If these instructions are not observed, it
may result in malfunction or damage to the
equipment.
Tips and advice that make the work easier.
1.3 Target group
These installation and operating instructions are
intended for professional as well as non-professional
users.
2. Product introduction
2.1 Product description
The Grundfos GT-U, GT-H, and GT-HR are long-life
pressure tanks ideally suited for controlling the
pressure in domestic and industrial applications.
GR-1032823
Example of GT-U tank
2.2 Intended use
• 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
a pump.
• GT-HR for use in cooling or heating systems.
The table below shows the tank types in relation to
the application.
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.
2.3 Identification
2.3.1 Nameplate for GT-H, GT-HR, GT-U
Part No.
Serial No.
Commercial Type Factory Precharge Connection
Max. Work. Temperature (TS)
Prod. Year/Week/Day
identical in construction with
Max. Work. Pressure (PS)
Test Pressure (PT)
Precharge Pressure on-site
Drawing No.
Nominal Volume
Eective Volume
Manufactured for GRUNDFOS by - Reex Winkelmann GmbH - Gersteinstrasse 19 - 59227 Ahlen / Germany - Made in Poland
0045
DK - 8850 Bjerringbro, Denmark
1
2
3
4
5
6
7 8 9 13
15
14
10 11 1216
TM077015
Nameplate
Pos. Description
1 Product number
2 Serial number
3 Type designation
4 Drawing number
5 Nominal volume
6 Effective volume
7 Factory precharge
8 Max. operating pressure
9 Test pressure
10 Precharge pressure
11 Connection
12 Max. operating temperature
6
English (GB)