Description
38
9229 9860 176 0E
2013-08-22
Circuit diagrams
The circuit diagrams show all the available components with their wiring options.
Fig. 51 to Fig. 57 show some non-binding examples of vacuum circuit-breakers.
The circuit diagrams for the vacuum circuit-breaker are compiled depending on your
order.
Mechanical manual closing and electrical closing
Fig. 51
Example – circuit diagram connection via low-voltage interface, 64-pole,
basic version
Electrical manual closing and electrical closing
Fig. 52
Example – circuit diagram with connection via low-voltage interface 64-
pole
This legend is also valid for the following circuit diagrams.
-Y1
-Y2
-Y4
-Y4
-Y5
-Y6
-Y7
-Y7
“OPEN” release
-Y1
-Y2
-Y4
-Y4
-Y5
-Y6
-Y7
-Y7
“OPEN” release
extended auxiliary switch
HA
Manual opening
HE
Manual closing
K1
Contactor relay (anti-pumping device)
M1
Motor
P
Energy storage mechanism
R1
Resistor
S1
Auxiliary switch
S10, S11
Position switch (mechanical anti-pumping device)
S12
Position switch (prevents electrical closing if there is a
mechanical locking device)
S21, S22
Position switches (switch off the motor after charging)
S3
Position switch (opens when closing spring is charged)
S41, S42
Position switches (signal charging status)
S6, S7
Position switches (for circuit-breaker tripping signal)
X0
Low-voltage interface
Y1
1. shunt release
Y2
2. shunt release
Y4, Y5, Y6 Transformer-operated release
Y7
Undervoltage release
Y9
Closing solenoid
V6
Integrated rectifiers for motor
Содержание 3AH3
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