Delta Modulon DPH Series User Manual page 20

After you open the UPS's front doors, you will see the internal mechanisms including
communication interfaces, twelve power module slots (among which, only the bottom two
slots have covers), an STS module and four switches (Input/ Bypass/ Manual Bypass/
Output). Please refer to Figure 2-4.
Communication
Interfaces
Input Switch (Q1)
Bypass Switch (Q2)
Manual Bypass Switch (Q3)
Output Switch (Q4)
1. For information about the communication interfaces, please refer to 4. Communication
Interfaces.
2. For how to turn ON/ OFF each switch, please refer to Figure 2-5.
Turn on the Switch :
3. For STS module information, please refer to 5.7 STS Module.
4. For power module slots, please follow on-site requirements to install the correct number
of power modules (optional) into the slots. Please refer to 5.8 Power Module (Optional)
for relevant information.
Modulon DPH Series
(Internal View with Two Front Doors Open)
STS Module × 1
(Figure 2-4: UPS Internal View with Two Front Doors Open)
(ON) (OFF)
ON I
ON I
90°
INP UT SW
ITC H
BYP ASS
SW ITC H
MA NU AL
BYP ASS
SW ITC H
OU TPU T
SW ITC H
Turn off the Switch :
(ON)
ON I
2-8
Power Module Slot × 12
(Only the Bottom Two
Slots Have Covers)
(OFF)
ON I
90°