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EPS 6000 UPS Shared Systems
Figure
E P S 6 0 0 0 M a j o r I n t e r n a l C o m p o n e n t s ,
2-17
S t a t i c S w i t c h C a b i n e t ( S S C )
FUSES
(F1, F2, F3, & F4)
ROTARY SWITCHES
(SW1, & SW2)
TRANSFORMER (T13)
FAR SIDE OF PANEL
PCA (EPOZ)
PCA (ACOZ)
PCA (RAUZ)
PCA (ACPZ)
PCA (OBEZ)
CAPACITORS
(C11, C12, & C13)
FAR SIDE OF PANEL
PCA (IBEZ)
PCA (PROZ)
CARD CAGE
PCA (ALEZ)
In the UPS modules:
Q1
Q5N
K3N
In the circuit of the battery of each UPS module:
QF1
2 — 22
STATIC SWITCH CABINET
(WITH FRONT DOORS REMOVED)
TRANSFORMER (T12)
UPS
UPS
PCA (GTCZ)
PCA (AROZ)
PCA (SRIZ)
FUSES (F11, F12, & F13)
FAR SIDE OF PANEL
Input isolation circuit breaker, used to isolate the UPS module from the main
AC input (mains 1) source and provide input current protection.
UPS isolation circuit breaker, used to isolate the UPS module from he attached load.
Inverter output contactor (automatic), used to isolate the inverter when it is off.
Battery disconnect circuit breaker, used to disconnect the battery from the UPS. QF1
provides isolation and protection between the UPS module and its battery system.
Operation
MAINTENANCE BYPASS CABINET
(WITH FRONT DOOR REMOVED)
CIRCUIT BREAKER
PCA (CBOZ)
(Q2S)
STATIC SWITCH PCA
STATIC SWITCH
(SSSZ)
CIRCUIT BREAKER
(Q3BP)
CIRCUIT BREAKER
(Q5N)
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