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Installer manual Split system NIBE SPLIT SVM S332 / AMS 20 IHB EN 2322-2 631467...
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Quick guide NAVIGATION Browse Select Scroll The dots at the bottom edge show that there If the menu has several Most options and func- are more pages. sub-menus, you can tions are activated by see more information Drag to the right or left lightly pressing on the by dragging up or down with your finger to...
8 Control - Introduction Marking Display unit Serial number Navigation Inspection of the installation Menu types Compatibility NIBE SPLIT Climate systems and zones 2 Delivery and handling 9 Control – Menus Transport indoor unit Menu 1 – Indoor climate Set-up indoor unit Menu 2 –...
You need the product’s service code and serial Flammable. number for servicing and support. Dangerous voltage. Danger to person or machine. Read the User Manual. Read the User Manual. Read the Installer Manual. Disconnect the voltage supply before starting work. Chapter 1 | Important information NIBE SPLIT...
Wherever the unit is located, walls to sound sensitive rooms should be fitted with sound insulation. • Route pipes so they are not fixed to an internal wall that backs on to a bedroom or living room. Chapter 2 | Delivery and handling NIBE SPLIT...
300 mm. • Do not place AMS 20 directly on the lawn or other non solid surface. Chapter 2 | Delivery and handling NIBE SPLIT...
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1,000 mm for any future servicing. Free space behind 150–500 mm 300 mm 300 mm Minimum free Minimum distance during use space of several AMS 20 Free space in front At least 1000 mm NIBE SPLIT Chapter 2 | Delivery and handling...
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The installation length can be ad- provided. justed by the size of the water seal. Chapter 2 | Delivery and handling NIBE SPLIT...
Vent hose Clips O-ring Label for external control voltage for the control sys- 1 Only SVM S332 3x400 V. LOCATION The kit of enclosed items is placed on top of the indoor module. NIBE SPLIT Chapter 2 | Delivery and handling...
Remove the screw in the hole next to the on/off button (SF1). Pull the panel's top edge towards you and lift diagonally upwards to remove it from the frame. 3. Check the display is straight. Adjust if necessary. Chapter 2 | Delivery and handling NIBE SPLIT...
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The side panels can be removed to facilitate the installation. Remove the screws from the upper and lower edges. Twist the panel slightly outwards. 3. Move the panel outwards and backwards. 4. Assembly takes place in the reverse order. NIBE SPLIT Chapter 2 | Delivery and handling...
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Shut-off valve, liquid line QM37 Shut-off valve, gas line QN1 (EEV-H) Expansion valve, heating QN2 (20S) 4-way valve QN3 (EEV-C) Expansion valve, cooling Designations within brackets according to the supplier’s standard. Chapter 3 | The split system’s design NIBE SPLIT...
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4-way valve QN3 (EEV-C) Expansion valve, cooling Tho-D Hot gas sensor Tho-R Evaporator sensor, out Tho-R2 Evaporator sensor, in Tho-S Suction gas sensor Designations within brackets according to the supplier’s standard. NIBE SPLIT Chapter 3 | The split system’s design...
Each climate system must be dimensioned individually to provide the recommended system flows. The installation must be dimensioned to provide at least the minimum defrosting flow at 100 % circulation pump opera- tion. Chapter 4 | Pipe connections NIBE SPLIT...
When it is cold outdoors, the outdoor unit works with the indoor module, and if the outdoor air temperature falls below the outdoor unit’s working range, all heating is performed by the immersion heater 1 Only SVM S332 3x400 V. NIBE SPLIT Chapter 4 | Pipe connections...
Max height difference, when SVM S332 is placed lower than outdoor unit 1 If the length of the refrigerant pipes exceeds 15 metres, extra refrigerant must be added at 0.02 kg/m. Chapter 4 | Pipe connections NIBE SPLIT...
