 Installation with electrical booster heaters This installation could be composed of EREBA He With...

Страница 37: ...llation Figure 12 Standard installation with electrical booster heaters OAT T Acc Radiators heating only Heating or cooling oor Unit 01 NHC Acc WUI 116 EH2 EH1 Fan Coil Add EXP T EH Boiler A A DUO Hyd...

Страница 38: ...08 Customized DO 09 Customized DI 06 Customized DI 07 Customized DI 08 Customized DI 05 Customized Ground Sensor AI 01 DHW Tank Temperature Sensor AI 02 Chiller water System Temperature Sensor AI 03...

Страница 39: ...Disabled 10 Electrical heat stage 2 11 Electrical heat stage 3 1 to 9 and 12 not used for this configuration 0 to 12 1 10 3 Advanced settings Pump configuration PMP_ CONF 563 Anti sticking function T...

Страница 40: ...STEM 3 5 1 Standard installation Figure 14 Standard installation with DHW production OAT T Acc Unit 01 NHC Acc WUI 116 Radiators heating only OR Heating Cooling oor OR Fan Coil EH3 AB A B DHW V Add EX...

Страница 41: ...EN 41 EREBA He 3 5 2 Electrical connection Figure 15 Electrical connection on terminal block for DHW production 3 INSTALLATION OF SYSTEM...

Страница 42: ...this configuration 1 to 10 0 5 604 Booster OAT Threshold The booster heating is allowed to run if OAT goes below this threshold with 1 K hysteresis 20 0 to 15 0 7 0 2 C 5 Configure DHW Schedule DHW_CO...

Страница 43: ...ill be started each and every day 3 6 Installation with boiler This installation could be composed of EREBA He With integrated hydraulic kit variable speed With Remote User Interface Cooling Mode Heat...

Страница 44: ...LATION OF SYSTEM 3 6 1 Standard installation Figure 16 Standard installation with boiler Radiators heating only Heating or cooling oor Fan Coil OAT T Acc Unit 01 NHC Acc WUI 116 add_pmp Add EXP T De B...

Страница 45: ...Eco remote DO 08 Customized DO 09 Customized DI 06 Customized DI 07 Customized DI 08 Customized DI 05 Customized Ground Sensor AI 01 DHW Tank Temperature Sensor AI 02 Chiller water System Temperature...

Страница 46: ...e or when DHW Mode is active 2 and 4 not used for this configuration 0 to 4 0 Refer to 4 2 10 Pump configuration If Remote user interface or IAT sensor This parameter defines the Additional Pump funct...

Страница 47: ...coils Radiators heating only Heating Cooling oor OR Fan Coil OAT T Acc Unit 01 NHC EH3 AB A B DHW V add_pmp Add EXP T De Coupling Tank A DHW S Acc Acc WU I 12 0 A DUO Hydronic kit A B T Pool heating s...

Страница 48: ...O 07 Neutral Neutral 19 20 21 22 23 23 DO 08 Dry contact 5V DI 04 DI 01 DI 02 DI 03 DI 06 DI 07 DI 08 DI 05 DI 09 DI s Grd 4 5 6 7 9 8 10 11 12 13 13 TB X2 DHW S Sensor DHW Priority pulse Off Peak Poo...

Страница 49: ...r unit fitted with or without remote user interface No user interface on slave units Cooling Mode Heating Mode according unit type Available accessories if ordered Master Slave leaving water temperatu...

Страница 50: ...Standard installation Figure 20 Standard installation with Master Slave example with 3 slaves Acc OAT CHWST Master 01 01 NHC NHC Slave 01 02 NHC Slave 02 03 NHC Slave 03 04 RS 485 T WUI 116 Acc 3 INS...

Страница 51: ...Switch remote DI 02 Mode Cool Heat remote DI 03 Normal Eco remote DO 08 Customized DO 09 Customized DI 06 Customized DI 07 Customized DI 08 Customized DI 05 Customized Ground Sensor AI 01 DHW Tank Tem...

Страница 52: ...1 4 Compressor Control method choice 751 Cascade Type The cascade type configuration refers to the control of master slave operation 0 Starting Master First then first Slave to last Slave Stopping Las...

Страница 53: ...Master unit 2 Individual Water Pump running according to M S Overrall Status Par 229 3 Individual Water Pump stopped if unit is satisfied 0 to 3 2 2 Determine the min pump speed to allow closure of fl...

Страница 54: ...this screen it is possible to access all data of Slave 1 parameter menu To finish the commissioning it is necessary to configure setpoint according to the user interface configuration 3 9 Unit with r...

Страница 55: ...mode Sleep 10 0 to 0 0 0 0 5 C 403 Heat Away Offset Water offset for heating mode when Occupancy mode Away 10 0 to 0 0 5 0 10 C 586 Cool Clim Curv Select Cooling climatic curve select 1 to 2 0 1 407...

