- ACTIVE series -
- 28 -
S3M - SINGLE PHASE VERSION
The first wire to be connected is the protective earth wire, which is to be inserted in the terminal marked PE.
During operation the UPS must be connected to the earthing system.
Connect the input and output cables to the terminal blocks as indicated in the figure below:
TERMINAL BLOCK COLOURS
RED BLACK GREY BEIGE BLUE
External battery positive External battery negative Input & Bypass Phases Output Phases
Input, Output and external
battery Neutral
THE INPUT AND BYPASS NEUTRALS MUST ALWAYS BE CONNECTED.
Jumpers (for more details about their installation or removal, refer to "APPENDIX")
To connect a single-phase source to the input: fit the supplied jumper to link the three input terminal blocks, as shown in the image
above. The jumper is supplied within the accessories box. Then connect the phase cable to the L1 terminal block.
DUAL INPUT VERSION
THE INPUT AND BYPASS LINES MUST BE REFERENCED TO THE SAME NEUTRAL POTENTIAL.
Note: connection to the BATTERY terminal blocks is only required if an (optional) Battery Cabinet is present.
Jumpers: For more information regarding all possible configurations, refer to Table 23.
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