Symbol Description
Disconnector
Junction
Motor
Reactor
Surge arrestor
Trafo 2 windings
Trafo 3 windings
Truck
VT 2 windings
12.1.3 Control screen messages
These messages appear at the bottom of the SLD screen and are in the form of a
prompt asking the user to confirm an action, such as the opening of a circuit breaker.
They can also warn the user as to conditions that are a hindrance to the intended action,
such as an interlocking condition. The user may be given the choice to override certain
conditions.
Section 12
Control and supervise the bay
RET 670 Operator's manual
1MRK504049-UEN rev. D
77