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Remarks
ANSI2
represent-
ation
IEC rep-
resenta-
tion
ANSI rep-
resenta-
tion
Description
Three State Switch
(Right, earthed)
Load breaker – Interme-
diate position
Load breaker – Open
position
Load breaker – Closed
position
Load breaker – Bad
(faulty) position
Contactor – Intermedi-
ate position
Contactor – Open posi-
tion
Contactor – Closed
position
Contactor – Bad (faulty)
position
Primary winding: on top. Second-
ary winding: below. All composing
elements exist as individual sym-
bols.
Power Transformer with
two Windings and no
Tap Changer
Primary winding: on top. Second-
ary winding: below. All composing
elements exist as individual sym-
bols.
Power Transformer with
two Windings and Tap
Changer
Primary winding: on top. Second-
ary winding: below left. Tertiary
winding: below right. All compos-
ing elements exist as individual
symbols.
Power Transformer with
three Windings and no
Tap Changer
Primary winding: on top. Second-
ary winding: below left. Tertiary
winding: below right. All compos-
ing elements exist as individual
symbols.
Power Transformer with
three Windings and Tap
Changer
Voltage Transformer
(measurement)
Current Transformer
(measurement)
49
COM600 series 5.1
1MRS756705
Operator's Manual