Connection
7.2 General connection drawings
3KC ATC6500 transfer control device
Manual, 05/2019, L1V30538268002A-01
91
7.2.2
Transfer with 2 circuit breakers
With electrical interlock
Code
Description
BRK1 / BRK2
Breaker 1/2
In the drawing shown above an electrical interlock is achieved by means of the auxiliary
switches. A mechanical interlock can be applied in addition.
Note
Implementation of the power supply
More information on implementing the power supply of the ATC6500 via the inputs 53, 54
and / or the inputs 26, 27 can be found in chapter Connection of the power supply.
The following basic parameters must be set for the circuit diagram shown:
Terminal
Parameter code
Settings
-
P02.01 System configuration
A: 2S-0T
-
P02.22 Management of the tie breaker
(TB)
OFF
-
P08.01 Type of breaker
Breaker pulse or breaker continuous
40 (INP1)
P12.1.01 Function of the input INP1
Source 1 breaker closed (feedback 1)
41 (INP2)
P12.2.01 Function of the input INP2
Source 2 breaker closed (feedback 2)