Factory Authorized Personnel; Important Safety Instructions - Toshiba 4400 Series Installation And Operation Manual

2.4

Factory Authorized Personnel

Factory authorized personnel have been factory trained and certified to install, service, and repair
the UPS. Contact the Toshiba Customer Support Center for assistance in locating the factory
4400-authorized personnel nearest you.
3

Important Safety Instructions

The following contains important instructions that should be followed during the installation, operation, and
maintenance of the 4400 Series UPS.
Misuse of this equipment could result in personal injury and/or equipment damage.
In no event will Toshiba Corporation be responsible or liable for either indirect or
consequential damage or injury that may come from the use of this equipment.
The UPS system output is NOT equipped with an over-current protection device, or an output
disconnect at the AC output. The user should provide circuit breakers between the UPS AC input (or
Bypass input) and the power sources and between the UPS output and the critical load input. The minimum
device ratings are listed in "9.5
The maximum operating ambient temperature for the UPS is 104 °F (40 °C) at 0.9 PF.
If the UPS is exposed to the same ambient temperature as the DC backup supply, the maximum operating
ambient temperature is:
•
Battery backup: 90 °F (32 °C) at 0.9 PF. Table 3.1 lists the nominal battery voltage.
4
CAUTION
External Breakers" on page 46
TABLE 3.1 UPS NOMINAL BATTERY VOLTAGE
C N V
apaCity omiNal oltage
All kVA 288 Vdc
4400 Series Installation and Operation Manual – 64527-006
F V
loat oltage
324 V