UPS471-02-00 PW9000DPA User Manual UK Dated 06/08/14
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2: General Description
DPA-250 Component identification
The DPA-250 contains no batteries and can be fitted with up to five UPS power modules, with the uppermost module
identified as module 1.
The module parallel isolator switches (IA2) are identified with their associated power module on the panel silk-screen –
e.g. IA2-2 pertains to power module 2.
Note that the module input mains fuses (F1) are located within the modules and are not accessible with the module in-situ.
Figure 2.12 DPA-250 Cabinet details
2.5
UPS Module control panel
The UPS module control panel is used to start/stop an individual module as part of the UPS system operating procedures.
It can also be used to configure and test a module’s operating parameters during troubleshooting and commissioning, and
monitor the module’s input/output/battery values during normal operation.
[F2] Module 2 bypass supply fuse
UPS Customer Interface connections
(described in the Options chapter).
Parallel Isolator (1 per power module)
[IA1] Maintenance Bypass Isolator
UPS Power Module 1
[F2] Module 1 bypass supply fuse
[F2] Module 3 bypass supply fuse
UPS Power Module 2
UPS Power Module 3
[IA2-1] [IA2-2] [IA2-3] [IA2-4] [IA2-5]
[F2] Module 4 bypass supply fuse
[F2] Module 5 bypass supply fuse
UPS Power Module4
UPS Power Module 5