POWERTRONIX SpA reserves the right to modify this document without any notice
Pag. 16 di 41
R&D – PROCEDURA START-UP DT 0419 – E02
WARNING !!
BEFORE CONNECTING THE UPS MAKE SURE THAT THE LINES WHICH CONNECT THE UPS MAINS
AND RESERVE INPUT TO THE DISTRIBUTION PANEL ARE OPEN AND DISCONNECTED.
MAKE SURE THAT THE BATTERY PANEL SWITCH IS OPEN.
PUT WARNING SIGNS ON THE DISTRIBUTION PANEL AND BATTERY PANEL
TO PREVENT ACCIDENTAL ACTIONS.
If not required, the UPS is supplied with mains and reserve line in parallel (fig.2.6c). It is possible to
separate them by removing the connecting bars.
Before connecting the UPS it is necessary to:
- make sure that the mains voltage and frequency match those indicated on the adhesive plate located
on the rear side of the UPS (input voltage, operating frequency, etc.);
- make sure that the earth connection of the system fully complies with the requirements of IEC
standards or local laws.
After that install four pole circuit breakers upstream and downstream from the UPS with the following
specifications:
- rating equal or greater than what is indicated on the label on the UPS rear (kVA);
- specifications in compliance with IEC standards or local laws for “Curve C” circuit breakers.
The connections must be created using a flex cables with the section as recommended in a table below
P
(KVA)
Ø
A.C. (mm
2
)
I
A.C. (A)
Ø
D.C. (mm
2
)
I
D.C. (A)
50 (KVA)
16
76
50
140
60 (KVA)
25
91
70
166
