We offer 600 amp three phase manual transfer switches from Asco, Boltswitch, and Thomson. Boltswitch transfer switches are mechanically operated. Asco and Thomson transfer switches are electrically operated.
Asco models include a microprocessor controller. Open Transition (break-before-make) is standard, but see Notes in the chart below for other available options.
Frister Rossmann 906 Manual
SINGER Manuals.