&
Three-way diverter valve (heating/cooling)
&
Two-way s hut off valve (only for the NC-Box without mixer)
&
Three-way mixer with motor ( only for the NC-Box with mixer)
&
Natural cooling extension kit (electrical control)
&
Thermally insulated and sound insulated, vapour diffusion-proof
EPP casing
A From the heati ng/cooling circuit
B To the heating/cooling circuit
C Brine from the g round probe/collector (direct)
D To the heat pump heating circuit return
E From the heat pump heating circuit flow
F Brine to the ground probe/collector (via the primary flow of the
refrigerating module)
G Cable entry (4 no.)
Information appertaining the following table:
The refrigerating capacity to be expected also largely depends on
the sizing and the type of t he heat source. At the end of the heat-
ing season the refrigerating capaci ty is at its maximum level and
degenerates as the ground is loaded with heat.
Specification
Max. permiss. heat pump output 16 kW
Expected refrigerating capacity subject
to the heat pump output
– 16 kW approx. 5.00 kW
– 8 kW approx. 2.50 kW
– 4 kW approx. 1.25 kW
Permissible ambient temperatures
– during operation +2 °C to +30 °C
– during transport and storage –30 °C to +60 °C
Dimensions
– Total length 520 mm
– Total width 580 mm
– Total height 420 mm
Weight
– NC-Box without mixer 25 kg
– NC-Box with mixer 28 kg
Connections
– Brine (flow and return) G 1½"
– Heating/cooling circuit (flow and
return)
G1"
– Heat pump (flow and return) G 1" (adaptor t o the
Multi-connect system
DN 20 part of the stan-
dard delivery)
Natural cooling accessories with individual components
Two-way motorised ball valve (DN 32)
Part no. 7180 573
&
with electric drive (230 V)
&
Connection R 1¼"
Three-way diverter valve (DN 32)
Part no. 7165 482
&
with electric drive (230 V)
&
Connection R 1¼"
Plate-type heat exchanger
see Vitoset pricelist
Frost stat
Part no. 7179 164
Natural cooling extension kit
Part no. 7881 418
Components:
&
PCB for processing signals from t he contact humidistat and the
frost stats (for low voltage or 230 V ∼) and for controlling t he
hydraulic components of the natural cooling function
&
Connection plug for the two-way motori sed ball valve, t hree-way
diverter valve, primary and secondary cooling circuit pump,
power supply, control signal, contact humidistat and frost stat
&
Installation accessories
Contact humidistat
Part no. 7881 418
&
Contact sensor for capturing the dew point
&
to prevent the formation of condensate
5822 347-2 GB
12 VIESMANN VITOCAL 200-G
Accessories (cont.)
(80 pages)
(10 pages)
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