Línea
Línea
Línea
red /
red /
bypass /
Mains
Mains
Bypass
line
line
line
I1
I1
I2
SAI 1 /
I3
SAI 2 /
UPS 1
UPS 2
Bypass
manual /
Manual
Bypass
I4
I4
Salida /
Salida /
Output
Output
3.4.3.4.- Abrir el interruptor de bypass del SAI1 y compro-
bar que el SAI2 se convierte en Master (Fig.6).
Línea
Línea
Línea
red /
red /
bypass /
Mains
Mains
Bypass
line
line
line
I1
I1
I2
SAI 1 /
I3
SAI 2 /
UPS 1
UPS 2
Bypass
manual /
Manual
Bypass
I4
I4
Salida /
Salida /
Output
Output
3.4.3.5.- Cerrar el interruptor de bypass del SAI1. Abrir el
interruptor de bypass del SAI2 y comprobar que el SAI1 se
convierte en Master (Fig.7).
Línea
Línea
Línea
red /
red /
bypass /
Mains
Mains
Bypass
line
line
line
I1
I2
I1
SAI 1 /
I3
SAI 2 /
UPS 1
UPS 2
Bypass
manual /
Manual
Bypass
I4
I4
Salida /
Salida /
Output
Output
3.4.3.6.- Una vez todos los pasos se han llevado a cabo
con resultado positivo, la transmisión de datos entre los
SAIs a través de los cables de comunicación es correcta.
Línea
Línea
Línea
red /
bypass /
bypass /
Mains
Bypass
Bypass
line
line
line
I1
I2
I2
SAI n /
I3
UPS n
Bypass
manual /
Manual
Bypass
I4
Salida /
Output
Línea
Línea
Línea
red /
bypass /
bypass /
Mains
Bypass
Bypass
line
line
line
I1
I2
I2
SAI n /
I3
UPS n
Bypass
manual /
Manual
Bypass
I4
Salida /
Output
Línea
Línea
Línea
red /
bypass /
bypass /
Mains
Bypass
Bypass
line
line
line
I1
I2
I2
SAI n /
I3
UPS n
Bypass
manual /
Manual
Bypass
I4
Salida /
Output
Mains
Red/
Bypass
I3
OFF
ON
Bypass
SAI 1 / UPS 1
manual /
Manual
Bypass
Fig.5
3.4.3.4.- Open the bypass line input circuit breaker of the
UPS1 and verify that the UPS2 becomes MASTER. (Fig.6).
Red/
Mains
Bypass
I3
OFF
OFF
Bypass
manual /
Manual
SAI 1 / UPS 1
Bypass
Fig.6
3.4.3.5.- Close the bypass line input circuit breaker of the
UPS1. Open the bypass line circuit breaker of the UPS2 and
verify that the UPS1 becomes MASTER. (Fig.7).
Mains
Red/
Bypass
I3
OFF
ON
Bypass
manual /
SAI 1 / UPS 1
Manual
Bypass
Fig.7
3.4.3.6.- Once the procedures have been carried out with
positive result, the data transmission between the UPS is
working and the connection between the fibres is correct.
- 55 -
Output
Red/
Mains
M-Bypass Salida/
OFF
OFF
OFF
SAI 2 / UPS 2
M-Bypass Salida/
Output
Red/
Mains
OFF
OFF
OFF
Output
Mains
M-Bypass Salida/
Red/
OFF
OFF
OFF
Bypass
M-Bypass Salida/
Output
ON
OFF
OFF
Bypass
M-Bypass Salida/
Output
ON
OFF
OFF
SAI 2 / UPS 2
Output
Bypass
M-Bypass Salida/
OFF
OFF
OFF
SAI 2 / UPS 2