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CHB EN 2126-2
531237
Indirect heated storage
water heater
NIBE VPB S/ VPBS S
USER AND INSTALLER MANUAL
UK

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Summary of Contents for Nibe VPB S

  • Page 1 CHB EN 2126-2 USER AND INSTALLER MANUAL 531237 Indirect heated storage water heater NIBE VPB S/ VPBS S...
  • Page 3: Table Of Contents

    Maintenance 3 For the Installer Delivery and handling The water heater design Pipe installation Electrical installation Commissioning and adjusting Service and maintenance 4 Technical data Dimensions Technical specifications Energy labelling Contact information NIBE VPB S/ VPBS S Table of Contents...
  • Page 4: Important Information

    EU, regardless of where they are without supervision. made. This is an original manual. It may not be translated without the approval of NIBE. Rights to make any design or technical modifications are reserved. ©NIBE 2021. Water may drip from the safety valve’s overflow pipe.
  • Page 5: General

    General VPB S/ VPBS S is designed and manufactured according to good technical practice in order to ensure safe usage. Pressure Equipment Directive 2014/68/EU Article 4 point 3. Serial number The serial number can be found at the bottom right of the front cover.
  • Page 6: Country Specific Information

    33 months from the date of manufacture, whichever is the shorter. The NIBE guarantee is based on the unit being installed and commissioned by a NIBE accredited installer, ser- viced every year and the Benchmark documents com- pleted.
  • Page 7: Compatible Products

    10°C brine temperature and 53°C in the tank applies. Caution VPBS S300 is not available on all markets. Caution In installations with an air/water heat pump, a control module is also necessary. NIBE VPB S/ VPBS S Chapter 1 | Important information...
  • Page 8: Inspection Of The Installation

    Shut off valves Mixing valve Expansion vessel T&P valve Tundish Cold water (page Shut off valves Non-return valve Safety valve Tundish Electricity (page 20) Connected supply Sensors Temperature limiter Miscellaneous Benchmark checklist Chapter 1 | Important information NIBE VPB S/ VPBS S...
  • Page 9: For The User Maintenance

    EMPTYING for servicing and support. Water heater VPB S/ VPBS S must be serviced once a year by com- Draining is performed through the siphon (using hose) petent and qualified personnel, such as a NIBE a service in the cold water connection (XL3).
  • Page 10 When replacing components on VPB S/ VPBS S only replacement parts from NIBE may be used. Chapter 2 | For the User NIBE VPB S/ VPBS S...
  • Page 11: For The Installer Delivery And Handling

    10 °C (to prevent the risk of damage from frost) and equipped with a floor drain. Position VPB S/ VPBS S on a firm base that can take the 1 x cold water inlet and ex- weight, preferably on a concrete floor or foundation.
  • Page 12 Remove the screws from the upper and lower edges. Twist the cover slightly outward. Move the hatch backwards and slightly to the side. Pull the cover to one side. Pull the hatch forwards. Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 13: The Water Heater Design

    The water heater design VPB S300 VPBS S300 FQ10 XL13 XL14 FQ10 QM22 QM22 XL29 XL29 NIBE VPB S/ VPBS S Chapter 3 | For the Installer...
  • Page 14 Submerged tube for temperature limiter Submerged tube for temperature limiter Sensors Display hot water sensor Electrical components FQ10 Temperature limiter Miscellaneous Rating plate Adjustable feet Designations according to standard EN 81346-2. Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 15: Pipe Installation

    18 m 1.7 mm 28 mm 54 mm up to 27 m 2.3 mm Table sizing of copper discharge pipe for common temperature relief valve outlet sizes. NIBE VPB S/ VPBS S Chapter 3 | For the Installer...
  • Page 16 PIPE CONNECTIONS Normally, there should not normally be any problem in- VPB S300 stalling VPB S/ VPBS S in hard water areas, as the oper- ating temperature is 50–60°C. Cleaning the climate system When the water heater and the climate system have...
  • Page 17 Shut off valve Even if VPB S/ VPBS S is to be installed in a new sys- Pressure gauge tem, the heat pump and system should be flushed. Safety valve...
  • Page 18 This is the outline diagram. Actual installations must be planned according to applicable standards. VPB S/ VPBS S can be installed in several different ways, some of which are shown here. Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 19 Connecting hot water circulation (VVC) VPB S/ VPBS S has a connection that allows hot water circulation, the HWC return is connected to this (XL5). Hot water circulation A circulation pump can be controlled by a ground-source heat pump or exhaust air heat pump, indoor module or control module for circulation of the hot water.
  • Page 20: Electrical Installation

    Use the sensors provided with the heat pump/control module. When no heat sensors have been provided these must be ordered from the manufacturer of the heat pump/control module. The figure shows VPBS S300. Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 21 FQ10 Temp. limiter Temp. limiter Terminal block Terminal block Cable from Cable from solenoid valve solenoid valve Supply cable Supply cable 230 V 230 V Temperature limiter wiring diagram NIBE VPB S/ VPBS S Chapter 3 | For the Installer...
  • Page 22: Commissioning And Adjusting

    Keep topping up and venting until all air has been VPBS S300 removed and the pressure is correct. Pressure drop Tryckfall (kPa ) (kPa) Copper Enamel 0,02 0,04 0,06 0,08 0,12 0,14 0,16 0,18 Flöde Flow (l/s) (l/s) Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 23: Service And Maintenance

    For full terms and condi- When the water heater and the climate system have tions of warranty, please see our website been filled with water, VPB S/ VPBS S must operate at nibe.co.uk. maximum normal temperature for at least one hour.
  • Page 24 (XL9). Drain the solar coil through the siphon (using hose) on the connection, return to solar heating system (XL14). VPB S300 VPBS S300 XL14 Chapter 3 | For the Installer NIBE VPB S/ VPBS S...
  • Page 25: Technical Data

    4 Technical data Dimensions VPB S300 / VPBS S300 NIBE VPB S/ VPBS S Chapter 4 | Technical data...
  • Page 26: Technical Specifications

    At incoming temperatures 10 °C and hot water draining of 30 l/min. At primary flow temperature 80 °C and primary flow 1025 l/h. With the feet removed, the required ceiling height is approx. 1930 mm. Tested according to standard EN 12897:2016. Chapter 4 | Technical data NIBE VPB S/ VPBS S...
  • Page 27: Energy Labelling

    With the feet removed, the required ceiling height is approx. 1930 mm. Tested according to standard EN 12897:2016. Energy labelling Supplier NIBE Model VPB S300 R VPBS S300 Cu Energy efficiency class Heat loss Volume NIBE VPB S/ VPBS S Chapter 4 | Technical data...
  • Page 28 MAINS PRESSURE HOT WATER STORAGE SYSTEM COMMISSIONING CHECKLIST This Commissioning Checklist is to be completed in full by the competent person who commissioned the storage system as a means of demonstrating compliance with the appropriate Building Regulations and then handed to the customer to keep for future reference. Failure to install and commission this equipment to the manufacturer’s instructions may invalidate the warranty but does not affect statutory rights.
  • Page 29 SERVICE RECORD It is recommended that your hot water system is serviced regularly and that the appropriate Service Record is completed. Service Provider Before completing the appropriate Service Record below, please ensure you have carried out the service as described in the manufacturer’s instructions.
  • Page 32 WS release date: 2021-06-02 16:05 Publish date: 2021-07-02 11:26 This manual 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 manual.

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