3KC3 and 3KC6 transfer switching equipment3KC3 and 3KC6 transfer switching equipment
Inputs and outputs of the 3KC6 transfer switching equipment
The location of the inputs and outputs of the 3KC6 transfer switching equipment is shown below:

Designation |
Pin |
Explanation |
Properties |
Recommended cable cross-section |
Inputs |
207 |
Control terminal for inputs 208 – 210 |
Do not supply power. Use only with floating contacts and supply via pin 207. |
0.5 … 2.5 mm² (solid) 0.5 … 1.5 mm² (stranded) |
208 |
Command for switching to position 0 |
|||
209 |
Selection of source priority: Not bridged: Priority source I Bridged: Priority source II |
|||
210 |
Inhibition of automatic mode: Bridged: Automatic mode inactive |
|||
Outputs |
63/64 |
Source availability: Open: Source I and source II not available Closed: Source I and/or source II available |
250 V AC 0.5 A AC1 |
|
73/74 |
Not assigned |
NOTICE
Do not connect inputs 207 to 210 to the power supply.
Avoid any pressure on the connector when connecting additional cables.