External Battery Cabinet Connection Warnings - Delta Modulon DPH Series User Manual

5.6

External Battery Cabinet Connection Warnings

NOTE:
1. For battery application, you can choose to install (1) the external battery cabinet
(at maximum four), (2) the battery modules (optional; at maximum sixteen;
at minimum four) or (3) both the external battery cabinet (at maximum four)
and the battery modules (optional; at maximum sixteen; at minimum four) for
the UPS. For more information, please refer to 5.6 External Battery Cabinet
Connection Warnings & 5.9 Battery Module (Optional).
2. A battery can present a risk of electric shock and high short-circuit current.
Servicing of batteries and battery cabinets must be performed or supervised by
required precautions. Keep unauthorized personnel away from batteries and
battery cabinets.
3. Only authorized Delta engineers or qualified service personnel can perform
external battery cabinet installation, configuration and wiring. If you want to
perform the actions mentioned above by yourself, the actions must be under the
4. Before external battery cabinet installation, configuration and wiring, ensure
that there is no battery module (optional) installed inside the UPS cabinet. For
battery module information, please refer to 5.9 Battery Module (Optional).
5. If there are battery modules (optional) installed inside the UPS, please pull
every battery module at least 10cm out of its battery module slot to avoid
electric shock.
6. Common battery is only applicable to the external battery cabinet (at maximum
four) but not to the battery modules (optional). For common battery application,
please refer to 3.4 Common Battery (Only for Parallel UPSs Connecting to
the Same External Battery Cabinet(s)).
battery cabinet connection, wiring and replacement.
Only use the same type of batteries from the same supplier. Never use old, new and
The number of batteries must meet UPS requirements.
Do not connect the batteries in reverse.
The default number of batteries is 28 PCS of 12V batteries connected in string, and you
should connect the external battery cabinet's neutral to the middle 14
ies. You should use battery cables to connect the external battery cabinet with the '+', '-'
and 'N' terminals marked on the UPS. Please refer to Figure 5-21.
5-21
5 Installation and Wiring
th and 15 th batter-