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Single Side Break Switches

Reliable, Low Operating Effort Disconnect Switches

Southern States offers a complete line of single side break group operated disconnect switches. Its easy to install design requires low operating effort and is ideal for sub transmission and distribution applications. In addition, the design philosophy has been adopted for the ES-1 transmission line switch, available in one-way or multi-way configurations.
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  • Meet all ANSI standards
  • Low operating effort
  • Minimal maintenance
  • Suitable designs for horizontal upright, vertical, or underhung mounting
  • 2 insulators per switch
Maximum Voltage / BILPhase Spacing1200A2000A
15.5 kV / 110 kV30 inSSB-T, SSB-A, or Cole Type LSSB-T or Cole Type L
27 kV / 150 kV36 inSSB-T, SSB-A, or Cole Type LSSB-T or Cole Type L
38 kV / 200 kV48 inSSB-T, SSB-A, or Cole Type LSSB-T or Cole Type L
48.3 kV / 250 kV60 inES-1, SSB-T, SSB-A, or Cole Type L
ES-1, SSB-T, or Cole Type L
72.5 kV / 350 kV 72 inES-1, SSB-T, SSB-A, or Cole Type L ES-1, SSB-T, or Cole Type L
123 kV / 550 kV108 inES-1ES-1
145 kV / 650 kV132 in ES-1ES-1