
Description and main characteristics
General instructions
5
cpg.1
GIS-type medium-voltage switchgear with full insulation in gas, up to 38 kV,
in accordance with IEEE Standards
IG-197-US version 02; 11/11/2019
1 Description and main characteristics
The cpg.1 family is a series of GIS modular cubicles with full
SF
6
gas insulation, for single and double busbar primary
distribution applications in medium voltage networks up to
36 kV.
1.1 Models
Function
Designation
Circuit breaker cubicle
cpg.1-v1
Busbar disconnector cubicle
cpg.1-s1
Busbar coupling cubicle
cpg.1-c
Fuse protection cubicle
cpg.1-f1
1.2 Standards applied
Standard
Description
CAN CSA C22.2 No. 31
Switchgear assemblies
IEEE C37.74
IEEE Standard Requirements for Subsurface, Vault, and Pad-Mounted Load-
Interrupter Switchgear and Fused Load-Interrupter Switchgear for Alternating
Current Systems Up to 38 kV
IEEE C37.20.3
IEEE Standard for Metal-Enclosed Interrupter Switchgear
IEEE 1247
IEEE Standard for Interrupter Switches for Alternating Current, Rated Above
1000 Volts
IEEE C37.123
IEEE Guide to Specifications for Gas-Insulated, Electric Power Substation Equipment
IEEE C37.20.4
IEEE Standard for Indoor AC Switches (1 kV-38 kV) for Use in Metal-Enclosed
Switchgear
IEEE C37.04
IEEE Standard Rating Structure for AC High-Voltage Circuit Breakers
IEEE C37.06
AC High-Voltage Circuit Breakers Rated on a Symmetrical Current Basis- Preferred
Ratings and Related Required Capabilities
IEEE C37.09
IEEE Standard Test Procedure for AC High-Voltage Circuit Breakers Rated on a
Symmetrical Current Basis
IEEE C37.20.7
IEEE Guide for Testing Medium-Voltage Metal-Enclosed Switchgear for Internal
Arcing Faults
IEC 60529
Degrees of protection provided by enclosures.
IEC 61243-5
Voltage detecting systems (VDS).
Table 1.1.
Standards applied
Unless otherwise specified, the most recent valid
version of each standard applies.
Содержание velatia cpg.1
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