Connection Of The 3Wl Air Circuit Breaker; Transfer Between Two 3Wl10 Air Circuit Breakers, With Electrical Interlock - Siemens SENTRON ATC6500 Manual

7.5

Connection of the 3WL air circuit breaker

7.5.1

Transfer between two 3WL10 air circuit breakers, with electrical interlock

For the application 2S-0T the following diagram applies:
You can find more information on the applications in chapter Load management with the
ATC6500 (Page 20)
Code Description
BRK 1 3WL10 air circuit breaker for Source 1
BRK2 3WL10 air circuit breaker for Source 2
AUX 1 Auxiliary switch (for electrical interlocking)
AUX 2 Auxiliary switch (status)
S24 Alarm auxiliary switch (trip)
ST Shunt trip
CC Closing coil
M Motor operator
Note
IEC regulations
According to IEC regulations, the fusible element must be connected via a cable compliant
with IEC 61439-1 which is protected against ground faults and short circuits. To this end,
please observe the applicable national standards for electrical installations.
3KC ATC6500 transfer control device
Manual, 05/2019, L1V30538268002A-01
7.5 Connection of the 3WL air circuit breaker
Connection
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