
IG-310-EN version 01; 31/03/2021
11
General instructions
cpg
.0 lite: GIS medium-voltage switchgear,
gas insulated, up to 24 kV,
in accordance with IEC Standard
Technical characteristics
2. Technical characteristics
2.1. Electrical ratings
Functions
cpg
.0 lite-v
cpg
.0 lite-c
cpg
.0 lite-s
Rated voltage [U
r
]
kV
24
Frequency [f
r
]
Hz
50/60
Power frequency withstand voltage [U
d
]
Between phases
kV
50
Isolating distance
kV
60
Lightning impulse withstand voltage [U
p
]
Between phases
kV
125
Isolating distance
kV
145
Table 2.1.
Rated insulation levels for the
cpg
.0
lite
family
cpg
.0
lite-v
cpg
.0
lite-c
cpg
.0
lite-s
Rated current [I
r
]
General busbar
A
1250
1250
1250
Outgoing
A
630
1250
NA
1250
Short-circuit [I
k
]
t
k
= 1 or 3 s
kA
25
25
25
Table 2.2.
Common rated currents for the
cpg
.0 lite
family
Other characteristics:
cpg
.0 lite-v
cpg
.0 lite-c
cpg
.0 lite-s
Automatic reclosing sequence
O - 0.3 s - CO - 15 s - CO
O - 0.3 s - CO - 3 min - CO
NA
Motorised spring charging time
s
< 15
NA
Rated short-circuit breaking current
kA
rms
25
NA
Rated short-circuit making current
kA
peak
65
NA
Opening time
ms
< 50*
NA
Closing time
ms
< 50*
NA
Rated no-load feeder current
A
10
NA
Rated no-load cable current
A
31.5
NA
Capacitor bank rated current
A
400**
NA
NA
Internal arc rated current
kA
25
rms
- 65
peak
Internal arc rated time
s
1
Electrical endurance
Circuit-breaker E2
Feeder disconnector: E0
Earth: E2***
Feeder disconnector: E0
Earth: E0
Mechanical endurance
Circuit-breaker M2
Feeder disconnector: M0 (manual)/M1 (motorised)
Earth: M0 (manual)/M1 (motorised)
M0 (manual)/M1 (motorised)
Internal arc classification in accordance
with IEC 62271-200
AFL[R] 25 kA 1 s
NA: Not applicable.
* Times based on minimum auxiliary operating voltages.
** Only on request.
*** In combination with the circuit-breaker
Table 2.3.
Additional electrical ratings
Содержание cpg.0 lite
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