User manual

18
● Wiring & Grounding
Installation and Wiring must be performed in accordance with
the local electrical laws and regulations.
The UPS must be securely grounded. If there are external
UPS battery cabinets, please make sure the battery cabinets have the
equipotential earth bonding to the UPS main cabinet.
An appropriate switch device as backup protection for
over-current or short-circuit should be provided in the input utility.
● Battery
Strictly follow the principle of “same voltage, same type” when
paralleling multi battery packs.
DC breaker or fuse must be used as a protection device
between the external battery pack and the UPS. The spec of
protection must be matched to the UPS specification.
2.2 Unpacking and Inspection
2.2.1 Unpack the package and check the contents. The shipped
package contains:
● 1 UPS
● 1 user manual
2.2.2 Inspect the appearance of the UPS to see if there is any damage
during transportation. Do not turn on the unit and notify the
dealer immediately if there is any damage or lack of some parts.