Medium-voltage equipment used for load switching.
Switchgear divided into compartments to increase safety for both the equipment and the user. It also offers a versatile design that can be assembled in several configurations according to project needs.
Description
Can include air disconnect switches and fused disconnect switches
Includes protection and metering relays
Includes incoming, breaker, bus, load output, control, and instrument sections
Integrated according to the characteristics specified in ANSI/IEEE C37.20.3
Available in capacities from 4.16 kV to 24 kV
Can be manufactured in fixed or removable versions, with manual or electrical operation, as specified by the customer
Features
Enclosure manufactured in 12-gauge carbon steel
Covers manufactured in 14-gauge carbon steel
Oven-cured electrostatic paint coating
Interrupting capacities of 25 kA or 40 kA
Available operating voltages: 4.16 kV, 13.2 kV, 13.8 kV, and 24 kV
Current capacities: 630 A, 1200 A, and 2000 A at 5 or 15 kV
Benefits
High resistance of vacuum circuit breakers; they withstand 50 to 200 full fault-current interruptions at maximum capacity
Grounded safety barriers in the steel module to prevent accidental contact with primary voltage connections when removing the circuit breaker
Reduced maintenance of the vacuum circuit breaker
Can include up to 4 removable auxiliary drawers per vertical section
Offers high partial-discharge resistance and fire-retardant properties
Standardized design that reduces production and delivery time
Applicable Standards
ANS/IEEE 37.20.2IEC 61008
EMA SG-5
