Connecting The Dev, Kev - Koch 2.0 Series Operating Manual

5.1.2
The commissioning
procedure

Connecting the DEV, KEV

Fig. 8: Connection diagram
1 Application
2 Energy storage solution (DEV, KEV)
1
Fig. 9: Connecting terminals on the bottom of the housing
Determine the polarity of the DC link connections.

De-energise the DC link.

Make sure that there is no voltage on the DC link.

Remove the discharge bridge r between "–DC" q (black terminal) and "BR" w

(grey terminal).
Make sure that there is no voltage between "–DC" q (black terminal) and "+DC" e

(red terminal).
Connect the negative pole of the application's DC link output with

"–DC" q (black terminal) on the Energy storage solution.
Connect the positive pole of the application's DC link output with

"+DC" e (red terminal) on the Energy storage solution.
5 Commissioning
1
2
2
3
Operating manual Energy storage solutions
4
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V1.3DE/EN