Specifications

19745-838-B0-001
If commercial power is present at the site, and the power supply is currently being
powered by commercial AC line voltage, turn the battery breaker OFF on the inverter
module.
1.
3.0 Installation Instructions for Specifi c Power Supplies, continued
3.2 Alpha XM Series Power Supply
NOTE:
You may require a chipset upgrade for the USM and XM inverter drawer for proper operation with the XP-
EDH-A. Operating an XM series power supply with the XP-EDH-A with the wrong version chipset fi rmware
may result in intermittent or incorrect operation of the power supply. Contact your Alpha representative for
additional information.
3.2.1 XM Series Jumper Settings
Fig. 3-7, XM/XP Power Supply Universal Status Monitor
(as viewed from rear of power supply with main control module partially removed)
SW1 SW2 SW3 SW4
P1
P2
P6
P5
P4
P3
P7
5V
15V
24V
P8
P9
P13
P14
DC
AC
POT ADJUST
RJ CONN
POWER SUPPLY
INTERFACE CABLE
= JUMPERED
1
2
3
1
2
3
1
2
3
1
2
3
1
23
1
2
R8
1
2
CUR
AC VOLTS
XM USM
1
1
1
Set to 0
Slide the inverter drawer out to gain access to the USM card. Remove the USM/APM
assembly from the inverter drawer. To install the USM and APM cards, refer to the
manual supplied with the cards and complete the installation process.
Refer to the following diagram and adjust the jumper settings to match your power supply.
Reinstall the USM/APM assembly into the connector on the inverter drawer. Secure with
the screw and bracket.
Close the inverter module drawer.
2.
3.
4.
5.
NOTE:
When the battery breaker is turned OFF, standby power is disabled.