Kaco 87.0-165 TL3 Manual page 78

Connecting the DC cable to the DC switch
NOTE: For installation of the DC cables, use a torque wrench as well as the in-
cluded open-ended wrench for counter-resistance.
1 Pre-fit DC cable pair with the pre-installed screw and counternut onto the DC+
and DC busbar of the DC switch.
2 Option for 2 cable pairs: Insert spacer sleeve between 2 DC cables and pre-as-
semble in pairs with the provided screws and counternuts onto the DC+ and DC
busbar of the DC switch.
3 Slide the DC input plate up onto the housing base and secure. [
53.10 In-Ibs ]
4 Secure the screws and counternuts onto the DC+ and DC busbar of the DC
switch. [ W_16/17] /
5 Tighten the cable screw fitting. [
» The device is connected to the PV generator.
4.5 Connecting the DC cable in the device
↻ DC cable is ready in the connection area.
1 Position cable lug on DC- and DC+ wires according to the labelling on the bus-
bars and secure with screw, nut and washer. (Fastening elements included with
the device). [ _W17 /
2 Check that the connected cables are fitted securely.
3 Close the connection area of the device. [See operating instructions for the de-
vices]
» DC breaker is ready to use.
4.6 Sealing the connection area
↻ DC cable (& interface cable) are correctly installed.
1 Fit the cover with lever onto the housing and tighten using the 4 screws [
T_25 / 4-5 Nm]
2 Set the DC switch to the "ON" position.
» Inverter is connected to the PV generator. Connect in the mains voltage.
Page 80
265.52 In-Ibs ]
W_46 / 88.50 In-Ibs ]
30 Nm]
Option
T_30 /
Fig. 5: Fit DC cables to switch
1 Nut
2 Lock washer
3 Spacer sleeve
4 Fixing screw
Fig. 6: DC connection to inverter
1 Stock nut
2 Lock washer
3 Fastening screw
4 DC cables
2
Fig. 7: Fit the cover
1 Cover with lever
2 Fastening screws
3 Housing
1
2
4
1
2
3
4
1
2
3
4
3
1
DC-Breaker