Table of Contents
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WPC 5 S GB, WPC 7 S GB, WPC 10 S GB
Brine/water heat pump
Operating and installation instructions
The installation (water and electrical work) and commissioning, as well as the maintenance of this equipment, must only be carried out by an
authorised qualified contractor in accordance with these instructions.
Index
1
Operating instructions
for users and contractors
1.1
Equipment summary
1.2
Equipment description
1.3
Operating and installation instructions 2
1.4
Maintenance and care
1.5
Important information
1.6
Operation
1.7
What to do if ...?
1.8
Settings
1.9
FE 7 remote control
1.10 FEK remote control
2
Installation instructions
for contractors
2.1
Equipment layout
2.2
Specification
2.3
Accessories
2.4
Special accessories
2.5
Equipment description
2.6
Operation and control
2.7
Instructions and regulations
2.8
Maintenance and cleaning
2.9
Installation
Electrical connection
Wiring diagram
2.10 Electrical connection with WPAB
2.11 WPMi commissioning summary
2.12 Initial start-up
2.13 Commissioning in detail
2.14 Troubleshooting
2.15 Commissioning list
2.16 Standard equiment
Commissioning report
Guarantee
Environment/recycling
2
2
2
3
3
3
3
4
13
13
14
14
15
18
18
19
20
20
20
22
28
29
30
32
34
34
40
42
44
46
49
49
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Related Manuals for STIEBEL ELTRON WPC 5 S GB
Summary of Contents for STIEBEL ELTRON WPC 5 S GB
- Page 1 WPC 5 S GB, WPC 7 S GB, WPC 10 S GB Brine/water heat pump Operating and installation instructions Index Operating instructions for users and contractors Equipment summary Equipment description Operating and installation instructions 2 Maintenance and care Important information Operation What to do if ...?
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Page 2: Equipment Summary
1 Operating instructions for users and contractors 1.1 Equipment summary System status display Mixer opens Mixer closes Circulation pump heating circuit 2 “mixer circuit” 1.., 3 '" Circulation pump heating circuit 1 “radiator circuit” DHW heating Compressor 1 Buffer cylinder primary pump Kühlen Electric booster heater (DHW heating) -
Page 3: Operation
Summary of WPMi functions Control level 3 (for contractors only) . . . the DHW flow rate is too low: z RS 232 interface for adjustment and This level is protected by a code and should Remove the contamination and/or scaling monitoring via a PC only be used by contractors. -
Page 4: Automatic Mode
Display (including all elements) Heating times for central heating and DHW (black) 14-digit plain text display Day mode for heating circuit 1 Compressor runs Switching time pairs for central heating and DHW operation Booster heater in operation Setback mode for heating circuit 1 &... - Page 5 1.8.2 Overview of system parameters (control level 2) Select the required parameter with the rotary selector. For adjustments to parameters, turn to page 6. With the parameter 1.., 3$,/ you can select the 2$3 1.., 3$,/ for day and setback 1.., 3 '" mode for heating circuit 1.
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Page 6: Dhw Temperature
Adjustments at control level 2 for users and contractors ! "* 2$3 1.., 3 -&3 Room temperature HC1 With the parameter 1.., 3 '" you can select the set room temperature for day and setback mode for heating circuit 1. Changing these parameters results in a parallel offset of the heating curve. -
Page 7: Time And Date
2$3 #'6 3 -&3 3(,$ 2$3 #'6 3 -&3 3(,$ "34 + #'6 3 8$ 1 ! "* ,.-3' #'6 3$,/ 2$3 "+."* Time and date You can adjust the time and summer time with the 3(,$# 3$ parameter. At the factory, summer time is set to begin on the 25 March and to end on the 25 October. - Page 8 Info Temperatures Holiday and party program In ELIFA>V JLAB, the heat pump system 8$ 1 23./ Under menu item temperatures, you can scan operates in setback mode; frost protection values of the heat pump or heat pump system. for DHW heating is active. Holiday mode is displayed with the flap closed.
- Page 9 INFO OUTSIDE Outside temperature ACTUAL ROOM T Actual room temperature for heating circuit 1 (HC1) or heating circuit 2 (HC2) (will only be displayed if the FE7 remote control is connected) SET ROOM T Set room temperature for heating circuit 1 or heating circuit 2 (will only be displayed if the FE7 remote control is connected) REL HUMIDITY Relative humidity...
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Page 10: Heating Curves
Heating curves Heating curve diagram One heating curve respectively can be adjusted for EB>QFKD @FO@RFQ and The '3& "415$ parameter enables you to EB>QFKD @FO@RFQ . At the factory, heating curve is set up for heating circuit 1 and heating adjust one heating curve each for heating curve for heating circuit 2. -
Page 11: Heating Programs
Open the control flap Heating programs '3& "415$ The '3& /1.& parameter enables you to '$ 3(-& 23./ " adjust associated heating programs for heating circuit 1 and 2 respectively. You can adjust your heating system as follows: – for each individual day of the week (,LKA>V 2RKA>V) Monday to Friday (,.- = %1() –... - Page 12 DHW programs The #'6 /1.& parameter enables you #'6 23./ " '$ 3(-& 23 13 @ to adjust the times for the day and night temperatures for DHW heating. You can adjust your DHW heating as follows: – for each individual day of the week (,LKA>V 2RKA>V) Monday to Friday (,.- = %1() –...
