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Electrical connection
Operating instructions KACO blueplanet 50.0 TL3 S/Basic/M/XL
Page 25
EN
Authorised electrician
CAUTION
Damage to the device in case of faulty configuration of the DC connector.
A faulty configuration of the DC connector (po/-) causes equipment damages in the DC
connection if it is connected permanently.
"
Please check polarity (+/-) of the DC connector before connecting the DC generator
"
Before using the solar modules, check the vendor’s calculated voltage values against those actu-
ally measured. The DC voltage of the PV system must not exceed 1100V at any time.
Connecting the PV generator (S, Basic + M version)
ඣ
PV generator is dimensioned according to the performance character-
istics of the unit.
1.
Unscrew the cable fittings.
2. Remove the outer cladding of the DC cables.
3. Insert the DC cables through the cable fittings into the connection area
(see Figure 18 on page 19).
4. Strip the insulation from the DC cables.
5. Fit the DC cables with a ring cable lug.
6. Remove the protection against contact from the PV+ and PV- terminal.
7. Screw the cable ends onto the DC connections (PV+/PV-) according
to the polarity of the PV generator (tightening torque - see Table 5 on
page 19).
8. Check secure fit of all connected cables.
9. Remove the protection against contact from the PV+ and PV- terminal.
10. Tighten the cable fittings.
»
The inverter is connected to the PV generator.
PV +
PV-
20 mm
20 mm
Ø 9 mm
Figure 32: PV connection (blueplanet
50.0 TL3 - Basic + M)
PV +
PV-
20 mm
20 mm
Ø 9 mm
Figure 33: PV connection (blueplanet
50.0 TL3 - S)
Connecting the PV generator (XL version)
ඣ
PV generator is dimensioned according to the performance characteris-
tics of the unit.
1.
Remove protective cap from the DC connection plugs.
Note:
For each plug connector pair, the power output can be connected in
relation to the string fuse size used.
2. Connect the PV generator to the DC plug connectors on the underside
of the unit according to the polarity of the PV generator.
3. Meet the requirements of protection rating IP65 by closing the unused
plug connectors with protective caps.
4. Put on cover to safeguard the DC connections and latch into place by
pressing it.
»
The inverter is connected to the PV generator.
DC+
DC-
Figure 34: PV connection (blueplanet
50.0 TL3 - XL)
Содержание blueplanet 50.0 TL3 S
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