E
LTG Incorporated · PO Box 2889 · Spartanburg, S.C. 29304, USA
Chilled beams HDF-us-OM (01/17)
Phone 864 599-6340, Fax -6344 · [email protected] · www.LTG-INC.net
Former editions are invalid · Subject to technical modifications
page 19 of 30
Installation, operating and maintenance instructions
Active chilled beams HDF-600, ceiling installation
Continuation 5.3 Water Connections
The water connection side is to be specified when ordering
the unit. Some units offer a possibility to still change the
side during installation by removing 4 bolts.
Execute the heat exchanger connection as follows:
- Vertical heat exchangers:
water supply below, water return above
- Horizontal heat exchangers:
unit's front side: water supply,
unit's back side: water return
Example for water connection using flexible hose
(quick coupling connection to heat exchangers)
Hose without insulation. For insulated hoses, dimensions will change accordingly
(10 mm Armaflex insulation).
Hose for connection to heat exchanger with smooth tube end diameter 0.47 in,
connection types: quick coupling, quick coupling with venting
Different hose connections, thread diameter acc. to customer requirements or standard 1/2”
min. 5.9
min.1.4
mi
n.
1.
4
min.R20
approx. 3.9
approx. 7.9
min. 5.9
min. 1.4
mi
n.
1.
4
min. R20
approx. 3.9
approx. 7.9
Ø
0.6
7
D
N
0.4
7
Ø
0.6
7
D
N
0.4
7
Example for water connection using transition - LTG description VSG 10/ 2 EH (venting),
straight-way valve and flexible hose
min. 1.4
m
in.
1.
4
min. R20
Hose without insulation. For insulated hoses, dimensions will change accordingly.
Hose for connection to angle or straight-way valve,
connection type: AGK, external thread, tapered 1/2”
Different hose connections, thread diameter acc. to customer requirements or standard 1/2”
Ø
0.5
9
D
N
0.4
Summary of Contents for HDF-600
Page 31: ......
