TOSHIBA

6.15Shutdown Procedure

When turning off the UPS, the following shutdown procedure should be used:

Move the “STOP/RUN” key switch, located on the front panel, to “STOP." Operation of the inverter halts. Output power is now provided to the load through the unit's Bypass circuit.

While in this state of operation; if a power failure occurs in the commercial power source, the UPS will lose power. Power to the critical load device will be interrupted. The battery charging circuit and chopper circuit remains active.

Do not touch the UPS terminals even though the operation switch has DANGER been moved to the STOP position. The UPS may be supplying power

through the Bypass circuit.

The green AC IN lamp is "on" and the green BYP lamp is "on." The LCD screen shows the following message:

-BYPASS OPERATION

OUTPUT VOLTAGE=208

V

>CURRENT 100/100/100%

DATE (DAY) TIME

Move the Circuit Breaker to the "off" position. Power is removed from the UPS and to any attached loads. All lamps are "off" and the LCD screen shows the following message as long as sufficient power remains to display it:

- OUTPUT SHUT DOWN - OUTPUT VOLTAGE= 0 V CURRENT=LOW/LOW/LOW%

When the EPO (Emergency Power Off) switch, located on the front panel (or from a remote located EPO switch) is pushed, the Circuit Breaker is tripped and power is removed from the UPS and to any attached loads. All LED lamps are "off" and the LCD screen will display the following message:

- OUTPUT SHUT DOWN - OUTPUT VOLTAGE= 0 V CURRENT=LOW/LOW/LOW%

6.16Maintenance Bypass Procedure

When operating the Maintenance Bypass, the following operation procedure should be used:

WARNING

Failure to adhere to the following instructions could result in damage to your

equipment and/or you risk removal of power to any equipment attached to

 

the UPS.

4200FA CT/XT User’s Manual

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Toshiba 4200FA CT/XT user manual Shutdown Procedure, Maintenance Bypass Procedure
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4200FA CT/XT specifications

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