Connecting The Interfaces - Kaco Powador 2002 Operating Instructions Manual

Installing the inverter
Authorised electrician
EN EN
BU
Figure 21: Negative grounding on the Powador 2002-3002
NOTE
The fuse is triggered in the event of a ground fault in the PV system. The inverter interrupts the grid
feed-in until the fuse has been replaced.
Only use identical fuses (Littelfuse KLKD1, 600 V, 1 A, fast-acting).
7.4

Connecting the interfaces

All interfaces are connected on the communication circuit board. The circuit board is located directly underneath
the terminal block of the cable feed.
Risk of fatal injury due to electric shock
Severe injury or death may result from improper use of the interface connections and failure to
observe protection class III.
›
NOTE
When routing the interface connection cable, note that too little clearance to the DC or AC cables can
cause interference during data transfer.
Page 24
RD GN/YE BK GN/YE
DANGER
The SELV circuits (SELV: safety extra low voltage) can only be connected to other SELV circuits with
protection class III.
GN/YE BU GN/YE
Figure 22: Negative grounding on the Powador 4202-
6002 (via PE terminal)
Operating Instructions for Powador 2002-6002_EN
BK RD