10
Vacuum interrupter/
operator
Figure 3: Operator panel controls
Item
Description
53.0
Close pushbutton
(black)
54.0
Open pushbutton
(red)
58.0
CLOSED/OPEN
indicator
59.0
Operations counter
105.1
LEDs:
Red LED indicates
error.
Yellow LED indicates
open possible
(energy sufficient for
OPEN operation).
Green LED indicates
ready (energy
sufficient for OPEN-
CLOSE-OPEN cycle).
54.0
105.0
53.0
59.0
58.0