Thermostat Connection (Indirect Models Only) - Dimplex ECSd125-580 Installation And User Instructions Manual

5.7 Thermostat
connection
models only)
The indirect heating source can be
connected to the cylinder in various
ways as described by the system
supplier. The wiring and installation
principles for two typical integration
methods are detailed in Figure 8 and
Figure 9.
From control unit
To indirect pump/
two port valve
Earth
NOTE: T1 and T2 must be connected. T3 can replace T2 only
when a normally open configuration is required.
To access the wire connections of the Dual Cut Out, only component A has to be
removed.
(indirect
T1
T1
T2
T
Figure 7: Thermostat Wiring Schematic
Installation
To conform to building regulations, it is
imperative that any heat generator
connected to the cylinder is installed
through the correct twin thermostat,
which is factory fitted to the cylinder.
The two port valve supplied with the
indirect cylinder is to be installed by
default into the heating loop. For
access to the thermostat wiring see
Figure 7.
1
High
2
temp cut
out stat
1
Temp
2
control
stat
3
T4
A