Operating Instructions and Installation Instructions

28
Installation - for qualied contractors
15. Specication
15.1 Dimensions and connections
395
100
485
325
45
5
93
226
190
50
112
190
35
c01
c06
b02
D0000017757
b02 Entry electrical cables I
c01 Cold water inlet Male thread G 1/2 A
c06 DHW outlet Male thread G 1/2 A
Alternative connection options
325
50
50
35
40
b03
b02
b04
b04
b04
D0000019778
b02 Entry electrical cables I
b03 Entry electrical cables II
b04 Entry electrical cables III
15.2 Wiring diagram
3/PE ~ 380-415 V
85_02_02_0005
1 Heater
2 High limit safety cut-out
3 Safety pressure limiter
Load shedding relay LR 1-A
85_02_02_0003_
2
1
1 Control cable to the contactor of the second appli-
ance (e.g. electric storage heater).
2 Control contact opens when switching the instanta-
neous water heater on.
15.3 DHW output
DHW output is subject to the mains voltage, the appli-
ance’s connected load and the cold water inlet tempera-
ture. The rated voltage and rated output can be found on
the type plate (see chapter “Troubleshooting”).
Connected load in kW 38 °C DHW output in l/min.
Rated voltage Cold water inlet temperature
380 V 400 V 415 V 5 °C 10 °C 15 °C 20 °C
16,2 7,0 8,3 10,1 12,9
16,3 7,1 8,3 10,1 12,9
18,0 7,8 9,2 11,2 14,3
19,0 8,2 9,7 11,8 15,1
19,4 8,4 9,9 12,0 15,4
21,0 9,1 10,7 13,0 16,7
21,7 9,4 11,1 13,5 17,2
22,6 9,8 11,5 14,0 17,9
23,5 10,2 12,0 14,6 18,7
24,0 10,4 12,2 14,9 19,0
24,4 10,6 12,4 15,2 19,4
25,8 11,2 13,2 16,0 20,5
26,0 11,3 13,3 16,1 20,6
27,0 11,7 13,8 16,8 21,4