Keor MOD
Installation and maintenance manual
45
KEOR MOD 250 – bypass cables installation with accessories for double cable
and input line separated from the bypass line
4.2.8 Output cables installation
Before the installation of the output cables, check the following:
- the nominal power of the UPS must be at least the same of the nominal power of the load;
- the cables to connect to the UPS must be isolated upstream and no voltage must be present;
- the earthing cable from the low voltage switchgear must be properly connected (see paragraph 4.2.3).
INDICATION
Provide a separate switchgear for the load.
The following information must be indicated on the system switchgear by means of stickers or similar:
- maximum nominal power of the load;
- maximum nominal power of the load at the load outlets;
- if a common switchgear is used (mains and UPS power outlets), make sure that there is an indication of the power source
on every power outlet (“Mains” or “UPS”).
WARNING
The neutral output cable must always be connected.
KEOR MOD 125
Follow these steps:
- crimp the output and neutral cables with M8 eyelets;
- connect the output cables L1, L2, L3 to the terminals OUT L1, OUT L2, OUT L3 of the output busbar using three hex
M8x20 screws along with M8 flat washers and M8 grower washers. The grower washer must always be put on top of the
flat washer;
- do not change the phase sequence (L1, L2, L3);
- connect the output neutral cable to the neutral busbar with a hex M8x20 screw along with a M8 flat washer and a M8
grower washer. The grower washer must always be put on top of the flat washer.
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