SOLARFOCUS Vampair, Руководство по установке

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8 Electrical connection
X2 - Power supply for electric heating ele-
ment
–
Electric heating element with 3, 6 or max. 9 kW
power can be connected, 400 V AC, terminals
3/N/PE
–
Recommended fuse B16 A
–
Wiring diagram for electric heating element > 20
–
≥2.5 mm² up to 20 m cable length, 4 mm² with
cable length over 20 m (use flexible cable).
X3 - Control power supply for heat pump,
control and primary circuit circulation pump
–
230 V, 10 A, terminals 1/N/PE
–
Recommended fuse B10 A
–
Cable cross-section ≥1.5 mm²
X5 - Bus cable (RS485)
–
Cable length up to 100 m: 2x2x0.22 mm²
Cable length 100 m to 200 m: 2X2x0.34 mm² (e.g.
Lapp Unitronic Bus Can, No. 2170263)
–
AWG22, STP (=Shielded Twisted Pair)
–
Nominal resistance: 120 Ohm
–
Line capacitance per metre: <60 pF/m
–
Loop resistance: <160 Ohm/km
X6 - Analogue input
–
0 to 10 V input, for heat pump output specification
8.3 Seal the connection cable piping
►
Seal the gap between the cables and the electro-
piping
for both hoses and on both sides of
the piping (pipe start and end), e.g. use acrylic
sealing compound, no PU foam, this measure
serves to prevent condensation forming.
Abb. 2-39: Seal pipes
Installation manual vampair 29