Functions

The 3KC3 and 3KC6 transfer switching equipment offers the following functions for maintaining a power supply:

Function

3KC3

3KC6

Remotely operated transfer switching (RTSE)

-

Automatic transfer switching (ATSE)

-

Load transfer switching (between two loads)

-

Network / network applications

1)

Generator/generator applications

1)

-

Network / generator applications

1)

-

External power supply

-

Internal power supply

-

Manual operation of positions I, 0 and II

Remotely operated electrical actuation of positions I, 0 and II

-

Automatic check of positions I, 0 and II

-

Monitoring of phase sequence in sources I and II

-

-

Monitoring of voltage and frequency in sources I and II

-

Configuration of control unit using potentiometer and DIP switch

-

Setting of operating voltage and frequency, voltage threshold, frequency threshold

-

Operation with or without priority

-

Selection of the prioritized source

-

Adjustable switching time

-

Actuation mode: impulse or continuous operation logic

-

Actual switch position visible in two places

LED display for source availability, automatic mode, fault indication

-

Display of source availability (via output)

-

Inhibiting of automatic mode (via inputs)

-

Actuation of position 0 (via inputs)

Power supply via 2 inputs (internal dual power supply)

-

1) Possible with an appropriate, separate transfer control device