APC GALAXY 7000 - Manual (Page 30)

Connecting the power cables > Frequency-converter cabinet
34020846EN/AD - Page 30
1. Installation
500 kVA
R e m o v e t h e p r o t e c t i v e c o v e r s
In parallel systems with an SSC, switches Q4S and Q3BP are absent.
The AC bypass connection is made in the SSC.
This operation must be carried out by qualified personnel.
The door must be opened using a Ronis 405 key.
Key
(1) Protective covers
(2) Tie bar
(3) To normal AC line
(4) To the batteries
(5) Earthing bar
(6) To the earth
(7) To the load
1. Remove the protective covers (1).
C o n n e c t i n g t h e p o we r c a b l e s
This operation must be carried out by qualified personnel.
See “Characteristics of the connection terminals”, page 21.
1. Check that switches Q1 and Q5N
are in the OFF position as shown
opposite.
2. Connect the normal AC neutral to
the load neutral.
3. Connect the protective conductor
(PE or PEN) to the earth bar.
4. Connect the normal AC conductors
taking care to respect the order, L1,
L2, L3.
5. Connect the load conductors taking
care to respect the order, N*, L1, L2,
L3.
6. Connect the battery.
7. Tie the cables down.
8. Connect the control-wire cables
(See “Connect the backfeed option”,
page 45.)
9. Put the protective covers back in
place.
* SLT upstream TNC, downstream TNC, TNS or TT, See “Adapting the cabinet according to the neutral point connection”,
page 26.
Connections through the top of the cabinets are possible using an auxiliary cabinet 400 mm wide.
1
2
3 4 5 7 6
Normal AC Battery Earth Load
360
+ -
L1 L2 L3 N L1 L2 L3
Q1 Q5N
390
260
OFF OFF