UPS for 208 Vac Grid, B120US Installation Guide, doc. rel. 3.0
11
Table 2: Key to Figure 6
Item
Description
1
Bypass Input (L1)
2
Bypass Input (L2)
3
Bypass Input (L3)
4
Ac Input (L1)
5
Ac Input (L2)
6
Ac Input (L3)
7
Ac Output (L1)
8
Ac Output (L2)
9
Ac Output (L3)
10
Positive battery terminal (+)
11
Battery midpoint and Neutral bus bar.
12
Negative battery terminal (–)
Protective earth (ground) bus bar
A
LL POWER CONNECTIONS MUST BE COMPLETED BY A LICENSED
ELECTRICIAN WHO IS EXPERIENCED IN WIRING THIS TYPE OF EQUIPMENT
,
AND WHO IS FAMILIAR WITH THE LOCAL ELECTRICAL CODES AND
REGULATIONS
.
I
MPROPER WIRING MAY CAUSE INJURY TO PERSONNEL AND
/
OR DAMAGE
TO THE EQUIPMENT
.
I
N THE EVENT THAT THE
UPS
HAS BEEN DISCONNECTED FROM THE AC
MAINS FOR FOUR MONTHS OR LONGER FOLLOWING ITS DELIVERY TO THE
CUSTOMER SITE
,
THE
UPS
MUST BE CONNECTED TO THE AC MAINS AND
OPERATED WITH NO LOAD FOR A PERIOD OF FOUR HOURS
,
BEFORE
APPLYING A LOAD
.