1.0 MPa (10.0 bar). • mixing valve A mixer valve must also be installed, if the factory setting for hot water is changed. National regulations must be observed. 2 Only SVM S332 with shunt valve QN11. NIBE SPLIT Chapter 4 | Pipe connections...
The immersion heater in the water heater is used for keeping warm and when the heat pump does not have sufficient power. The water heater’s flow is connected after SVM S332. Chapter 4 | Pipe connections NIBE SPLIT...
• NIBE SPLIT must be installed via isolator switches, one for the outdoor unit and one for the indoor unit. The cable area must be dimensioned based on the fuse rating used.
89 °C and it is reset manually. Resetting The temperature limiter (FQ10) is accessed behind the front cover. Reset the temperature limiter by pressing its button (FQ10-S2). Chapter 5 | Electrical connections NIBE SPLIT...
The following terminal blocks are used on the communication nected. board (AA23). AA23 Remove the bridges from terminal block X5. X100 Control voltage (230 V ~ 50Hz) connects to AA2:X5:N, X5:L and X6-2 (PE). TERMINAL BLOCKS AMS 20 NIBE SPLIT Chapter 5 | Electrical connections...
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1.5 m above the floor. It is important that the room sensor is not obstructed from measuring the correct room temperature, for example by being located in a recess, between shelves, behind a curtain, Chapter 5 | Electrical connections NIBE SPLIT...
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AA2-X30 AA2-X28 Electrical distribution unit Activate the meter(s) in menu 7.2 - "Accessory settings" NIBE product and then set the desired value ("Energy per pulse" or "Pulses per kWh") in menu 7.2.19 -"Pulse energy meter". NIBE SPLIT Chapter 5 | Electrical connections...
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NOTE Self regulating heating cables must not be connec- ted. AA2-X30 Length (m) Total Fuse (F3) NIBE Part no. 4. Specify the size of the property’s main fuse in menu power (W) Fuse 7.1.9 - "Load monitor". T100mA/250V 718 085** 5.
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In instances when you want to connect to myUplink using a network cable instead of via wifi. Connect the shielded network cable to the display. Route the network cable to the top of SVM S332. NIBE SPLIT Chapter 5 | Electrical connections...
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An external switch function can be connected to SVM S332 to activate various functions. The function is activated during the time the switch is closed. Possible functions that can be activated: • hot water demand mode "More hot water" Chapter 5 | Electrical connections NIBE SPLIT...
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"SG Ready" is active. The system focuses on costs sav- ings and can for example exploit a low tariff from the electricity supplier or over-capacity from any own power source (effect on the system can be adjusted in the menu 4.2.3). NIBE SPLIT Chapter 5 | Electrical connections...
SVM S332 calculates how high the currents will be if the relevant power steps are added. If the currents are higher than the set fuse size, the power step is not allowed to cut in. Chapter 5 | Electrical connections NIBE SPLIT...
Outdoor module Maximum current (A) AMS 20-6 AMS 20-10 Maximum permitted phase loading can be restricted to a lower maximum current in the indoor unit. 3 Only SVM S332 with shunt valve QN11. NIBE SPLIT Chapter 5 | Electrical connections...
Preparations Check that the externally mounted filling valves are fully closed. NOTE Do not start NIBE SPLIT if there is a risk that the water in the system has frozen. Caution Check the miniature circuit-breaker (FC1). It may have tripped during transport.
A venting procedure starts every time the "Start guide" is run. 4. Keep topping up and venting until all air has been re- moved and the pressure is correct. NIBE SPLIT Chapter 6 | Commissioning and adjusting...
The start guide ensures that the start-up is carried out cor- rectly and, for this reason, cannot be skipped. Caution As long as the start guide is active, no function in the installation will start automatically. Chapter 6 | Commissioning and adjusting NIBE SPLIT...
(the supply temperature) and thus the indoor temperature. Caution CURVE COEFFICIENT When commissioning without NIBE outdoor unit The slopes of the heating /cooling curves indicate how many the "communication error" alarm may appear in degrees the supply temperature is to be increased/reduced the display.
