Table of Contents
Advertisement
Technical data
4
Technical data
4.1
Complete switchgear
Rated voltage
Rated frequency
Rated power-frequency withstand voltage
Rated lightning impulse withstand voltage
Rated short-time withstand current, max.
Rated duration of short circuit, max.
Rated peak withstand current
Rated voltage
Rated normal current of busbar, max.
Rated normal current of feeders, max.
with circuit-beaker
with disconnector
as bus coupler
as bus sectionalizer
4.2
Basic prescriptions and standards
The indoor switchgear complies with the following prescriptions and standards:
Switchgear
Switching
devices
Current limiting fuses
Voltage detecting systems
Insulation
Degree of protection
Instrument
transformers
Installation, erection
12
Circuit-breakers
Disconnectors / earthing switches
Circuit-breaker / fuse combinations
Current transformers
Voltage transformers
NXAIR M
[kV]
24
[Hz]
50/60
[kV]
50/65
[kV]
125
[kA]
25
[s]
3
[kA]
63/65
[kV]
24
[A]
2500
[A]
2500
[A]
2500
[A]
2500
[A]
2500
IEC / EN standard
62271-1
62271-200
62271-210
62271-100
62271-102
62271-107
60282-1
61243-5
60071-1
60529
61869-2
61869-3
61936-1
139-2021.9 / 07
Advertisement
Table of Contents
