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5

Buff er tanks 

UKV 20-220/300/500/750/1000

2. DESIGN

Buff er tanks with a capacity of 750 and 1000 litres are equip-

ped with a special bar (gate) located on the left  side of the 

tank, whose task is to provide layered arrangement of the he-

ati ng medium in the tank.

Fig. 4 

Secti on of the

 

 UKV 20-220 buff er tank

Fig. 5 

Secti on of the

 

 UKV 20-300/20-500 buff er tank

Fig. 6 

Side view of the UKV 20-220 buff er tank

Fig. 7 

Side view of the UKV 20-300 and UKV 20-500 buff er tank

1

1

3

3

5

5

5

5

7

7

5

5

8

8

10

10

11

11

12

12

13

13

13

1.   Vent.

2.  Upper tank insulati on.

3.   Connector pipe (heati ng system supply).

4.   Connector pipe (supplying from the heat source).

5.   Temperature sensor cover.

6.   Steel tank.

7.   Tank insulati on.

8.   Connector pipe (return from the heati ng system).

9.   Connector pipe (return to the heat source).

10.  Lower tank insulati on.

11.  Adjustable foot.

12.  Thermometer

13.  Connector pipe for mounti ng electric heati ng unit.

14.  Tank cover.

4

4

2

2

9

9

6

6

All products are ready for the installati on of a heati ng 

unit containing an electric heater with thermostat and 

thermal switch.

Informati on

INSTALLATION AND OPERATING MANUAL

14

14

UKV Buff er tanks by NIBE are made of high quality steel she-

et, coated on the outside with anti -corrosion paint. Specially 

selected tank insulati on provides excellent thermal insulati on 

properti es  of  these  devices.  All  devices  in  the  Series  are  in 

aestheti c plasti c body and are equipped with a Temperature 

gauge. Tanks have connector pipes and temperature sensor 

covers  for  mounti ng  the  sensor  and  temperature  measure-

ment at diff erent levels in the tank, as well as connectors for 

mounti ng an electrical heati ng unit.

Summary of Contents for UKV 20-1000

Page 1: ...Installation and Operating Manual Buffer tanks 20 220 20 300 20 500 20 750 20 1000 UKV UKV UKV UKV UKV 29 01 2016 25617 ...

Page 2: ...product is not intended for use by persons with reduced physical fitness mental efficiency or without sufficient experience and knowledge if they are not supervised or instructed by a person responsible for their safety Operation of the product by children is strictly prohibited We reserve the right to make the product design changes and changes in the manual NIBE 2016 ...

Page 3: ... of the Tank 7 3 2 Housing Disassembly 7 3 3 Installation Requirements 8 4 CONNECTION AND START UP 9 4 1 Connection 9 4 2 Start Up 9 4 3 Thermal Insulation of the System 9 4 4 Frost Protection 9 4 5 Warnings and Practical Recommendations 10 5 SERVICE 10 6 RECYCLING AND DISPOSAL 10 7 TECHNICAL DATA 10 7 1 Dimensions 11 8 WARRANTY TERMS CONDITIONS 14 ...

Page 4: ... the installation in spection and maintenance are intended for the quali fied installer CAUTION The manufacturer shall not be held liable for any da mages caused by failure to comply with the recommen dations and observations contained in this Manual CAUTION Buffer tanks are used for storage and transfer of energy conta ined in the heating medium The accumulated energy is trans ferred to the heati...

Page 5: ... return from the heating system 9 Connector pipe return to the heat source 10 Lower tank insulation 11 Adjustable foot 12 Thermometer 13 Connector pipe for mounting electric heating unit 14 Tank cover 4 4 2 2 9 9 6 6 All products are ready for the installation of a heating unit containing an electric heater with thermostat and thermal switch Information INSTALLATION AND OPERATING MANUAL 14 14 UKV ...