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Page 13: Standard Settings
Constant setback mode Only for switching times pair 1; switching time pairs 2 and 3 are preprogrammed. Stiebel Eltron recommends systems without night setback; our systems are set up accordingly. Constant day mode Due to favourable heat pump tariff, when heating up during the night. -
Page 14: Installation Instructions
2. Installation instructions for contractors 2.1 Equipment layout WPC Brine outlet Brine inlet Heating return Safety assembly (included in the pack) Heating flow Hot water Cold water Diverter valve (DHW) Dirt filter (heating water) Condenser Temperature sensor, return High pressure limiter Temperature sensor, hot gas limiter Heating circuit pump / buffer cylinder primary pump... -
Page 15: Specification
2.2 Specification Performance data apply to new units with clean heat exchangers. The power consumption of the integral auxiliary drives (brine circuit pump, heating circuit pump or fan) is stated as a maximum and may vary, subject to operating point. The power consumption of the integral auxiliary drives is already included in the output details of the heat pump, as specified by the EN 14511. -
Page 16: Standard Delivery
2 (1.5) A Mixer 2 (1.5) A Max. total relay output capacity 10 (8) A 2.3 Standard delivery 2.4 Special accessories WPC 5 S GB Set Description Part no. Description Part no. WPC 5 S GB 227541 Extract module LWM 250... - Page 17 Output diagram WPC 5 S GB Fig. 2 Output diagram WPC 7 S GB Fig. 3...
- Page 18 Output diagram WPC 10 S GB Fig. 4...
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Page 19: Function Diagram
2.5 Equipment description WPC 2.5.1 Function diagram Brine outlet Brine inlet Heating return Heating flow Hot water Cold water Diverter valve Electric booster heater (internal HS 2) Condenser Frost protection High pressure limiter Compressor Heat exchanger DHW cylinder Expansion valve Filter dryer Low pressure sensor... -
Page 20: Operation And Control
2.6 Operation and control by our customer service will remove this problem. z Remove sieves from the dirt traps Contractors only! The dirt traps items 9 and 30 in Fig. 1 have The WPMi heat pump manager integrated into been integrated to protect the moving parts the equipment regulates the entire heating of the heat pump from dirt. - Page 21 Dimensions in mm Fig. 6 Brine outlet Brine inlet Heating return Heating flow DHW outlet Cold water inlet Safety assembly (contained in the pack) Electrical cable inlet at the back wall Dimensions in mm Fig. 7...
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Page 22: Installation
Level, even and firm base. Heat pump Brine volume (l) Part no: 185472 z For a quiet operation on floating screeds, WPC 5 S GB 5.84 8.45 remove the screed and the anti-vibration Never seal the heat source system with hemp... - Page 23 The quoted details refer to ethylene glycol. These details will differ slightly (see specification) when using propylene glycol and the Stiebel Eltron process medium as ready-mixed solution (part no 18 54 72). To prevent the transmission of noise, connect...
- Page 24 2.9.4.2 Minimum flow rate of the heat sink and Max. temperature differential on the heating side for brine | water heat pumps without heat source for brine | water heat pumps used buffer cylinder with HE pumps The heat pump is designed so that, to provide hydraulic separation of the volume flow in the heat pump and heating circuits, a buffer cylinder is not required for underfloor heating...
- Page 25 2.9.4.5 Setting the heat source flow rate diameter must not be smaller than the The heat source flow rate is set via the valve outlet. The two discharge pipes temperature differential of the heat source can be joined together at the point of circuit.
- Page 26 Recommended maximum operating pressure 0.55 Expansion vessel, charge pressure 0.35 Expansion vessel, volume Discharge below fixed grate Heat-up time, WPC 5 S GB Cold water supply Heat-up time, WPC 7 S GB Shut-off valve Heat-up time, WPC 10 S GB Line strainer...
- Page 27 2.9.4.9 Power connection 2.9.4.10 Sensor installation FE 7 remote control (part no.: 185579) Notify your local power supply company The temperature sensors have a decisive of the electrical connection. Only qualified influence on the function of your heating electricians must carry out the installation in system.
- Page 28 Electrical connection WPC...S GB Power supply Provide separate fuses for the three power circuits Heat pump (compressor) heat pump, DHC and control. L, N, PE Booster heater L, L’, N, PE Terminal Terminal allocation rating 3,0 kW 3,2 kW L‘ 6,2 kW L‘...
- Page 29 Wiring diagram WPC...S GB Fig. 13...
- Page 30 2.10 Electrical connection WPC S GB with WPAB The WPAB can be installed inside the domestic distribution panel to limit the starting current of the WPF S GB. Implement the wiring in accordance with the figure. The WPAB limits the starting current to the values stated in the specification. When using the WPAB, L (terminal X3) on the compressor and L (terminal X4) on the controller must use the same phase, and this should be protected by an RCD Mains supply 1/N/PE/ 230 V...