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(°C) Caution With underfloor heating systems, the maximum supply temperature is normally set between 35 and 45 °C. Caution Must be restricted with underfloor cooling Min. supply temp. cooling to prevent condensation. Chapter 6 | Commissioning and adjusting NIBE SPLIT...
"General" and then "Software" tab to download the latest version of the software for your installation. If you connect the product to the network, you can update the software without using the USB port. See section "myUplink". Chapter 8 | Control - Introduction NIBE SPLIT...
More hot water Offset Press to save your change, or if you don't want to make a change. Drag to the right or left with your finger to browse between the function pages. NIBE SPLIT Chapter 8 | Control - Introduction...
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13.45 3 October Product Room temperature overview Extern. supply temp sensor (BT25) Return temperature (BT3) SVM S332 Product name Calcul supply temp 1 01234567890123 Serial number Update 1.0.0 Software Company AB Service Phone number Chapter 8 | Control - Introduction NIBE SPLIT...
This example shows a property with two climate systems (1 and 2, two separate floors) divided into four zones (1-4, four My system different rooms). Temperature and demand-controlled Connection ventilation can be controlled individually for each zone (ac- cessory required). NIBE SPLIT Chapter 8 | Control - Introduction...
The value in the display appears as a temperature in °C, if screen cooling. the zone is controlled by a room sensor. Caution A slow climate system, such as underfloor heating, may be unsuitable for controlling with room sensors. Chapter 9 | Control – Menus NIBE SPLIT...
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The control of heating and cooling is activated by ticking temperatures. the relevant option. Which options are shown depends on which type of sensor is installed. If control is not activated, the sensor will be the displaying sensor. NIBE SPLIT Chapter 9 | Control – Menus...
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"manual" operating mode in menu 4.1 "Operating mode". Climate system The cooling settings for the climate system are adjusted in Setting range: 5 – 80 °C the indoor climate menu, menu 1. Chapter 9 | Control – Menus NIBE SPLIT...
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The heating curve is affected at ± 5°C from set outdoor temp. point. It is important that the correct heating curve is selected so that the room temperature is experienced as even. NIBE SPLIT Chapter 9 | Control – Menus...
MENU2.3 - EXTERNAL INFLUENCE Information for the accessories/functions that can affect the hot water operation is shown here. Chapter 9 | Control – Menus NIBE SPLIT...
To view operating status in the event of an alarm, select the relevant alarm from the list. MENU 3.5 - PRODUCT INFO, SUMMARY Here, you can see general information about your system, such as software versions. NIBE SPLIT Chapter 9 | Control – Menus...
You cannot deselect "compressor" MENU 4.2 - PLUS FUNCTIONS in manual mode. Settings for any additional functions installed in SVM S332 can be made in the sub menus. Chapter 9 | Control – Menus NIBE SPLIT...
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You can set factor for outdoor temperature. The higher the value, the greater the effect from the weather forecast. 5 See menu 2.2 for more information about Smart Control. NIBE SPLIT Chapter 9 | Control – Menus...
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Within these periods, it is possible to MENU 4.11.4 - HOME SCREEN set up to four different periods on weekdays (Monday to Friday) or four different periods on weekends (Saturdays Alternative: on/off and Sundays). Chapter 9 | Control – Menus NIBE SPLIT...
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All settings that are available to the user (including advanced menus) can be reset to default values here. Caution After the factory setting, personal settings such as the heating curve must be reset. NIBE SPLIT Chapter 9 | Control – Menus...
All settings made since opening the menu can be reset by selecting "Reset". MENU 5.4 – WIRELESS UNITS In this menu you connect wireless units, and manage set- tings for connected units. Chapter 9 | Control – Menus NIBE SPLIT...
If a room sensor is not activated, the desired offset of the heating curve is set. One step is usually enough to change the room temperature by one degree, but in some cases several steps may be required. NIBE SPLIT Chapter 9 | Control – Menus...
