2.Installation

2.6Connection of the relay communication card

Before proceeding, disconnect all power sources connected to the card.

Do not mix very low safety voltage (VLSV) and non-VLSV circuits on the card outputs.

1 - Remove the screws 41 and the protection cover 43 .

2 - Run the communication cables through the openings 44 .

3 - Connect the cables to the input terminal block 46 and the output terminal block 45 .

 

 

 

4

5

6

45

44

 

2

3

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

BA

 

 

 

 

 

 

 

46

 

 

 

 

 

 

43

41

42 47

Source S2 status condition (active or inactive)

6

 

 

 

 

Source S1 status condition (active or inactive)

 

 

5

 

 

 

 

 

 

Overload status condition

4

 

 

 

 

 

STS fault

3

 

 

General alarm

 

 

2

 

(fault on one of the sources or on the STS)

 

 

 

Load-supplied status condition

 

 

1

 

(presence or absence of power to the load)

 

 

 

 

4 - Put the cover back in place and secure it with the screws 41 .

5 - Secure the cables using the screws 47 . 6 - Note the position of the power sources on the labels.

7 - Insert the card in its slot.

8 - Secure the card using the two screws

42.

42

Characteristics of the output contacts:

Permissible voltage: 250 V AC, 30 V DC

Permissible current: 2 A

Cable: 4 x 0.93 mm2, Ø 6.6 mm ± 0.3 mm.

Characteristics of the input contacts:

Switched voltage: 5 V DC

Current drawn: 10 mA

Cable: 4 x 0.34 mm2, Ø 5 mm ± 0.5 mm.

Command to disable transfer (transfer to alternate source inhibited)

Memorised faults reset command

B A

Page 18 - 34020113EN/AA

Page 18
Image 18
MGE UPS Systems 30A user manual Connection of the relay communication card, Characteristics of the output contacts