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CHB EN 2126-2
531237

USER AND INSTALLER MANUAL

Indirect heated storage
water heater
NIBE VPB S/ VPBS S

UK

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Summary of Contents for VPB S

Page 1: ...CHB EN 2126 2 531237 USER AND INSTALLER MANUAL Indirect heated storage water heater NIBE VPB S VPBS S UK ...

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Page 3: ...9 2 For the User 9 Maintenance 11 3 For the Installer 11 Delivery and handling 13 The water heater design 15 Pipe installation 20 Electrical installation 22 Commissioning and adjusting 23 Service and maintenance 25 4 Technical data 25 Dimensions 26 Technical specifications 27 Energy labelling 31 Contact information 3 Table of Contents NIBE VPB S VPBS S Table of Contents ...

Page 4: ... Water may drip from the safety valve s overflow pipe The entire length of the over flow water pipe must be routed to a suitable drain and be inclined to prevent water pock ets and must also be frost proof The over flow pipe must be at least the same size as the safety valve The overflow pipe must be visible and its mouth must be open and not located close to electrical components The safety valve...

Page 5: ...s 14 digit serial number for servicing and support Recovery Leave the disposal of the packaging to the in staller who installed the product or to special waste stations Do not dispose of used products with normal household waste It must be disposed of at a special waste station or dealer who provides this type of service Improper disposal of the product by the user results in administrative penalt...

Page 6: ...ns as soon as possible your guarantee registration card or completes the guarantee form on the NIBE website www nibe co uk Please ensure that the installer has fully completed the Benchmark Checklist in the end of the Installation In structions supplied with the product and that you have signed to say that you have received a full and clear ex planation of its operation The installer is legally re...

Page 7: ...12 S2125 8 12 F2120 8 12 16 F2040 8 12 F2030 7 9 For ground source heat pumps the recommendation applies for max 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 7 Chapter 1 Important information NIBE VPB S VPBS S ...

Page 8: ... Signa ture Notes Description Heat pump page 15 Shut off valves Venting valve Shut off valve Hot water page 15 Shut off valves Mixing valve Expansion vessel T P valve Tundish Cold water page 15 Shut off valves Non return valve Safety valve Tundish Electricity page 20 Connected supply Sensors Temperature limiter Miscellaneous Benchmark checklist NIBE VPB S VPBS S Chapter 1 Important information 8 ...

Page 9: ...remove or adjust any components that are part of this pressurised water heater Con tact your installer TIP The expansion relief valve is not delivered with VPB S VPBS S Contact your installer if you are unsure how to check it EMPTYING Water heater Draining is performed through the siphon using hose in the cold water connection XL3 Charge coil Draining is performed through the siphon using hose in ...

Page 10: ...When replacing components on VPB S VPBS S only replacement parts from NIBE may be used NIBE VPB S VPBS S Chapter 2 For the User 10 ...

Page 11: ...allation area should always have a temperature of at least 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 weight preferably on a concrete floor or foundation Use the product s adjustable feet to obtain a horizontal and stable set up 30 50 mm 50 mm 40 mm 20 55 mm SUPPLIED COMPONENTS LE K 1 x tundish 2 for VPBS S30...

Page 12: ...ht out 2 Lift the front cover upwards Side panels UN UN UN 1 Remove the screws from the upper and lower edges 2 Twist the cover slightly outward 3 Move the hatch backwards and slightly to the side 4 Pull the cover to one side 5 Pull the hatch forwards NIBE VPB S VPBS S Chapter 3 For the Installer 12 ...

Page 13: ...ign VPB S300 VPBS S300 XL5 XL9 XL3 XL4 XL8 UL PZ1 UA2 XL29 FL5 UA1 QM22 UA5 UA4 XL5 FQ10 XL14 XL9 XL3 XL4 XL8 XL13 XL29 FL5 UA5 UA4 UA1 QM22 UL PZ1 UA2 UA3 UA3 FQ10 BT7 BT7 13 Chapter 3 For the Installer NIBE VPB S VPBS S ...

Page 14: ...y XL14 Connection T P valve XL29 1 or other heat source HVAC components T P valve FL5 Venting charge coil QM22 Submerged tube for displaying hot water sensor BT7 UA1 Submerged tube for controlling hot water sensor BT6 UA2 Submerged tube for control sensor for external heat source BT54 UA3 Submerged tube for temperature limiter UA4 Submerged tube for temperature limiter UA5 Sensors Display hot wate...

Page 15: ... before bends or angles in the pipework see image and must also be frost proof Matal discharge pipe from tundish with continous fall Min 300 mm Tundish Safety device e g temperature relief valve Metal discharge pipe from temperature relief valve to tundish Possible wall Discharge below fixed grating Fixed grating Trapped gulley Max 600 mm NOTE The expansion vessel accomodates expansion that result...

