CTC Union EcoLogic L, Руководство по установке и обслуживанию

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137
CTC EcoLogic M/L
1. 2.
B
B
A
A
C
C
3. 4.
B
B A
A
C C
9.1 Three-way mixing valve
9.1.1 Three-way mixing valve VRG 131 ARA 671
Installation options with CTC’s three-way mixing valves.
Note the importance of the connections and the positioning of the shaft
coupling.
System 1 Other connection
methods
A From the heat pump (also distributed to the
boiler’s return connection)
Return fl ow
B Boiler water (from the boiler’s primary fl ow) From the energy
source*
C Radiator primary fl ow (to port AB on the
diverting valve)
Primary fl ow
The mixing valve motor is mounted on the valve
with the knob in the centre position.
Connection as per 1 and 2
The motor must move in a
clockwise direction to close.
increase decrease
Connection as per 3 and 4
The motor must move in an
anticlockwise direction to close.
increase decrease
* Energy source refers to the energy that the mixing valve utilises as an
energy source, i.e. the energy that the valve mixes into the system.
Energy can come from an additional boiler, a wood boiler, a solar tank and/or
the main pipe in the heating circuit.