Terminal #10
Terminal #1
PFC
INPUT
RECTIFIER
PWM
INVERTER
Output 2 -
120Vac
Line (Black Wire)
Output 2 -
120Vac
Neutral (White
WIre
)
Chassis Ground (Output 1 & 2)
Chassis Ground (Input)
120
Vac
Input Neutral (White
WIre
)
120
Vac
Input Line (Black Wire)
208-240Vac
Output
Output
Auto-transformer
Battery
Charger
Internal UPS
Batteries (240Vdc)
+
Output 1 - 208-
240Vac
L2
or Neutral
Output 1 - 208-
240Vac
L1
+ External Battery (+
240Vdc
)
- External Battery (-
240Vdc
)
Terminal Block as Viewed Through
the Opening in the UPS Rear Panel
Input
Auto-transformer
INTERNAL UPS DIAGRAM
SG5K-1TX(C) & SG6K-1TX
INTERNAL UPS DIAGRAM
SG5K-2T(C) & SG6K-2T(C)
Terminal #10
Terminal #1
PFC
INPUT
RECTIFIER
PWM
INVERTER
NOT USED
NOT USED
Chassis Ground (Output 1 & 2)
Chassis Ground (Input)
208-
240Vac
Input
L2
or Neutral
208-
240Vac
Input
L1
208-240Vac
Output
Battery
Charger
Internal UPS
Batteries (240Vdc )
+
Output 1 - 208-
240Vac
L2
or Neutral
Output 1 - 208-
240Vac
L1
+ External Battery (+
240Vdc
)
- External Battery (-
240Vdc
)
Terminal Block as Viewed Through
the Opening in the UPS Rear Panel
9