Symmetra PX 10-80 kW 208 V Installation Sheet
as required.
Communication wiring to optional equipment
If the UPS has been installed between devices, and side panels
are inaccessible, remove the Bypass Static Switch Module to
gain access.
J6
4 Ground
N/O EPO Control N/C EPO Control
3/2 Relay Coil 1
1 Internal Power
+24V Supply
8 Ground
7/6 Relay Coil 2
5 Internal Power
+24V Supply
Emergency shut-down with internal supply
Input/Output Wiring of Ancillary Equipment
1/2 Battery Breaker present
3/4 Ext. battery fuse/Battery Breaker 1
(N/O position)
5/6 Ext. battery fuse/Battery Breaker 2
(N/O position)
7/8 Temp. sensor, ext. battery
9/10 Temp. sensor, ext. battery present
11/12 Iso. trafo temp. switch (N/C position)
13/14 Iso. trafo temp. switch present
J8
J4
J5
J3
4
3
2
1
4
Return
EPO control for Battery Cabinet
1
Trip Voltage
J6: For use only with ISX
Keep EPO
wire routing
isolated and
use separate
EPO grommets
AC
Output
AC
Input
Blue
Brown
5
Connection of Maintenance
Bypass Panel
J1
J3
J1 and J3 For use only with ISX
1/2 Q001 UPS input switch (N/O position)
3/4 Q002 UPS output switch (N/O position)
5/6 Q003 UPS service bypass switch (N/C position)
7/8 OK to operate UPS Output switch Q002
9/10 OK to operate service bypass switch Q003
11/12 Not used
13/14 External Switch Gear present
Input/Output Wiring of Maintenance Bypass Panel
(MBP)
Input signals: Contact load: TTL
Output Relays:
0.3VA/1.9kW240V/8A
AC
Output
AC
Input
Symmetra PX 10-80 kW 208 V Installation Sheet
6
Specifications
Notes
Recommended source connection
Input electricity to be provided from a dedicated, grounded 4-wire
Caution
CAUTION!
All electrical power and power control wiring must be
installed by a qualified electrician, and must comply with local
and national regulations for maximum power rating.
All current values are based on 80 kW maximum configuration
of the UPS.
Input
Input voltage 3-phase 208V (166-240V)
Input current (nominal, per phase) 244 A
Maximum input current (continuous, at minimum
mains voltage)
321 A
Input current protection for mains source or single
mains supply
(external to UPS, not supplied)
350 A *note 3
Input current protection for bypass source in dual
mains configuration (external to UPS, not supplied)
300 A *note 4
Input frequency (progammable) 40-70 Hz
Output
Output voltage (on line) 380 V 3-phase 208V
Output current (nominal) 222 A
Maximum output current (in bypass at 125%
overload)
277 A
Neutral output current (with 100% switch mode load)384 A *note 8
Output current protection (external to UPS, not
supplied)
300 A *note 6
Output frequency (progammable) 50/60 Hz, Synchronized to
bypass input (if present)
Overcurrent device and disconnect switch for
external safety
DC bus voltage (nominal) +
192 V
DC voltage rating of the battery supply 250 V
Maximum available battery supply fault current 10 KA