Ormazabal cpg.0-c, General Instructions Manual

Page: 9 / 60

2. Technical characteristics
2.1. Electrical characteristics
Functions
cpg .0-v
cpg .0-c
cpg .0-s
cpg .0-f
Rated voltage [U
r
] kV 15 27 38
Power frequency [U
d
] (*)
Between phases kV 35 60 70
Isolating distance kV 38.5 66 77
Lightning impulse [U
p
] (*)
Between phases kV 95 125 150
Isolating distance kV 104.5 137.5 165
(*) Ratings can be increased for 15, 27 and 38 kV by customer request. Check with
Ormazabal
.
Table 2.1.
Table of common electrical characteristics to the
cpg
.0 family
For rated voltages of 15, 27 and 38 kV cpg .0-v cpg .0-c cpg .0-s cpg .0-f
Rated current [I
r
]
General busbar
A
600
1200
1600
2000
2500
1200
1600
2000
2500 (*)
1200
1600
2000
2500
1200
1600
2000
2500
Branch
A
600
1200
1600
2000
2500 (*)
NA
1200
1600
2000
2500 (*)
200
Short-circuit [I
k
]
t
k
= 1 or 3 s
kA 25 / 31.5 25 / 31.5 25 / 31.5 25 / 31.5
(*) with forced ventilation
Table 2.2. Specific electrical characteristics for 15, 27 and 38 kV series
IG-196-US version 03; 13/04/2021
9
General instructions
cpg .0 NEW MODEL: Medium-voltage
metal-enclosed switchgear with full insulation in gas,
up to 38 kV in accordance with IEEE Standards
Technical characteristics