NAUTILUS 10●520
Three phase in/out
Rev.00
– 09 Luglio 2015
19
FRAME300KVA Common Input connection.
This model is set by the factory with a standard configuration for common input connection.
Connect AC input of this configuration to BPS-C/BPS-B/BPS-A/Vin-N(BPS) or Vin-C/Vin-B/Vin-A/ Vin-N(BPS),
tighten the connections, the connection will be defined as a common Input connection for the Bypass.
FRAME300KVA separate Bypass connection.
If separate Bypass connection is used, then remove the copper bar between input Bypass and AC input.
Copper bar position is shown on figure here below. Connect AC input from Mains to copper bar
(Vin-C/Vin-B/Vin-A/ Vin-N(BPS)) and Bypass input to copper bar (BPS-C/BPS-B/BPS-A/Vin-N(BPS)).
Tighten the connections.
WARNING!
On separate Bypass connection, the copper bar between separate Bypass and AC input
must be removed.
AC input and Bypass input must be connected to the same Neutral pole.
Select the most appropriate cables. (please refer to the above table) and pay attention to the diameter of the
connection terminal of the cable that should be bigger or equal to that of the connecting poles;
WARNING!
If the load at UPS output is not ready to be powered during the commissioning by the
technician, then make sure that the output cables are insulated at their ends and secured.
Connect the grounding safely, any grounding cable should be connected to the copper
ground screws located on the bottom of the equipment under the electrical connections.
All UPS cabinets must be properly grounded.
WARNING!
Grounding and connection of the neutral must comply with local and national regulations.
