CP20.241-R1, CP20.241-R2,

CP20.241-R3

CP-Series

June 2017 / Rev. 0.1 DS-CP20.241-R2-EN

All parameters are typical values specified at 20A, 230Vac, 25°C ambient and after a 5 minutes run-in time unless otherwise noted.

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14/30

P R E L I M I N A R Y

This feature is available only for the CP20.241-R2 unit, which is equipped with hot-swappable plug connectors.

Fig. 14-1 Replacing the power supply or redundancy module while the system is running

Load

I

I

L

N

PE

1a

L

N

PE

+

-

CP20.241-R2

Power Supply

DC-OK

DC-

OK

Output 24V 20A

Input

L

N

PE

+

-

CP20.241-R2

Power Supply

DC-OK

DC-

OK

Output 24V 20A

Input

1b

2a

3a

3b

2b

Replacement instructions (Example for left power supply):

-

Switch-off circuit breaker (1a).

-

Remove plug (2a).

-

Remove plug (3a). The plug prevents the cables from shorting.

-

Change power supply.

-

Put the plug (3a) back in.

-

Put the plug (2a) back in.

-

Turn-on the circuit breaker (1a).

-

The circuit is redundant again.

To replace the right power supply, repeat the process above using (1b), (2b) and (3b).