Apc GALAXY 7000 User Manual download pdf (Page 32)

Connecting the power cables > Parallel UPS cabinet

34020846EN/AD - Page 32

1. Installation

500 kVA

Remove the protective covers

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).

Connecting the power cables

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 protective conductor

(PE or PEN) to the earth bar.

3. Connect the normal AC conductors

taking care to respect the order, L1,

L2, L3.

4. Connect the load conductors taking

care to respect the order, N*, L1, L2,

L3.

5. Connect the battery.

6. Tie the cables down.

7. Connect the control-wire cables

(See “Connect the backfeed option”,

page 45.)

8. 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.

3 4 5 76

Normal AC Battery Earth Load

360

L1 L2 L3

N L1 L2 L3

Q1 Q5N

390

260

OFF OFF

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Apc GALAXY 7000 User Manual Page 32

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