500-4000 Watts
HELIOSTM
MiniSystem 3500
3500W 48VDC Compact Power Solution
Electrical Specs
Input
AC Input
Voltage Range
110/120VAC (86 - 132 VAC)
(250 watt rectifiers)
208/240VAC (176 - 264VAC)
(500 watt rectifiers)
Frequency
Efficiency
50 - 60 Hz (45 - 65 Hz)
>86% @ full load
Power Factor
0.99 (50 - 100% output load)
Total
Harmonic Distortion
<5% @ loads over 50% of rated current
Output
DC Output
Voltage Range
-54.5 VDC
(user selectable -48 to -55.5VDC)
Special Features
Maximum
Output Power
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3500 W Constant Power Output System
Available in 110VAC or 220VAC systems
110 VAC systems can be configured with two to eight,
250W Output Rectifiers providing up to 1750W with
N+1 Redundancy
220 VAC systems can be configured with two to eight,
500 W Output Rectifiers providing up to 3500W with
N+1 Redundancy
1750 watt/system @110VAC
(250 watt rectifiers) with N+1
3500 watt/system @ 220VAC
(500 watt rectifiers) with N+1
Voltage Regulation
Dynamic Response
+/- 0.5% load/line and +/- 1.0%
load/line/temperature
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from +/-5% for 10% to 90% or 90% to 10%
load step changes
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Adjustable DC Output Voltage: (-48 to -55.5V)
Adjustable Temperature Compensation slope
Adjustable Low Voltage Disconnect threshold
Adjustable Battery Charge Control (2A to 20A)
Distribution: 10 Fuse Positions (0 to 10A each) - Up to
five breakers
Power Factor Correction
Current Sharing
Soft Switching Technology
Full Output Power at Full Temperature Range
Full Complement of LED and Output Alarms Available
Connections for up to Two Battery Strings
EMI Filter Included
Compact Dimensions (21.5"W x 5.25"H x 14"D) (550 x
133 x 300mm)
Protection and/or
Disconnect
fuses/breakers
Parallel Operation
+/- 10% of rated current between rectifiers
Power/Current Limit
102.5% +/- 2.5% of rated power at output
voltages >42VDC
Capacitor Precharge
Hold-up Time
Automatic upon insertion
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Output voltage remains above -42V
for 30 msec
Voice Frequency Noise
High Frequency Noise
<55 dB rnC
<250 mV rms
Environmental
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Fan shelf (220 V rectifier shelf) for increased
temperature range, and installation in areas with low
volume or no air flow
EMC/EMI: FCC Class B, CISPR Class A for digital devices,
Bellcore GR-1089-CORE
ESD: Bellcore TR-NWT-001089
Temperature: -40° to +50°C with natural convection cooling (250 W
rectifiers), -40°C to +65°C with forced air cooling (500 W rectifiers) @ 250
cfm
Safety
Humidity: 0 to 95% RH (non-condensing)
Acoustic Noise: <65dB for full system including eight rectifiers, fan unit
Cooling: natural convection / forced air
UL 1950
UL1801
CSA C22.2 No. 950
IEC-950
Shock and Vibration: Bellcore TR-NWT-000063
Fire Resistance: UL94VO
Voltage Surge Protection: meets IEEE C62.41-1991
172
America’s (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211
Asia (HK): 852-2437-9662
rev 12.01.01
ASTEC [ Astec America, Inc ]
