APC 6000 User Manual

6739389EN/FB

- Page 27

Static Switch

(continued)

Main indicators of system operations

Normal

charge alimentée par l'onduleur

bit 4C4 = 1

Danger

charge non alimentée par l'onduleur

bit 4C6 = 1

Downgraded

anomalie de fonctionnement

bit 4C5 = 1

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Operating modes

The following section describes the
different states of a Static Switch
cubicle and the addresses of the
bits in the system data array.

Normal operation

Normal:

bit 4C4 = 1

Danger:

bit 4C6 = 0

Downgraded:

bit 4C5 = malfunction dependent

Q5N closed:

bit 498 = 1

Q3BP open:

bit 497 = 0

Q4S closed:

bit 496 = 1

SS open:

bit 499 = 0

K2S open (if available):

bit 494 = 0

Inverters connected to load:

bit 4AE = 1

Load on Mains 2

Normal:

bit 4C4 = 0

Danger:

bit 4C6 = 1

Downgraded:

bit 4C5 = X (N/A)

Q5N closed:

bit 498 = 1

Q3BP open:

bit 497 = 0

Q4S closed:

bit 496 = 1

SS closed (if K2S not available):

bit 499 = 1

K2S closed (if available):

bit 494 = 1

Inverters not connected to load:

bit 4AE = 0

Load on bypass

Normal:

bit 4C4 = 0

Danger:

bit 4C6 = 1

Downgraded:

bit 4C5 = X (N/A)

Q5N open:

bit 498 = 0

Q3BP closed:

bit 497 = 1

Q4S indifferent:

bit 496 = X (N/A)

CS indifférent:

bit 499 = X (N/A)

SS indifferent:

bit 494 = X (N/A)

Inverter connected indifferent:

bit 4AE = X (N/A)