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MS500A Datasheet, PDF (1/2 Pages) Astec America, Inc – 500-750 Watts | |||
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500-750 Watts
HELIOSTM
Mini 500
500W 48VDC Compact Power Solution
Special Features
⢠System includes rectifiers, temperature com-
pensation, charge control, low voltage
disconnect, and distribution fuse module in a
standard, compact package
⢠Up to three, 250 W Output Rectifiers,
providing 250 W, 500 W or 500 W with N+1
Redundancy and 750 W Charging Power
⢠Adjustable DC Output Voltage: (-48 to - 55.5V)
⢠Adjustable Temperature Compensation slope
⢠Adjustable Low Voltage Disconnect threshold
⢠Adjustable Battery Charge Control (2 - 20 A)
⢠Distribution: 10 Fuse Positions (0 to10 A each)
⢠Convection Cooled
⢠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
⢠Full front access unit available
Electrical Specs
Input
AC Input Range
Input Voltage 110 Vrms (86-132)
Input Current
typical 5.5 A @ 120 Vrms,
Max 11.5 A
Frequency
50-60 Hz (45-65 Hz)
Efficiency
>86%
Power Factor
0.99 for >50% rated output current
Total Harmonic Distortion <5% for >50% rated output current
Output
DC Output Voltage
DC Output Current
Maximum Output Power
Voltage Regulation
Dynamic Response
Protection and/or
Disconnect
Parallel Operation
Capacitor Precharge
Hold-up Time
Voice Frequency Noise
High Frequency Noise
(wideband)
-54.5 VDC ± 0.5%
6 A per rectifier @ current limit
102.5% ± 2.5% rated output power
for Vout > 42 V
0.5% load/line ± 1.0% load/line
temp.
± 5% for 10% to 90% or 90% to 10%
step launch
Internal DC fuse
± 10% of rated current between
rectifiers
automatic upon insertion of
rectifiers
Vout remains > 42 V for 30 msec
<55 dB rnC
<100 mVrms
Environmental & Safety
EMC/EMI: FCC Class B, part 15 sub part B, and Bellcore 1089
ESD: TR-NWT-001089, 15 kV no damage,
2 kV no disturbance
Temperature and Humidity: -40°C to +50°C (up to +65°C with
sufficient airflow)
Acoustic Noise: <55 dB with âAâ weighting
Cooling: Natural Convection
Shock and Vibration: TR-NWT-000063
Fire Resistance: All material UL 94-VO
Safety:
UL 1950
IEC 950
CSA 22.2 # 950
166 Americaâs (USA): 1-888-41-ASTEC
Europe (UK): 44 (1384) 842-211 Asia (HK): 852-2437-9662
rev 12.01.01
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