Eaton SVS/12, User Manual

Page: 17 / 138

SVS/12
994.530 G01 02 17
2.2 Description of panel types 630 A
2.2.1 Circuit-breaker panel
A circuit-breaker panel includes the following principal
components as standard:

a busbar system

a disconnector

a circuit-breaker

one of four connection possibilities:

three plug-in connection cones (24 kV) for one
cable per phase (figure 1)

three plug-in connection cones (24 kV) for two
cables per phase (figure 2)

a terminal block with locked cable entry ports for
Eaton Magnefix cable boxes (12 kV) (figure 3)

three terminal blocks for cable socket connection
(12 kV) for one cable per phase, see chapter 2.3.1,
figure 3.

an operating mechanism

a control panel
Options
The following options are available as standard:

auxiliary contacts for circuit-breaker and disconnector

electrical opening and closing of the circuit-breaker

cable side voltage transformers

cable side overvoltage deflectors

secondary instrument compartment

current transformers, secondary equipment
Applications of standard version

Incoming and outgoing supply panels

Generator panels

Motor panels

Transformer panels
SPECIAL VERSION

Circuit-breaker with integrated protection No separate
auxiliary voltage is needed, since the current
transformers supply the power for opening.
Applications of special version

Protected transformer panel or cable panel in stations
without auxiliary voltage.
Operat ing
mechanism
Cont rol
panel
Circuit -
breaker
Disconnect or
Busbar syst em
Connect ion cone
1.
2.
3.