Overview
The EV Aluminum Vertical Break Switch by Southern States has been a reliable choice for utility systems since the mid-1960s. It is designed for all air break switch applications and is known for its durability and compliance with ANSI standards.
Benefits- Complies with all ANSI standards.
- Pre-adjusted and ready for mounting.
- Versatile mounting options: horizontal upright, vertical, or underhung.
- Operable with a manual or Southern States type VM-1 motor operator.
Specifications- Maximum Voltage Rating: 15.5 kV – 170 kV.
- Continuous Current Rating: 600 A – 1200 A.
- Aluminum live part construction with silver-to-silver current transfer surfaces.
- Available with 2 or 4 hole NEMA unplated cast aluminum terminal pads.
- Maintenance-free bearings and various base designs.
- Optional slant jaw end insulator version.
Key Features- Suitable for line disconnecting, sectionalizing, and isolation of substation equipment.
- Can bypass substation equipment and handle bus tie positions.
- Capable of magnetizing current interrupting and load breaking with appropriate accessories.
Additional Ratings- Rated Power Frequency: 60 Hz.
- Short-Time Symmetrical Withstand: 25 kA RMS to 38 kA RMS.
- Peak Withstand: 65 kA to 99 kA.
- Ambient Temperature Rating: Standard -40ºC to +50ºC, Optional -50ºC.
Voltage and BIL Ratings- Maximum Voltage Ratings range from 15.5 kV to 170 kV.
- BIL Ratings range from 110 kV to 750 kV.
See more