Epo - Emergency Power Off" Command Connection - GE FGC TLE Series Manual

4.11 "EPO - EMERGENCY POWER OFF" COMMAND CONNECTION

WARNING !
The connection of an emergency button "EPO - Emergency Power Off" must be
performed by QUALIFIED SERVICE PERSONNEL only when the UPS is
COMPLETELY POWERED DOWN.
BE AWARE !
The reliability of the system depends on this contact NC (Normally Closed)!
An Emergency button (Normally Closed voltage-free contact) can be connected on terminals XA /
EPO-1, EPO-2. Max. rating XA terminals: 2.5mm
1
2 3 4
5 6 7
12 13 14 8 9
21 22
15 16 17
18 19 20
10 11
XA
Customer Interface
Fig. 4.11-1 XA terminal block for "EPO - Emergency Power Off" command connection
When opened, this contact causes
the immediate opening of the
Contactors K6 and K7 as well as
the shut-down of Rectifier, Inverter
and Static-Switch.
In a Parallel System a separate NC (Normally Closed) contact must be
connected individually to each unit.
XA
Fig. 4.11-2 XA "EPO - Emergency Power Off" – RPA Parallel System connection schematics
Modifications reserved
GE_UPS_ISG_TLE_SUL_M62_1M0_2US_V010.docx
Critical Power
(AWG/kcmil 14).
2
NOTE !
This procedure could imply a Load shut-down.
Keep SELV cables separated from HIGH
VOLTAGE cables.
XA
XA
XA
EPO
Installation Guide TLE Series 625 - 750 - 1000 UL S2
Page 61/69