Page 6: ...ector pipe supplying from the heat source 5 Temperature sensor cover 6 Steel tank 7 Tank insulation 8 Connector pipe return from the heating system 4 10 11 10 2 9 6 Fig 9 Side view of the UKV 20 750 and UKV 20 1000 buffer tank 14 15 9 Connector pipe return to the heat source 10 Connector pipe 11 Water gate 12 Lower tank insulation 13 Adjustable foot 14 Thermometer 15 Connector pipe for mounting el...

Page 7: ...e the jacket surrounding the tank housing jacket 6 Remove the four piece thermal insulation 1 2 3 4 5 6 Buffer tanks of UKV Series should be installed in a dry area protected against temperatures below 0 C e g in the base ment boiler room etc Location and manner of installation must ensure trouble free maintenance and servicing of the unit in the future Select the device location in a way allowing...

Page 8: ... source with blow off pressure not exceeding the max operating pressure of the unit for the max operating pressures of the units see Table 1 Technical data Some amount of the heating medium can leak from the safety valve during normal operation therefore you should install a drain line in the safety valve allowing safe drain of the heating medium to the sewerage or drain grate Safety valve drain l...

Page 9: ...ank and the C H sys tem after filling them Vent the unit through the vent installed in the top head of the tank see Fig 14 After completion of the above steps the system is ready for operation You can use the facility heating system after star ting up the heat source and reaching the required temperatu re of the heating medium Switch OFF the heating units and wait until the he ating medium cools d...

Page 10: ...ging in which the product is delivered is made mainly of materials suitable for recycling and utilization After installation you should ensure the proper disposal of packaging in accordance with applicable regulations Information Warnings Never activate circulation of the heating medium unless the buffer tank is filled with the heating medium Never operate the buffer tank if you find any malfuncti...

Page 11: ...000 INSTALLATION AND OPERATING MANUAL 7 1 Dimensions F F E E D D L L N N M M J J K K H H I I G D D E E F F G H H I I J J K K L L O O W W Fig 15 Dimensions of the UKV 20 220 buffer tanks Fig 16 Dimensions of the UKV 20 300 20 500 buffer tanks ...

Page 12: ... tanks Table 3 Dimensions of the UKV 20 220 20 300 20 500 buffer tanks INSTALLATION AND OPERATING MANUAL Connection U m Buffer tanks UKV 20 220 UKV 20 300 UKV 20 500 D Return to heat source inch 1 female E Heating unit connection inch 2 female F Supply from heat source inch 1 female G Heating unit connection inch 2 female H Return from heating system inch 1 female I Temperature sensor cover mm ø16 ...

Page 13: ...ensor enclosure mm ø16 female O Thermometer enclosure mm ø10 female P Heating system supply inch 2 female N Vent inch female Dimensions UKV 20 750 UKV 20 1000 B mm 1020 1130 C mm 1000 1110 D mm 100 115 E mm 498 533 F mm 528 563 G mm 1028 1063 H mm 1548 1583 I mm 100 115 J mm 558 593 K mm 708 743 L mm 1023 1058 M mm 1213 1248 N mm 1393 1428 P mm 1773 1828 S mm 2010 2078 W mm 21 0 15 INSTALLATION AN...

Page 14: ...14 Buffer tanks UKV 20 220 300 500 750 1000 NOTES NOTES ...

Page 15: ......

Page 16: ...rielle RD 28 Rue du Pou du Ciel 01600 Reyrieux Tel 04 74 00 92 92 Fax 04 74 00 42 00 E mail info nibe fr www nibe fr FR NIBE Energy Systems Ltd 3C Broom Business Park BridgeWay Chesterfield S41 9QG Tel 0845 095 1200 Fax 0845 095 1201 E mail info nibe co uk www nibe co uk GB NIBE Energietechniek B V Postbus 634 NL 4900 AP Oosterhout Tel 0168 477722 Fax 0168 476998 E mail info nibenl nl www nibenl n...

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