Uninterruptible Power Supplies PowerWave 3000T, User Manual

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4: Operation
4-8
UPS469-01-00 PowerWAVE 3000T User Manual Dated 05-04-13
Maintenance Bypass switch (IA1)
The Maintenance Bypass mode is effected by means of the IA1 BYPASS SWITCH on the front/rear of the
UPS:
Switch IA1 Effect
ON Maintenance Bypass-Switch Closed (Load on bypass mains)
LCD-indication:
MAINTENANCE BYP CLOSED
LED Indicators will indicate as shown in the table below
OFF Bypass-Switch Open – Normal operating condition (Load on inverter)
LCD-indication
MAINTENANCE BYP OPEN
LED Indicators will indicate as shown in the table below.
LED Indicator ON OFF
LINE 1 Green Green
LINE 2 Green Green
BYPASS Green OFF
INVERTER RED ON
BATTERY Green Green
CAUTION: If the UPS is operating in the Maintenance Bypass mode the load will not be
protected in the event of a mains failure. It is therefore strongly recommended to switch over to
the on-line mode or bypass mode as soon as possible.