Can the heavy duty safety switches be applied at 400 Hertz (Hz) applications?
Issue:
Product Design Features
Product Line:
Heavy Duty Safety Switches
Resolution:
Yes, Square D can self certify that both fusible and non-fusible heavy duty safety switches can be applied at 400 Hz. In the case of fusible switches, the installer will need to contact the fuse manufacturer to determine how to select appropriate fuses.
NOTE: This doe NOT Include the 400amp and 600amp Double Throw Safety Switches(DTSS).