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4300 Series Ancillary Cabinets Installation and Operation Manual
12.3 INSTALLATION SAFETY INSTRUCTION
DANGER
HAZARDOUS VOLTAGES MAY EXIST.
• Verify all power is removed from the UPS and power cables prior connecting
the power cables to the Battery Cabinet and UPS terminals.
• Verify the Battery Cabinet MCCB is OPEN and there is no voltage on the +
/ – output terminals before connecting the power cables between the UPS and
Battery Cabinet.
The Toshiba Battery Cabinet (431B) comes with a single circuit breaker accross a single string of 24 12V VLRA
Batteries, delivering a nominal 288VDC. The 6 batteriesis on each connected are series, and eash shelf is con-
nected th the next with Anderson Connectors. The Battery Cabinet ships with these connectors disconnected.
CAUTION
• Connect the power cables between the UPS and the Battery Cabinet MCCB
before connecting the inter-shelf Anderson Connectors.
• Verify the correct Proper polarity of Battery Cabinet at the accross the input of
the MCCB before energizing the UPS System.
Connect the power cables between the UPS and the Battery Cabinet MCCB before connecting the inter-
shelf Anderson Connectors.
No more than two Toshiba 431B Battery Cabinets may be connected in parallel to the 4300 Series UPS.
INSTRUCTIONS IMPORTANTES CONCERNANT LA SÉCURITÉ
CONSERVER CES INSTRUCTIONS
Cette notice contient des instructions importantes concernant la sécurté
ATTENTION Un battery puet présenter un risque de choc électrique, de brûlure par transfert d’
énergie.
ATTENTION L’élimination des batteries est règlementèe. Consultar les codes locaux à cet effet
12.4 CABLE REQURIEMENTS
Select the proper cable size per Table 12.3.
Terminate the cable end connecting to the 431B with 0.5 inch bolt hole terminal lugs. See Table 12.2 below.
The 431B DC Output is equipped with terminal bus strips pre-drilled in a standard NEMA two-hole pattern (0.5 in.
bolt holes on 1.75 in. centers) to facilitate installation of power cables. Use of NEMA two-hole cable terminations
is recommended.