Mounting and connecting the dual power supply (DPS)

The 3KC3 transfer switching equipment can be supplied from two 230 V AC power supply systems with a dual power supply (3KC9625-1).

Properties of the dual power supply:

Mounting the dual power supply

The dual power supply must be mounted on a standard mounting rail.

  1. Place the dual power supply (3KC9625-1) from above onto the standard mounting rail using the plug-in assembly.

    87259541259_Thumbnail.png
    Mount the dual power supply (DPS) on the standard mounting rail
  2. Align the clip assembly with a screwdriver, as shown in the figure.

  3. If you have aligned the plug-in assembly on the underside, press the device carefully to the rear until the plug-in assembly audibly engages also on the underside.

Connecting the dual power supply

See the table below for the requirements of the supply lines needed for the connection:

Cu

86815686539.png

Ue = 240 V AC

Uimp = 4 kV

86816851595.png

0.5 ... 2.5 mm2

Ie = 3 A

86816915851.png

0.5 ... 1.5 mm2

  1. Strip the cable insulation as shown in the figure below.

  2. Connect the dual power supply (3KC9625-1) with the appropriate tool in accordance with the figure.

    98856531723.png
    Connect the dual power supply (DPS)
87259541259.png