f.
Open the maintenance bypass circuit breaker Q3BP (if present). The load is now
supplied via the bypass source.
Note that if your UPS configuration does not include the maintenance bypass
option, start-up requires only closing Q4S to supply the bypass source to the
attached load.
g.
Close the input isolation circuit breaker Q1.
Verify that the following conditions exist:
•
The red “load not protected” LED is on
•
The rectifier/battery charger automatically starts
If either condition is not present, there is a fault. Open Q1 and contact MGE
Customer Support Services.
h.
Close the battery disconnect circuit breaker QF1. The batteries are now connected
to the rectifier/battery charger, and have begun charging.
i.
If the UPS is not programmed for automatic restart, press the “inverter on”
pushbutton. The green “load protected” LED will flash for about 3 seconds,
indicating that the inverter is starting.
j.
The UPS will automatically transfer the load to the UPS inverter output . The green
“load protected” LED will turn on and remain on.
k.
Close the optional output distribution circuit breakers (if present).
After initial start-up of the system, normal operation should
be tested. At the minimum, the following tests should be
performed (refer to the EPS 6000 UPS User’s Guide, MGE
part number 86-130033-00, for procedures), as applicable
to your installation:
•
Emergency power off (EPO) test.
•
Remote emergency power off (REPO) test (if applicable).
•
Inverter start and stop.
•
Battery transfer test.
•
Maintenance bypass procedure.
2.6.3
Checks After
Start-up
B e c a u s e i t i s s t a n d a rd fo r t h e U P S m o d u l e t o b e
p ro g r a m m e d fo r a u t o m a t i c r e s t a r t , t h e i nv e r t e r w i l l
a u t o m a t i c a l l y s t a r t a f t e r t h e b a t t e r y d i s c o n n e c t
c i rc u i t b r e a k e r Q F 1 h a s b e e n cl o s e d .
IMPORTANT
2 — 9
Installation, Single-Module Systems
Installation manual
Содержание EPS 6000
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