1 Consult the accessory’s Installer Manual. MENU 7.1 - OPERATING SETTINGS Make operating settings for the system here. MENU 7.1.1 - HOT WATER This menu contains advanced settings for hot water opera- tion. Chapter 9 | Control – Menus NIBE SPLIT...
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Speed in wait mode MENU 7.1.5 - ADD. HEAT Setting range: 1 - 100 % This menu contains sub-menus where you can make ad- vanced additional heat settings. NIBE SPLIT Chapter 9 | Control – Menus...
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Delta temp at DOT Setting range dT at DOT: 1.0 – 25.0 °C Select how you want the SVM S332 to alert you that there is an alarm in the display here. Chapter 9 | Control – Menus NIBE SPLIT...
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Search again if the phase detection fails. The de- tection process is very sensitive and is easily af- fected by other appliances in the accommodation. MENU 7.1.10 - SYSTEM SETTINGS You make your various system settings for your installation here. NIBE SPLIT Chapter 9 | Control – Menus...
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Energy per pulse: Here you set the amount of energy to which each pulse will correspond. Pulses per kWh: Here, you set the number of pulses per kWh that are sent to SVM S332. Chapter 9 | Control – Menus NIBE SPLIT...
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MENU 7.3.3 - NAME HEAT PUMP Here, you give a name the outdoor unit that is connected to SVM S332. NIBE SPLIT Chapter 9 | Control – Menus...
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MENU 7.9.1 - CHANGE LOG any other way may cause damage to the compon- Read off any previous changes to the control system here. ents in your installation. 6 Only SVM S332 with shunt valve QN11. Chapter 9 | Control – Menus NIBE SPLIT...
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MENU 7.9.3 - BLACK BOX Via this menu, it is possible to export all logs (Change log, Extended alarm log) to USB. Connect a USB memory and select the log(s) you want to export. NIBE SPLIT Chapter 9 | Control – Menus...
Connect a hose to the drain valve for heating medium (QM1). When replacing components on SVM S332 only replacement parts from NIBE may be used. 3. Open the vent valves (QM23.2 – QM23.5). 4. Open the drain valve for the heating medium (QM1).
(°C) (°C) (°C) Tho-A, R Tho-S, Tho-R1, Tho-R2 Resistance Resistance Resitans Resitans (kΩ) (kΩ) (kΩ) (kΩ) Temperature Temperature Temperatur Temperatur (°C) (°C) (°C) (°C) BT28 (Tho-A) Resistance Resitans (kΩ) (kΩ) Temperature Temperatur (°C) (°C) NIBE SPLIT Chapter 10 | Service...
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Menu 8.3 - Manage settings In order to update using a USB memory, the memory must contain a file with software for Save settings SVM S332 from NIBE. Alternative: on/off Software for SVM S332 can be downloaded from Display backup https://myuplink.com.
Go to menu 7.5.9 and choose "Export most used re- gisters"or"Export all registers". These will then be stored on the USB memory in CSV format. (These options is only shown when a USB memory in inserted in the dis- play). NIBE SPLIT Chapter 10 | Service...
Low hot water access with the “Smart Control” function correcting the problem that caused the alarm. The active. status lamp will therefore remain red. 7 Only SVM S332 with shunt valve QN11. Chapter 11 | Disturbances in comfort NIBE SPLIT...
External switch for changing room temperature activated. – Check any external switches. • Air in the climate system. – Vent the climate system. • Closed valves to the climate system. – Open the valves. NIBE SPLIT Chapter 11 | Disturbances in comfort...
• Incoming power supply interference ers four times within 30 minutes. • Service valve closed • Insufficient amount of refrigerant • Compressor fault • Defective circuit board for inverter in AMS 20 Chapter 11 | Disturbances in comfort NIBE SPLIT...
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Fault in the refrigerant circuit Non-compatible outdoor air Outdoor unit and indoor unit/control unit do • Outdoor module and indoor module/control heat pump not function together properly due to technic- module are not compatible. al parameters. NIBE SPLIT Chapter 11 | Disturbances in comfort...
