9
ECOTHERM
Heat transfer solutions
®
Operating Instructions High Capacity Water Heaters Models EHRE/EHPE & EDRE - ELC 11
safety instructions and General information
Fig. 2b: High capacity water heater model ED using steam boilers
Fig 2a: High capacity water heater model EH (with external descale funktion)
Ps
T2
1
M
9
11
12
13
14
15
9
KW
16
Drain
17
T1
HE
feed
Heating off
Heating on
T4
T3
T5
3
5
19
Pp
8
4
7
18
9
9
11
HW feed
HW return
HE
return
SV
P1
P2
9
Air vent
17
17
9
9
14
10
9
Z
WW
Circulation
Scope of delivery
Ring heating line - return
Ring heating line - feed
M
M
M
2
Ps
6
T2
1
9
11
12
13
14
15
9
Cold water
16
Drain
17
T1
Heating
off
Heating
on
T3
3
19
8
18
6
SV
5
P1
P2
9
Air vent
17
17
9
9
14
10
9
Z
Warm water
Circulation
Scope of delivery
2
Return
Condensate
steam supply
T4
ST
M
20
21
22
Heat exchanger
hot water output
(secondary)
Heat exchanger
cold water
feed
(secondary)