Страница 56: ...ver ng valve 14 15 16 17 18 18 19 3 10 2 Control configuration steps Steps Table Par Designation Description Range Default Ex Unit Configure an additional Outdoor air temperature sensor GEN_CONF 511 O...

Страница 57: ...Type 0 No User Interface 1 Remote control by contacts or SUI 2 WUI remotely installed in the house 3 WUI locally installed on the unit 0 to 3 0 2 Even if localWUI Check on WUI screen that the unit is...

Страница 58: ...e outdoor air temperature has no effect on the temperature set by the control The second control method is based on a climatic curve In this case the water temperature is adjusted in response to chang...

Страница 59: ...r all of these three communication methods except when the configuration is described with WUI direct access a WUI control If the unit is fitted with a user interface the mode selection can be done by...

Страница 60: ...possible Solar Input Contact When switch is closed then the unit is not allowed to run in Heating or DHW Mode because hot water is produced from a solar source DHW Request Switch from tank When this...

Страница 61: ...d Climatic Curves depending on OAT climatic curves already preconfigured in the control logic 2 Fixed Water Setpoint using a fixed value for each occupancy mode 3 Custom Climatic Curve depending on OA...

Страница 62: ...Curve Min OAT Max OAT Min Water Temp Max Water Temp Application K1 7 C 20 C 20 C 38 C UFH K2 5 C 20 C 20 C 33 C UFH K3 9 C 20 C 20 C 45 C FCU s K4 8 C 20 C 40 C 50 C FCU s K5 5 C 20 C 40 C 55 C Radiat...

Страница 63: ...t P407 5 to 18 C Cool Sleep Setpoint Cool Sleep Offset P408 0 to 10 C Cool Away Setpoint Cool Away Offset P409 0 to 10 C HEATING WUI Occupancy Water setpoint on WUI direct access Range Water setpoint...

Страница 64: ...0 30 20 10 0 10 20 30 WSP C OAT C Default min max P583 P582 P585 P584 If OAT is invalid the Water Setpoint is equal to the Custom Max Water Temp P585 If OAT is above the current Maximum OAT threshold...

Страница 65: ...nute every 15 minutes at maximum speed If OAT goes below AntiFreezeDeltaSetpoint 1 P517 6 C and EWT or LWT goes below AntiFreezeDeltaSetpoint 1 P517 4 C the pump runs continuously at maximum speed A 1...

Страница 66: ...nsor are part of frost protection If piping trace heaters are used ensure the external heaters do not affect the measurement of these sensors Please note that water freeze protection and home anti fre...

Страница 67: ...g bacteria Legionella will not survive if the temperature is above 50 C The risk of contamination is practically non existent when the water temperature is set to 60 C Water tank protection settings T...

Страница 68: ...tor is started first when system demand decreases capacity the unit with the highest wear factor is stopped first Simultaneously All units are started and stopped at the same time Compressor frequency...

Страница 69: ...Off Off N A N A N A Always On Off On On On N A N A N A According to Space Temp Off According to IAT vs Air Setpoint On On N A N A N A Always On but Off when DHW activated Off On On On N A Off N A Acco...

Страница 70: ...may reduce the air flow across the coil and impair the performance of the unit To remove the frost from the coil the control initiates the defrost cycle when necessary During the defrost cycle the re...

Страница 71: ...10 11 12 13 The Drying Mode will be deactivated after 12 days and the unit will switch to Off Mode Steps Table Par Designation Description Range Default Ex Unit Configure the number of days in drying...

Страница 72: ...LWT P004 EWT P003 B C D A F PMP P084 FLOW_SW P105 V f E A 1 1 tl and lwr_fan only for 11 and 15 kW units 2 P024 and P027 only for 11 and 15 kW units Water side legend Label Description A Water Pump M...

Страница 73: ...ciency Pa 51 Nominal speed rpm 847 Product 11 15 kW Specific ratio 1 002 Relevant information to facilitate the disassembly recycling or removal of the product at the end of the life See Maintenance M...

Страница 74: ...t follow local professional recommendations Regularly check for possible presence of impurities e g silicon grains in the heat exchange fluids These impurities maybe the cause of the wear or corrosion...

Страница 75: ...revention of major time consuming and costly interventions protection of the environment There are five maintenance levels for HVAC units as defined by the AFNOR X60 010 standard NOTE Any deviation or...

Страница 76: ...n garments compliance with all industry regulations compliance with applicable local regulations and using common sense 5 1 3 Level 3 or higher maintenance The maintenance at this level requires speci...

Страница 77: ...y every three months will prevent 2 3 of the corrosion problems 5 4 Water heat exchanger maintenance Check that the insulating foam is intact and securely in place the BPHE and piping electric heaters...

