Grundfos GT-H, Installation And Operating Instructions Manual

Page: 5 / 92

English (GB)
5
English (GB) Installation and operating instructions
Original installation and operating instructions.
CONTENTS
Page
1. Symbols used in this document
2. General description
The Grundfos GT-U, GT-H and GT-HR are long-life
pressure tanks ideally suited for controlling the
pressure in domestic as well as industrial
applications.
Fig. 1 Example of GT-U tank
2.1 Applications
• GT-U is a vertical tank for use in cold-water
systems.
• GT-H is a horizontal tank for use in cold-water
systems. The tank has a base plate for mounting
of a pump.
• GT-HR for use in cooling or heating systems.
The table below shows the tank types in relation to
application.
1. Symbols used in this document 5
2. General description 5
2.1 Applications
5
3. Nameplate 6
4. Installation 6
4.1 Lifting the tank 6
4.2 Location 6
4.3 Precharge pressure
7
4.4 System check 7
4.5 Isolating valves 8
4.6 Maximum operating pressure 8
4.7 Relief valve 8
5. Maintenance
8
6. Technical data 8
7. Disposal 8
Warning
Prior to installation, read these
installation and operating instructions.
Installation and operation must comply
with local regulations and accepted
codes of good practice.
Warning
If these safety instructions are not
observed, it may result in personal
injury.
T
M
05
06
57
14
11
Application
Tank type
GT-U GT-H GT-HR
Drinking water ● ● -
Grey wastewater* ● ● -
Chilled water - - ●
Heating - - ●
● Recommended.
- Not recommended.
* Grey wastewater is domestic wastewater, for
example from dishwashers, washing machines
and cabinet showers.