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Beschikbare talen
Beschikbare talen
INSTALLATION
Maintenance
14. Maintenance
WARNING Electrocution
Before any work on the appliance, disconnect all poles
from the power supply.
Draining the appliance
The appliance can be drained for maintenance work.
WARNING Burns
Hot water may escape when you drain the appliance.
f Close the shut-off valve in the cold water inlet line.
f Open all draw-off valves.
f Undo the water connections on the appliance.
f Store the dismantled appliance in a room free from the risk
of frost, as water residues remaining inside the appliance can
freeze and cause damage.
15. Specification
15.1 Dimensions and connections
225
140
47
b03
b02
30
100
c06
c01
b02 Entry electrical cables I
b03 Entry electrical cables II
c01
Cold water inlet
c06
DHW outlet
www.stiebel-eltron.com
20
117
35
HDB-E Si
Male thread
G 1/2 A
Male thread
G 1/2 A
15.2 Wiring diagram
3/PE ~ 380 - 400 V
1 Bare wire heating system
2 High limit safety cut-out
3 Safety pressure limiter
Priority control with load shedding relay (LR 1-A)
See also chapter "Installation / Appliance description / Accesso-
ries"
2
1
1 Control cable to the contactor of the second appliance (elec-
tric storage heater, for example).
2 Control contact drops out when switching the instantaneous
water heater on.
HDB-E Si |
27
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