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6.1.2. Circuit breaker FSK1025
Designation
Value
Type: 2500
Frequency
50 Hz – 60Hz
Operating voltage
25 kV
Number of phase
1 or 2
Rated voltage
acc.
To EN 50124-1
acc.
To EN 60694
27.5 kV
27.5 kV
Rated power frequency withstand voltage
Phase to earth
Across open contacts
Electromagnet, electronics and wiring to earth
(50Hz / 1 min)
105 kV
105 kV
2 kV
Rated lightning impulse withstand voltage
Phase to earth
Across open contacts
(1.2/50
µ
s)
250 kV
250 kV
Rated currents
Normal current
Short-circuit breaking current
Rated peak withstand current
Short circuit making current
Short time withstand current (3 s)
2500 A
25 kA
63 kA
63 kA
25 kA
Rated operating sequence
CB
O – 0.3s – CO – 60s – CO
Closing time
65 ms
Opening time
45 ms
Strength of the circuit-breaker pole
mechanical
class M2=
with maintenance
Operating cycles
10000
30000
Strength of the vacuum interrupter
Mechanical operating cycles
Electric power at rated current
Electric power at rated short-circuit break current
20000
20000
50
6.2. MABS Control Card
Specifications are valid for cards in revision from “Rev. 06“ onwards
A detailed description of the control card is provided in a separate operating manual and is available on
special request
6.2.1. Supply Voltages
“Low Voltage“ and ”High Voltage“ describe the two available supply voltage variants that exist for the MABS
control card.
Description
Value
Tolerance
Frequency
Insulation
Low Voltage
24…60 V
DC
-30%…+25%
-
Galvanic,
24…48 V
AC
-15%…+10%
50/60 Hz
2.5 kVrms
High Voltage
110…250 V
DC
-30%…+12%
-
Galvanic,
100…240 V
AC
-15%…+10%
50/60 Hz
2.5 kVrms
Table 1 Supply Voltage
6.2.2. Power Consumption
Power Consumption
[W]
Continuous in static mode (nominal)
5-10
Maximum during the capacitor charging operation
approx. 75
Table 2
Power Consumption
Summary of Contents for FSK II S +
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