Страница 78: ...29 1734 60 3706 1 674 30 1781 61 3789 0 700 31 1830 62 3874 1 726 32 1880 63 3961 2 752 33 1930 64 4049 3 779 34 1981 65 4138 4 807 35 2034 66 4229 5 835 36 2087 67 4322 6 864 37 2142 68 4416 7 894 38...

Страница 79: ...egend D800 Yellow D801 Yellow D802 Yellow D803 Yellow D804 Yellow D805 Green Previous error SW803 Go off Go on Flash Display 1 Initial display Display 2 SW800 operation Error contents Normal Discharge...

Страница 80: ...er Air Exchanger Temperature TE sensor failure Cpr stop X Error becomes definite after retrying operationfor 4 times 1 Check temp sensor TE 103 12 Inverter Liquid Temperature TL sensor failure Cpr sto...

Страница 81: ...3 Compressor motor control failure 1 Check power supply voltage 2 Overload operation of refrigerating cycle 130 65 Compressor lock Cpr stop X Error becomes definite after retrying operation for 8 tim...

Страница 82: ...ion is correct 92 Wrong unit size for this brand Stop X Automatic when configuration is correct 93 Wrong supply type Stop X Automatic when configuration is correct 94 Wrong mounting type Stop X Automa...

Страница 83: ...sh Superheat Temperature 1 10 K RO RO GENUNIT 016 510CH sh_targ Superheat Target Temp 1 10 K RO RO GENUNIT 017 dc_volt Inverter DC High Voltage V RO RO GENUNIT 018 hv_stat HV Bus Comm Status 0 1 Norma...

Страница 84: ...0 1 Open Close RO RO F PMP_STAT OR INPUT 106 CUST_DI5 Customized DI 5 Status 0 1 Open Close RO RO F INPUT 107 CUST_DI6 Customized DI 6 Status 0 1 Open Close RO RO F INPUT 108 CUST_DI7 Customized DI 7...

Страница 85: ...8 cdu_amp CDU Current mA RO RO Inverter 311 def_ovr Defrost Override 4 to 32 0 DEF_STAT 312 def_dt0m Ref Defrost DeltaT MD 0 to 30 K DEF_STAT 313 DEF_DT0 Ref Defrost DeltaT 0 to 30 K DEF_STAT 314 def_...

Страница 86: ...s setpoint 0 Unit stopped satisfied 1 Minimum allowed frequency 100 Maximum allowed frequency 0 to 100 0 RO RO F AQUASMRT 401 9C92H hwoccstp Heat Home Setpoint Water 20 0 to 60 0 45 1 10 C RW RW WAT_S...

Страница 87: ...lim Pool Heating Limitation 50 to 100 70 RW RW CMP_CONF 560 flui_typ Fluid Type 1 to 2 1 RW RW PMP_CONF 561 pmp_ext External Main Pump Ctrl 0 1 No Yes 0 No RW RW PMP_CONF 562 4FF4H flw_chko Flow Check...

Страница 88: ...9 to 100 100 RW RW DHW_CONF 711 dhw_dow DHW Schedule Days 0000 0000 to 1111 1110 1111 1110 RW RW DHW_CONF 712 dhw_strt DHW Starting Time 00 00 to 23 59 21 00 hh mm RW RW DHW_CONF 713 dhw_stop DHW Stop...

Страница 89: ...p Pool Heating Setpoint 20 to 35 28 1 10 C RW RW POOLCONF 775 pool_dow Pool Heating Schedule 00000000 to 11111110 00000000 RW RW POOLCONF 776 poolstrt Pool Heating Start Time 00 00 to 23 59 10 00 hh m...

Страница 90: ...put 0 2 kWh pulse 14 or 14 Energy Meter Input 0 1 kWh pulse 15 or 15 External Alarm Indication Positive value correspond to Normally Open contact Negative value correspond to Normally Closed contact 5...

Страница 91: ...er Model number Serial number 8 2 Available options and accessories Options Yes No Italcoat coil protection Accessories Yes No Hydraulic Tubes Rubber Cushion Floor heating thermal cut off Backup heate...

Страница 92: ...n Water pump control has been properly interlocked with the heat pump Unit has been leak checked including fittings Locate repair and report any refrigerant leak All incoming power voltage is within r...

Страница 93: ...ontrol Mechanical check Leakage check Relief valve check Electrical connection check Freeze protection Water freeze protection check Add glycol in water Cleaning Coil cleaning Water filter cleaning Co...

Страница 94: ......

Страница 95: ......

Страница 96: ...strielle d Applications Thermiques Corporation with a capital of 26 728 480 R C S Bourg en Bresse B 545 620 114 Non contractual document As part of our continuous drive to improve our products CIAT re...

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