- Page 32 2.11 WPMi commissioning summary (control level 3) [applicable from software version 9002] Parameter (shown in the display) 2Q>OQ RM BKQBO @LAB +>KDR>DB &BOJ>K --------- , &8 1 ".-31 23 #(2/+ 8 1BQROK 3BJM .RQPFAB 3$,/ #>V #'6 3BJM @Q ,FUBO 3 $JBOD LMBOQK .- LCC The parameter "..+(-&...
- Page 33 /1$2$3 1$,".- 'B>Q @FO@RFQ 'B>Q @FO@RFQ !>@H %$ ".11$@QFLK 1.., (-%+4$-"$ '3& +(,(3 .%% °" #4 +=,.#$ '3& °" #'6 +(,(3 °" #4 +=,.#$#'6 °" #'6 $". .- .%% #'6 '823$1$2 °" #'6 ".11$"3 °" / 23$41(2 3(.- .- .%% "-31+ 1$2/3, ".,/ (#+$ 3(,$...
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Page 34: Initial Start-Up
soon as faults occur and the heat pump fails. 2.12 Initial start-up 2.13 Commissioning in detail Users can then select emergency mode. Only approved contractors may commission Not only the adjustments at control level 2 but 6 "..+(-& ,.#$ this equipment and instruct the owner in its also the system-specific parameters must be use. - Page 35 +.6 $-# 3$,/). The low end temperature The following settings for the FE 7 and hysteresis –1 K. the FEK can be selected for the cooling is then held for the set period (parameter The display indicates summer mode when the +.6 $-# #41 3).
- Page 36 The summer mode also becomes effective for 9 /4,/ "8"+$2 12 2.41"$ the respective heating circuit when operating with a FE 7 or FEK remote control unit. Heating circuit pump control Frost protection for brine/water heat pumps The /4,/ "8"+$2 parameter only applies The heat pump can only be operated as brine/ 10 ".-23 /4,/ 14- to the direct heating circuit 1, i.e.
- Page 37 The control deviation (set mixer temperature Parameter 2.41"$ (brine pump run-on time with extractor module) – actual mixer temperature) is 5 K. The mixer Min. opens for 5 s, then pauses for 5 s and starts again. The control deviation (set mixer temperature – actual mixer temperature) is 7.5 K.
- Page 38 temperature with weather compensation 21 %$ ".11$"3(.- 23 '3& +(,(3 With this type of control, a control cascade is formed from weather-compensated This parameter enables the calibration of the Operational heat pump limit and room temperature-dependent return/ actual room temperature. The heat pump is switched OFF if the outside flow temperature control.
- Page 39 Example: 27 #'6 $". ".,/ (#+$ 3(,$ The high pressure switch has responded on DHW learning function the 17.07.03 at 14:50 h representing the latest Setting .%% After a heat pump has been switched OFF, fault in the heat pump. When heating DHW, the system automatically an idle time is set as protection for the '# 2BKPLO J>U...
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Page 40: Troubleshooting
Parameter 0RF@H PQ>OQ: 2.14 Troubleshooting Sensor Fault Check the heat pump compressor by code implementing a quick start Faults/errors in the system or in the heat Outside temperature E 75 Parameter 1$+ 8 3$23: pump are indicated on the display. All Remote control E 80 parameters required for extensive system... - Page 41 Parameter %>RIQ IFPQ - checking and removing all faults in the fault list Fault Fault description: Remedy Only when a fault has been entered into the fault High pressure The fault will be written to the fault list and the system will be list: Check the flow temperature monitoring and sensor max permanently shut down after the system has been shut down five times...
- Page 42 2.15 Commissioning list The controller should be in standby mode during commissioning. This prevents an uncontrolled heat pump start. Please remember to reset the system into its last operating mode. Parameter Setting range Standard System value ENTER CODE 0000 to 9999 1000 LANGUAGE German...
- Page 43 Fitting the plug-in connector Gap between the screw cap and the casing (released position) The plug-in connectors are equipped with a retainer with stainless steel serrations and an O-ring for sealing. In addition, they are designed with the "Twist and secure" function. By simply turning the screw cap manually, the pipe is secured in the connector, and the O-ring is pushed against the pipe to seal it.
- Page 44 2.16 Standard equiment WPC with DHW heating '+& Heat pump 2a Temperature sensor: Outside temperature Circulation pump: Heat pump - heat source 3a Circulation pump: Heat pump - heating side Safety valve Expansion vessel Anti-vibration mount Non-return valve 10 Fill & drain valve 19 Air vent valve 28 Cold water * 31 Overflow valve...
- Page 45 WPC with DHW heating and a buffer cylinder '+& Heat pump 2a Temperature sensor: Outside temperature 2b Temperature sensor: Return temperature 2e Temperature sensor: Mixer control Circulation pump: Heat pump - heat source 3a Circulation pump: Heat pump - heating side 3c Circulation pump: Heating circuit 1 3d Circulation pump: Heating circuit 2 Safety valve...
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Page 46: Commissioning Report
Commissioning report... - Page 52 , % , ' ( ) ...
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