Danfoss DHP-R 7UA HPC EM, Руководство по установке

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VMILF102
6 – Danfoss VMBQI102
Installation for TWC function (tap water control)
Application
In the TWC mode, the expansion module ensures that outgoing hot tap wa- ter
and heat water circulation have a sufficiently high temperature, to prevent the pre -
sence of Legionella bacteria .
TWC operation is achieved by setting the switch according to the figure .
Required accessories
2 PT1000 strap-on temperature detectors with 2 m of cable, item no .
086U3365 (item number corresponds to 1 transmitter)
One of the following modular cables:
Modular cable 0.3 m, item no. 086U4227
Modular cable 1.1 m, item no. 086U4228
Modular cable 10.0 m, item no. 086U4229
Connection block, item no. 086U5121
System image
Sensor, water heater
A strap-on temperature detector is connected on the supply line lead of the end heater, before the mixing valve.
Sensor, hot water return
A strap-on temperature detector is connected on the return lead of the warm water circulation, before the circulation
pump .
Heat circuit
Hot gas circuit
Cooling agent circuit
VVB VVB VVB VVB
Modular cable
Sensor, water heater
Electric cartridge
Sensor, hot water return
Expansion module
tWc function
KV
VV
VVC
DHP-R
Eco