AUTOMATIC GAS SEPARATOR AGS 10 sary. This automatic gas separator needs to be installed when the pipe length between the outdoor unit NIBE AMS 20-10 and indoor unit ERS S10-400 ERS 20-250 SVM S332 is longer than 15 metres. In cases where additional filling Part no.
Part no. 080 330 TOP CABINET TOC 30 Top cabinet, which conceals any pipes/ventilation ducts. Height 245 mm Height 345 mm Part no. 067 517 Part no. 067 518 Height 385-635 mm Part no. 067 519 NIBE SPLIT Chapter 12 | Accessories...
Min. volume, climate system during underfloor cooling 50 l 80 l Max flow, climate system 0.29 l/s 0.38 l/s Min flow, heating system 0.09 l/s 0.12 l/s Min flow, cooling system 0.11 l/s 0.16 l/s Refers to circulating volume. NIBE SPLIT Chapter 13 | Technical data...
Flow line temperature 45 °C Framledningstemperatur 45 °C Flow line temperature 55 °C Framledningstemperatur 55 °C Silent mode, supply temperature 35°C Tyst läge, framledningstemperatur 35 Silent mode, supply temperature 55°C Tyst läge, framledningstemperatur 55 Chapter 13 | Technical data NIBE SPLIT...
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Flow line temperature 45 °C Framledningstemperatur (45 °C) Flow line temperature 55 °C Framledningstemperatur (55 °C) Utomhustemperatur Outdoor temperature (°C) (°C) Framledningstemperatur 18 °C Supply temperature 18°C Supply temperature 7°C Framledningstemperatur 7 °C NIBE SPLIT Chapter 13 | Technical data...
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If the length of the refrigerant pipes exceeds 15 metres, extra refrigerant must be added at 0.02 kg/m. This applies at a tap flow of 10 l/min. Enclosed filterball valve (QZ2.1) is 120 mm high. With feet removed, the height is approx. 1,940 mm. Chapter 13 | Technical data NIBE SPLIT...
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Scale for the product’s room heating efficiency class A++ to G. Scale for the system’s room heating efficiency class A+++ to G. NIBE SPLIT Chapter 13 | Technical data...
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If the length of the refrigerant pipes exceeds 15 metres, extra refrigerant must be added at 0.02 kg/m. Chapter 13 | Technical data NIBE SPLIT...
The reported efficiency of the package also takes the controller into account. If an external supplementary boiler or solar heating is added to the package, the overall efficiency of the package should be recalculated. NIBE SPLIT Chapter 13 | Technical data...
Venting the climate system, 37 Supplied components, 11 Filling the hot water heat exchanger, 37 Transport, 6, 8 Dimensions, 76–77 Dimensions, indoor unit, 76 Handling panels, 14 Disruption to comfort Heating medium side, 23 Info menu, 70 Help menu, 43 Item register NIBE SPLIT...
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Possible selection for AUX output (potential free variable relay), 33 Power connection, 27–28 Preparations, 36 Pump speed, 39 Refrigerant pipe, 22 Removing the covers, 12 Room sensor, 28 Safety information, 4 Inspection of the installation, 5 NIBE SPLIT Item register...
Tel: +48 (0)85 66 28 490 Hannabadsvägen 5, 285 21 Markaryd Tel. +41 (0)58 252 21 00 biawar.com.pl Tel: +46 (0)433-27 30 00 info@nibe.ch info@nibe.se nibe.ch nibe.se For countries not mentioned in this list, contact NIBE Sweden or check nibe.eu for more information.
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WS release date: 2023-05-29 13:47 Publish date: 2023-06-08 11:21 This is a publication from NIBE Energy Systems. All product illustrations, facts and data are based on the available information at the time of the publication’s approval. NIBE Energy Systems makes reservations for any factual or printing errors in this publication.
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