Delta DPH-300K, User Manual

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5 Installation and Wiring
5.6 External Battery Cabinet Connection Warnings
NOTE:
1. The information of the battery parameters in this chapter may not be applicable
to the lithium-ion batteries. For relevant information, please refer to the manual
of the lithium-ion batteries.
2. Whether you use the lead-acid batteries or the lithium-ion batteries, please
contact Delta service personnel for any battery/ battery cabinet’s setup and
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You should connect the UPS with at least one external battery cabinet to ensure that the
connected critical loads are protected when a power failure occurs. You can connect up
to eight units of external battery cabinets to the UPS.
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To ensure that the batteries are fully charged, please charge the batteries at least 8
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1
Connect the UPS to the main AC source and the external battery cabinet(s).
Please see
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.
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Follow
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to turn on the UPS and the external battery cabinet(s).
After the UPS is turned on, the UPS will automatically charge the batteries.
WARNING:
You can connect the critical loads to the UPS only after the batteries are
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power to the critical loads connected when a power failure occurs.
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Battery Parameters
No. Item Description
1 Charge Voltage
Float charge voltage: ±272Vdc (default)
Equalized charge voltage: ±280Vdc (default)
2 Charge Current
Default: ±5A (per power module)
Maximum: ±15A (per power module)
3
Low Battery Shutdown
Voltage
±200 ~ ±220Vdc (default: ±210Vdc)
4 The Number of Batteries 12V × 40 PCS (default)