2. Installation

2.6 Connection of power cables in a single UPS unit

Interconnecting the cabinet earths

All the cabinet earths must be interconnected: external Bypass cabinet, external battery cabinet, etc.

UPS units with common normal and Bypass AC inputs

16

15

14

L1 L2 L3

N L1 L2 L3 N L1 L2 L3

370 mm

 

 

 

17

18

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 four conductors of the Normal AC source to terminal block (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). 5 - Tie the cables down to the frame.

6 - Put the cover back in place (see section 1.2).

UPS units with separate normal and Bypass AC inputs

16

15

14

L1 L2 L3

N L1 L2 L3 N L1 L2 L3

 

370 mm

 

 

17

18

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 (16).

3 - Connect the four conductors of the Bypass AC source to terminal block (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).

Frequency converter

16

15

14

L1 L2 L3

N L1 L2 L3 N L1 L2 L3

 

370 mm

 

17

 

18

 

 

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).

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). 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.

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).

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APC 5000 Connection of power cables in a single UPS unit, Interconnecting the cabinet earths, Frequency converter

5000 specifications

The APC 5000 series is a comprehensive power protection solution designed for various applications, leveraging advanced technology to ensure reliable performance. Engineered by APC by Schneider Electric, a leader in power management and surge protection, the APC 5000 series is the ideal choice for businesses and home offices alike.

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