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4

General

Buffer tanks

UKV 20-40, UKV 20-100

Chapter 1 | 

1 General

Introduction

Thank you for your confi dence and choice of equip-

ment by NIBE. To fully benefi t from the advantages of 

this product, please read this Manual before using it, 

and in particular chapters relating to the application, 

installation and maintenance, and warranty. Please 

keep this Manual in a safe place for future reference.

 Intended Use

Buffer tanks are used for storage and transfer of ener-

gy contained in the heating medium. The main task of 

the buffer tanks with capacities of 40 L and 100 L is 

to increase capacity of the heating circuit. In addition, 

the 100 L tank is a hydraulic coupler is in the heating 

system. The accumulated energy is transferred to the 

heating system. Buffer tanks can operate with a va-

riety of heat sources in central heating systems such 

as heat pumps, solid fuel boilers, solar heating sys-

tems, etc.When used in the system containing a solid 

fuel-fi red  boiler,  the  low  capacity  tank  improves  the 

uniform heat removal. It reduces the amount of fi re 

ups and additionally enables the boiler operation at 

the design power rating. This also enhances the effi -

ciency and life of the boiler. 

When operating with a heat pump, the buffer tank task 

is to increase the capacity of the heating system. The 

use of buffer limits the number of compressor star-

t-ups, which extends its life. NIBE buffer tanks ena-

ble operation with virtually any type of central heating 

system. During the installation and operation, always 

follow the instructions in this Manual.

Fig. 1 

UKV 20-40 buffer tank.

Fig. 2 

UKV 20-100 buffer tank.

Sections of the Manual relating to the instal-

lation, inspection and maintenance are inten-

ded for the qualifi ed installer.

CAUTION

The manufacturer shall not be held liable for 

any damages caused by failure to comply 

with the recommendations and observations 

contained in this Manual.

CAUTION

Buffer tanks are designed for heating up and 

supplying  the  heating  medium.  Any  inap-

propriate use, not in compliance with its 

intended  use  is  not  permitted.  Neither  ma-

nufacturer nor supplier shall be responsible 

for damages resulting from this.

CAUTION

Summary of Contents for UKV 20-100

Page 1: ...26 07 2017 26532 Installation and Operating Manual Buffer tanks UKV 20 40 UKV 20 100 Installation and Operating Manual...

Page 2: ...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 Ope...

Page 3: ...llation___________________6 Location of the Tank_______________________ 6 Installation Requirements___________________ 6 Installation of the Temperatur Sensor__________ 7 Installation of electric heat...

Page 4: ...pacity tank improves the uniform heat removal It reduces the amount of re ups and additionally enables the boiler operation at the design power rating This also enhances the ef ciency and life of the...

Page 5: ...s ex cellent thermal insulation properties of these devices All devices in the Series are in aesthetic plastic body Tanks have connector pipes and temperature sen sor cover for mounting the sensor and...

Page 6: ...l the appropriate safety valves UKV buffer tanks can be included in an open C H sys tem protected in accordance with actual norms or standards of protection Buffer tanks Series UKV can be connected to...

Page 7: ...n opposite con guration TIP We recommend connecting the tank connector pipes with the system lines by means of unions to allow disconnection of the tank if required TIP In closed systems use of a safe...

Page 8: ...e centres Open the vent to vent the buffer tank before the heating season start Check lling of the C H system from time to time Practical Recommendations Installation of electric heating module ONLY U...

Page 9: ...ent When selecting materials we took into account both the possibility of reuse of materials recycling that can be disassembled and separated from materials unsuitable for recycling as well as risks a...

Page 10: ...ffer tanks 1 int 450 temperature sensor cover 260 450 225 Fig 15 Dimensions of the UKV 20 40 buffer tanks Parameter U m Buffer type UKV 20 40 UKV 20 100 Energy ef ciency class B C Storage volume V l 3...

Page 11: ...11 Buffer tanks UKV 20 40 UKV 20 100 Notes...

Page 12: ...ielle 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...

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