Technical Data; Complete Switchgear - Siemens NXPLUS C Installation And Operating Instructions Manual

Description
General electrical data
High-voltage test
equipment
Power losses per panel
36/172
9

Technical data

9.1

Complete switchgear

Rated voltage
Rated short-duration power-frequency withstand voltage
- phase-to-phase, phase-to-earth, open contact gap kV
- across the isolating distance
Rated lightning impulse withstand voltage
- phase-to-phase, phase-to-earth, open contact gap kV
- across the isolating distance
Rated frequency
Rated short-circuit breaking current
Rated short-circuit making current
Rated peak withstand current
Rated short-time withstand current
Rated normal current of busbar, max.
Rated normal current for incoming and outgoing feeders A
Temperature range
1)
for ring-main panel 25 kA (1s) only for 50 Hz
2)
for ring-main panel max. 63 kA
The following table shows the power consumption per panel for dimensioning the high-
voltage test equipment. The test voltage is supplied through a feeder panel of NXPLUS C Wind.
Further panels to be tested are switched off during the test.
Test voltage [kV]
56*
* 80% according to IEC 62271-200
Rated normal Power loss [W] (rated voltage: 36 kV)
current [A]
Circuit-breaker
panel
100
200
400
630
800
1000
Revision 05 • INSTALLATION AND OPERATING INSTRUCTIONS • NXPLUS C Wind • 802-9074.9
Power consumption of the
incoming feeder panel [mA]
10
Disconnector panel
630 A
7 4
25 15
100 60
250 150
410 -
- -
kV 36
70
kV 80
170
kV 195
Hz
1)
50/60
kA max. 25
kA
2)
max. 63/65
kA
2)
max. 63/65
kA max. 25 (1 s)
kA max. 20 (3 s)
A 630/800/1000
630/800/1000
o -25 to +55
C
Power consumption of further
panels (busbar) [mA]
5
Disconnector panel
1000 A
3
10
40
100
180
260
Ring-main panel
630 A
5
20
75
180
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