Delta DPH-300K, Руководство пользователя

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5 - 1 6 Modulon DPH Series
3
For wiring terminals and wiring information, please refer to
7DEOH
and also cross-
refer to
)LJXUH
~
)LJXUH
.
Table 5-3: Wiring Terminals & Wiring Information
No. Item Function
1
AC Input Terminals
(L1/ L2/ L3/ N)
Connect to the main AC source.
2
Bypass Input Terminals
(L1/ L2/ L3/ N)
• Single Input:
There is no need to connect the Bypass Input
terminals.
• Dual Input:
Connect to the Bypass AC source.
3
UPS Output Terminals
(L1/ L2/ L3/ N)
Connect to the critical loads.
4
Battery Input Terminals
(+/ -/ N)
Connect to the external battery cabinet(s). Please
contact Delta service personnel for battery
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5
PE (protective earth)
Terminal
Protective earthing for protection against electrical
shock in case of fault*
1
. The terminal must be
connected to the main earth.
6
GND (ground) Terminals
The terminals are used to ground the devices,
which are associated with UPS operation.
NOTE:
*
1
The PE (protective earth) connection ensures that all exposed conductive
surfaces are at the same electric potential as the Earth to avoid the risk of
electrical shock due to leakage current or an insulation fault.
4
Make sure the Input Breaker (Q1), Bypass Breaker (Q2), Manual Bypass Breaker (Q3)
and Output Breaker (Q4) are in the OFF position. See
)LJXUH
for the breakers’
location.
5
Make sure that each external battery cabinet’s breaker (Q5) is in the OFF position.
6
Follow
7DEOH
to select proper input, output, and battery cables.
7
Connect the cables of the main AC source, output and external battery cabinet(s) to
the UPS. There are two types of wiring, top wiring and bottom wiring. Please refer to
the following to perform wiring.