APC 5000 User Manual
34001813EN/AE
- Page 22
2. Installation
2.6 Connection of power cables in a single UPS unit
Interconnecting the cabinet earths
UPS units with common normal and Bypass AC inputs
UPS units with separate normal and Bypass AC inputs
Frequency converter
All the cabinet earths must be interconnected: external Bypass cabinet, external battery cabinet, etc.
To access the connection terminal blocks, see section 1.2.
1 - The earthing conductors must be connected to the UPS earthing-plate
1 - The earthing conductors must be connected to the UPS earthing-plate
connectors (17) and (18).
2 - Connect the four conductors of the Normal AC source to terminal block
(15).
(15).
3 - Connect the three phases of the Normal AC input (16) with the three
phases of the Bypass AC input (15).
4 - Connect the four conductors supplying the load to terminal block (14).
4 - Connect the four conductors supplying the load to terminal block (14).
5 - Tie the cables down to the frame.
6 - Put the cover back in place (see section 1.2).
To access the connection terminal blocks, see section 1.2.
1 - The earthing conductors must be connected to the UPS earthing-plate
connectors (17) and (18).
2 - Connect the three phases of the Normal AC source to terminal block
2 - Connect the three phases of the Normal AC source to terminal block
(16).
3 - Connect the four conductors of the Bypass AC source to terminal block
(15).
(15).
4 - Connect the four conductors supplying the load to terminal block (14).
5 - Tie the cables down to the frame.
6 - Put the cover back in place (see section 1.2).
6 - Put the cover back in place (see section 1.2).
To access the connection terminal blocks, see section 1.2.
1 - The earthing conductors must be connected to the UPS earthing plate.
2 - Connect the neutral conductor of the Normal AC source to the neutral
terminal on terminal block (15).
terminal on terminal block (15).
3 - Connect the three phases of the Normal AC source to terminal block
(16).
4 - Connect the four conductors supplying the load to terminal block (14).
4 - Connect the four conductors supplying the load to terminal block (14).
5 - Connect the neutral on terminal block (15) with the neutral of the
supplied loads on terminal block (14).
6 - Tie the cables down to the frame.
6 - Tie the cables down to the frame.
7 - Put the cover back in place (see section 1.2).
Do not connect anything to the three phases on the Bypass AC
source terminal block (15).
source terminal block (15).
N L1 L2 L3
14
16
15
N L1 L2 L3
L1 L2 L3
17
18
370 mm
370 mm
N L1 L2 L3
14
16
15
N L1 L2 L3
L1 L2 L3
17
18
370 mm
N L1 L2 L3
14
16
15
N L1 L2 L3
L1 L2 L3
17
18