Connecting the inputs and outputs of the 3KC6 transfer switching equipment

The control circuit of the 3KC6 transfer switching equipment has three control inputs (pins 208, 209, 210), a control terminal (pin 207) and an output (pins 63/64).

NOTE

3KC6 transfer switching equipment is supplied by sources I and II via internal wiring. An additional power supply is not required.

Procedure

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

Cu

86815686539.png

Lmax

86816851595.png

0.5 ... < 1.5 mm2

≤ 10 m

1.5 ... 2.5 mm2

≤ 100 m

86816915851.png

0.5 ... < 1.5 mm2

≤ 10 m

1.5 mm2

≤ 100 m

  1. Open the cover of the transfer switching equipment.

    98620133643.png
    Open the cover
  2. Strip the cable insulation as shown in the figure below.

    98851697419.png
    Strip and connect the cables
  3. Connect the supply lines with the connector for inputs 207 to 210 and outputs 63 and 64.
    Control inputs 208 - 210 must be supplied via the control terminal on pin 207 in this case.
    Pins 73 and 74 are not used and do not need to be connected.

  4. Tighten the contacts with a screwdriver.

  5. Plug the connector into the 3KC6 transfer switching equipment.

    98853758475.png
    Plug in the connector
  6. Close the cover.

    98623526155.png
    Close the cover