Online power – OnLine Power Protector 3 User Manual
Page 14
OnLine Power
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2.3.8
Output Isolation Transformer (Illustration 2.2, Item 1)
The output isolation transformer provides isolation between the inverter and protected output. The power
to the primary of this transformer is received from UPS and is transformed to required output voltage
levels.
2.3.9
Maintenance Bypass Switch (Illustration 2.2, Item 28)
The MBS (Maintenance Bypass Switch) removes the UPS from the power grid providing utility input
directly to the load in case of a problem with the UPS.
2.3.10 Battery Bank – located in External Battery Cabinet(s)
The battery bank consists of sealed, maintenance-free batteries. The batteries provide emergency power
during power outages. The battery bank includes a breaker for over current protection and DC disconnect.
2.3.11 System Component Layout
ILLUSTRATION 2-2: COMPONENT LAYOUT