Technical Data; Electrical Data - Siemens 8DA10 Series Installation And Operating Instructions Manual

Complete switchgear
Electrical data, filling pressure, temperature for single-busbar switchgear
Rated insulation level
Rated frequency f
r
1
Rated normal current I
r
Filling pressure (pressure values
at 20 °C)
Ambient air temperature T
Degree of protection
1
The rated normal currents apply to ambient air temperatures of max. +40 °C.
The 24-hour mean value is max. +35 °C (according to IEC 62271-1 and IEC 62271-200).
2
Depending on the secondary equipment used
3
Depending on the design option
861-9601.9 • INSTALLATION AND OPERATING INSTRUCTIONS • 8DA10 • Revision 11
17

Technical data

17.1

Electrical data

Rated voltage U
r
Rated short-duration power-frequency withstand voltage U
- phase-to-earth, open contact gap
- across the isolating distance
Rated lightning impulse withstand voltage U
- phase-to-earth, open contact gap
- across the isolating distance
for the busbar
Rated filling level (absolute) for
pre
busbar
Minimum functional level p
me
(absolute)
Operation without secondary
equipment
Operation with secondary equipment
for storage/transport, also with
3
secondary systems
for parts of the primary circuit under high
voltage
Switchgear enclosure
Low-voltage compartment
kV 12 24
d
kV 28 50
kV 32 60
p
kV 75 125
kV 85 145
Hz 50/60 50/60
A 1250 1250
A 2000 2000
A 2500 2500
A 3150 3150
A 4000 4000
A 5000 5000
kPa 70/120
kPa 50/100
°C -25 to +55
2
°C -5/-25 to +55
°C -25 to +55
°C -40 to +70 (option)
IP 65
3
IP 3XD/IP 31D
IP 31D/IP 41
Description
36 40.5
70 85
80 90
170 185
195 220
50/60 50/60
1250 1250
2000 2000
2500 2500
3150 3150
4000 4000
5000 5000
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