
Liebert Corporation
1050 Dearborn Drive
P.O. Box 29186
Columbus, Ohio 43229
800 877 9222 Phone (U.S. &
Canada Only)
614 888 0246 Phone (Outside U.S.)
614 841 6022 FAX
Via Leonardo Da Vinci 8
Zona Industriale Tognana
35028 Piove Di Sacco (PD)
Italy
39 049 9719 111 Phone
39 049 5841 257 FAX
Emerson Network Power Asia Pacific
7/F., Dah Sing Financial Centre
108 Gloucester Rd, Wanchai
Hong Kong
852 25722201 Phone
852 28029250 FAX
liebert.com
24 x 7 Tech Support
800 222 5877 Phone
614 841 6755 (outside U.S.)
While every precaution has been taken to ensure accuracy
and completeness in this literature, Liebert Corporation assumes
no responsibility, and disclaims all liability for damages resulting
from use of this information or for any errors or omissions.
© 2005 Liebert Corporation. All rights reserved throughout
the world. Specifications subject to change without notice.
All names referred to are trademarks or registered
trademarks of their respective owners.
® Liebert and the Liebert logo are registered trademarks
of the Liebert Corporation.
SL-23272 (R2/06) Printed in USA
Emerson Network Power.
The global leader in enabling
business-critical continuity.
AC Power Systems
Connectivity
DC Power Systems
Embedded Power
Power Protection
Integrated Cabinet Solutions
Outside Plant
Precision Cooling
Site Monitoring and Services
Emerson Network Power and the Emerson
Network Power logo are trademarks and
service marks of Emerson Electric Co.
©2005 Emerson Electric Co.
The PSA receptacles are
spaced to accommodate
transformer blocks.
PowerSure®PSA Specifications
Model Number PSA350MT-120 PSA500MT-120 PSA650MT-120 PSA1000MT-120
POWER RATING VA/W 350VA /210 W 500 VA/ 300 W 650VA / 390 W 1000 / 600
DIMENSIONS: in. (mm)
Unit 4.6 x 7.7 x 8.7 4.6 x 7.7 x 8.7 4.6 x 14.1 x 8.7 4.6 x 14.1 x 8.7
W x D x H (116x196x222) (116x196x222) (116x358x222) (116x358x222)
WEIGHT: lbs (kg)
Unit 16.8 (7.6) 17.2 (7.8) 20.7 (9.4) 29.7 (13.5)
INPUT AC PARAMETERS
Surge Protection 570 J
Voltage Range Without
Battery Operation 78 VAC - 150 VAC, DIP switch selectable
Input Power Cord 6 ft. (1.8m) attached, w/NEMA 5-15 P
OUTPUT AC PARAMETERS
Output Receptacles (4) NEMA (4) NEMA (4) NEMA (6) NEMA
5-15R (orange) 5-15R (orange) 5-15R (orange) 5-15R (orange)
Battery backup Battery backup Battery backup Battery backup
+ surge protection + surge protection + surge protection + surge protection
(2) NEMA (2) NEMA (2) NEMA (2) NEMA
5-15R (black) 5-15R (black) 5-15R (black) 5-15R (black)
Surge protection Surge protection Surge protection Surge protection
Voltage (Battery mode) 120VAC ±8%
Waveform (Battery mode) Stepped Sinewave
Frequency 50 Hz or 60 Hz; auto sensing
PowerSure®PSA Runtime Table
Typical Battery Backup Time 350VA500VA650VA 1000VA
Pentium II w/15” Monitor 33min 45 min 45 min 69 min
Pentium II w/17” Monitor 20 min 28 min 28 min 49 min
Pentium II w/21” Monitor 19 min 26 min 26 min 47 min
Pentium III w/15” Monitor 15 min 23 min 23 min 39 min
Pentium III w/17” Monitor 14 min 19 min 19 min 37 min
Pentium III w/21” Monitor 9 min 17 min 17 min 26 min
Pentium 4 w/15” Monitor 10 min 18 min 18 min 27 min
Pentium 4 w/17” Monitor 8 min 15 min 15 min 25 min
Pentium 4 w/21” Monitor – 12 min 12 min 24 min
User replaceable batteries
ensure long product life.
6 ft. Power Cord
for easy access
Site Wiring Fault
Indicator
USB Port
DB-9 Port
(serial/contact closure)
Voltage Selector
Switches
Data-Line Protection
(Phone/Fax/Modem/
DSL/Internet)
Orange Output
Receptacles offer
Battery Backup and
Surge Protection
Black Output
Receptacles offer
Surge Protection
650 VA Model Shown
EmersonNetworkPower.com