The VS Series vacuum switch from Maysteel combines the extended operating life and maintenance-free benefits of a vacuum interrupter with the insulation advantages of oil. The VS Series vacuum switch ...
July 20, 2009 -- The patented VacStat® Vacuum Interrupter Monitor featured on Thomas & Betts' Transmasterâ„¢, Varmasterâ„¢ and VerSaVac® Capacitor Bank Switches is the only real-time vacuum-loss ...
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