Page 16: ...ied by e g Fernox and Sentinel spe cifically designed for heat pumps SYSTEM DIAGRAM VPB S VPBS S is a series of water heaters that are suitable for connection to e g a heat pump VPB S VPBS S consists of a hot water tank with internal anti corrosion protection made of copper stainless steel or enamel as well as a charge coil The charge coil heats the domestic water resulting in excellent properties...

Page 17: ...ommended opening pressure is 0 25 MPa 2 5 bar For information about max opening pressure see technical specifica tions Before installing VPB S VPBS S in an existing system it is important for the system to be properly flushed through Even if VPB S VPBS S is to be installed in a new sys tem the heat pump and system should be flushed NOTE Ensure that cleaning agent has been removed from the entire s...

Page 18: ...ssel must be connected between the expansion releif valve FL1 and the water heater The location of the expansion vessel should allow ac cess to recharge the pressure as and when nec cessary tundish XL3 XL4 INSTALLATION ALTERNATIVE NOTE 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 w...

Page 19: ...irculation 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 The cir culating water must have a temperature that prevents bacterial growth and scalding and national standards must be met QZ1 FQ3 QZ1 GP11 QZ1 RM1 QZ1 RN1 QZ1 XL5 19 Chapter 3 For the Installer NIBE VPB S VPBS S ...

Page 20: ...the factory and placed in a submerged tube UA1 the controlling hot water sensor is placed in the submerged tube for control sensor UA2 In cases where it is only possible to con nect one sensor use the submerged tube for the con trolling sensor UA2 VPBS S300 can also be supplemented with a sensor for an external heat source BT54 This is placed in the submerged tube for the external heat source UA3 ...

Page 21: ...ted electrically to the solenoids one for each heat source L E K FQ10 Temp limiter Terminal block Cable from solenoid valve Supply cable 230 V N L L Temp limiter Terminal block Cable from solenoid valve Supply cable 230 V Temperature limiter wiring diagram 21 Chapter 3 For the Installer NIBE VPB S VPBS S ...

Page 22: ...ve QM22 is not mixed with air close the valve After a while the pressure starts to rise 4 Close the filling valve when the correct pressure is obtained Venting 1 Vent the coil via the vent valve QM22 and the rest of the climate system via the relevant vent valves 2 Keep topping up and venting until all air has been removed and the pressure is correct The figure shows VPBS S300 QM22 XL3 START UP AN...

Page 23: ... Expansion relief valve Correct any fault before continuing SERVICE ACTIONS Safety valves The function of the safety valves must be checked reg ularly Perform checks as follows 1 Open the valve by turning the knob anti clockwise carefully 2 Check that water flows through the valve 3 Close the valve by releasing it If it does not close automatically when released turn it anti clockwise slightly Cle...

Page 24: ...on through the siphon with hose on the docking connection return to heat pump XL9 Drain the solar coil through the siphon using hose on the connection return to solar heating system XL14 VPB S300 600 25 50 1475 80 100 560 440 XL3 XL9 VPBS S300 1775 80 168 XL3 XL9 XL14 XL4 NIBE VPB S VPBS S Chapter 3 For the Installer 24 ...

Page 25: ...Dimensions 626 600 28 43 205 126 553 478 13 391 25 50 1775 80 560 440 168 80 VPB S300 VPBS S300 25 Chapter 4 Technical data NIBE VPB S VPBS S 4 Technical data ...

Page 26: ...sure reduction valve setting 6 0 6 bar MPa Max design pressure 3 5 0 35 bar MPa Exp vessle tap water charge pressure 6 0 6 bar MPa Expansion relief valve setting 85 C Max temperature heating fluid 7 0 7 bar MPa Max operating pressure of T P valve 95 C Max operating temperature T P valve 1800 mm Height 1950 mm Required ceiling height3 600 mm Width 626 mm Depth 125 kg Net weight 410 kg Gross weight ...

Page 27: ... design pressure 3 5 0 35 bar MPa Exp vessle tap water charge pressure 6 0 6 bar MPa Expansion relief valve setting 85 C Max temperature heating fluid 7 0 7 bar MPa Max operating pressure of T P valve 95 C Max operating temperature T P valve 6 m2 Solar panels max area 1800 mm Height 1950 mm Required ceiling height4 600 mm Width 626 mm Depth 137 kg Net weight 416 kg Gross weight 081 148 Part No 1 A...

Page 28: ...re and pressure relief valve and expansion valve been fitted and discharge tested Yes No The tundish and discharge pipework have been connected and terminated to Part G of the Building Regulations Yes Are all energy sources fitted with a cut out device Yes No Has the expansion vessel or internal air space been checked Yes No THERMAL STORES ONLY What store temperature is achievable C What is the ma...

Page 29: ...omments Signature SERVICE 3 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 4 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 5 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 6 Date Engineer Name Company Name Telephone Number Comments Signature SERVICE 7 Date Engineer Name Company Name Telephone Number Comments Si...

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Page 32: ...ication 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 2021 NIBE ENERGY SYSTEMS 531237 WS name Gemensamt WS version a892 WS release date 2021 06 02 16 05 Publish date 2021 07 02 11 26 ...

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