Operator`s manual
Mechanical Specications
Dimensions, in (mm) 
H x W x D
15 x 12 x 6
(381 x 305 x 153)
Weight, lb (kg)  50 (22.7) with 4 batteries 
25 (11.3) without batteries
Mounting Wall 
Pole (with optional bracket)
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Humidity (operating) Up to 95% (non-condensing)
Temperature Range, 
°F (°C)
Operating
Storage
–40 to 122 (–40 to 50)
–40 to 167 (–40 to 75)
Altitude, ft (m) 
Operating
Storage
Up to 12,000 (3658)
Up to 15,000 (4572)
AC Input and Output 
Connectors
3-position terminal block 
(maximum 10 AWG)
RS-232 Connector Surveillance version:
DB-9, female
Cable version:
None
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Dry Contacts Surveillance version:
Two programmable dry, 
single pole double-throw 
relays. Contacts are rated 
at 120VAC, 1A. The factory 
default settings are: 
C1: On battery 
C2: Low battery
Cable version:
None
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Display Surveillance version:
Two LEDs (1 red and 1 
green) via communication 
board.
Cable version:
Two LEDs (1 red and 1 
green) mounted on the 
enclosure visible from the 
outside.
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Regulatory
Electrical Safety UL 1778, CSA 22.2 #107.1, 
EN50091-2, EN60950
Emission FCC subpart J, level A for 
conducted and radiated EMI; 
CISPR 22, EN55022 level A 
for conducted and radiated 
EMI.
Packaging Designed to meet 
requirements for ISTA 
program.
Electrical Specications
Input
Voltage (nominal, VAC) 120 or 230 (optional 220)
Frequency, Hz ±5% 60/50
Current, A  2.0 @ 120VAC
1.0 @ 220/230VAC
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Output
Voltage (nominal, VAC) Surveillance version:
120 or 230 ± 10%
24, –5% to +20%
Cable version:
63 –10/+13%
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Frequency, Hz ±5% 60/50 (auto-frequency 
detection)
Current, A  4.20 @ 24VAC
1.59 @ 63VAC
0.83 @ 120VAC
0.43 @ 230VAC
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Power, W/VA 100 total including auxiliary 
output.
Waveform Sine wave
Load Crest Factor 3:1 (load dependent)
Output Voltage Distortion < 3% THD (resistive load)
Efciency (typical)
(backup) 
>85%
>75%
Transfer Time, mS
AVR to Backup
Backup to AVR  
5 (typical)
3 (typical)
Line Qualication Time, 
seconds
3
Battery String Voltage, 
VDC
24
Battery Charger Current, 
A
3.0
Battery Charger 
Temperature 
Compensation
–5mV/°C/Cell default 
(User selectable @ –2.5, –4, 
–5 and –6mV/°C/Cell via RS-
232 connection)
Due to ongoing product improvements, specications are subject to change without notice
Doc# 017-220-B0  Rev. 01 / 07  11










