STS/MBS Operation
Copyright © 2008-2010 Eaton Corporation. All Rights Reserved.
IPN 997-00012-68D February 2010
65
STS-100 LED Status Display
MBS Position
LED Display
Status
AC Mains is on but unacceptable.
Inverter output is off or unacceptable.
Mains power to the load via bypass switch.
AC Mains is on but unacceptable.
Inverter output is acceptable.
Mains power to the load via bypass switch.
AC Mains is off.
Inverter output is off.
AC Mains is off.
Inverter output is on.
No mains power to load (mains bypass is on).
AC Mains is acceptable.
Inverter output is off.
Mains power to the load via bypass switch.
Mains Bypass (MBP)
AC Mains is acceptable.
Inverter output is on.
Mains power to the load via bypass switch.