Page 1
Autec Power Systems
667 E Cochran St, Simi Valley, CA93065
Tel: (805)522-0888
Fax: (805)522-8777
www.autec.com
13 July 2011
Model (2)
LEDHV-
300S024ST
LEDHV-
300S028ST
LEDHV-
300S036ST
Output
Voltage
24 Vdc
28 Vdc
36 Vdc
Current Range (min-max)
0-12.5 A
0-10.71 A
0-8.33 A
Rated Power
300W
300W
300W
Voltage Tolerance (min-max)
-3% - 3%
Ripple & Noise (max.) (9)
2% VO (Measured by 20 MHz bandwidth oscilloscope and the output paralleled a 0.1 uF ceramic capacitor and a 10 uF electrolytic
capacitor.)
Line Regulation (5)
1% (Vac from min to max)
Load Regulation (6)
1.5% (Output current from min to max)
Turn-on Delay Time (typ–max) (7)
1s - 2s (Measured at 277Vac input and measured at 480Vac input)
Output Overshoot / Undershoot (8)
2% Vo (Power on and off)
Input
Voltage Range
249~ 528 Vac
Frequency Range
47Hz / 63Hz
Power Factor Correction
277 Vac 0.95
480 Vac 0.90
Efficiency (Typ.) at 277Vac (1)
90%
91%
91%
Inrush Current (4)
60A @ 480VAC Input and 25°C
AC Current (Typ.) (3)
1.4 A / 277 VAC 0.8 A / 480 VAC
Protections
Short Circuit Protection
Hiccup and no damage shall occur when any output operating in a short circuit condition.
Over Temperature Protection
(Typ.)
115 °C Maximum temperature of components inside the case.
Over Current Protection (min-typ-
max)
110% IO- 145% IO- 180% IO (Hiccup mode. The power supply shall be self-recovery when the fault condition is removed.)
Over Voltage (Typ.)
125% Vo (Latch mode. The power supply shall return to normal operation only after the power is turn-on again.)
Environmental
Temperature Range
Operational
- 35°C ~ 70°C
Storage
- 40 ~ +85°C
Humidity
Operational
10% ~ 100% RH
Storage
5% ~100% R.H
Safety &
EMC
Safety Standards
UL8750, UL1012, CAN/CSA-C22.2 No. 223-M91
No load Power Dissipation
≤ 3 W @ 277 VAC input
EMI Conduction & Radiation
EN55015 with 6db margin EN6100-3-3 (Voltage fluctuations & flicker)
EMS Immunity
EN61000-4-2, EN61000-4-3, EN61000-4-4,EN61000-4-5, EN61000-4-6, EN61000-4-8, EN61000-4-11, EN 61547
Others
MTBF (3)
92,000 hours
Life Time
52,000 hours @80°C Case Temperature
Dimension (L*W*H)
224 × 93.6 × 44.5(mm) -8.82 × 3.69 × 1.75(inch)
Weight
1400 g
300W Constant Voltage LED Driver LEDHV-300 series
• Ultra High Efficiency (Up to 92%)
• High Power Factor (0.95 Typical)
• Constant Voltage with 300 W Continuous Output Power
• 6kV L/N to Ground, 4kV L to N Lightning Protection
• All-Round Protection: SCP, OTP, OVP and Open Lamp
• IP67 and UL Wet Location Approved
• IEC 61347, UL8750 Safety Standards Approved
SPECIFICATION
FEATURES
Page 2
Autec Power Systems
667 E Cochran St, Simi Valley, CA93065
Tel: (805)522-0888
Fax: (805)522-8777
www.autec.com
13 July 2011
Mechanical Specification
Life Time Curve
Derating Curve
Page 3
Autec Power Systems
667 E Cochran St, Simi Valley, CA93065
Tel: (805)522-0888
Fax: (805)522-8777
www.autec.com
13 July 2011
Notes
(1) Measured at full load and 480 Vac input.
(2) A suffix –xxxx may be added to denote variations or modifications to the base product, where x can be
any alphanumeric character or blank.
(3) For 28V output model, measured at 480Vac input, 80%Load and 25°C ambient temperature
[MIL-HDBK-217F]
(4) At 480Vac input 25℃ Cold Start
(5) Vac from min to max
(6) Output current from min to max
(7) Measured at 277Vac input / Measured at 480Vac input
(8) Power on and off.
(9) Measured by 20 MHz bandwidth oscilloscope and the output paralleled a 0.1 uF ceramic capacitor and
a 10 uF electrolytic capacitor.
LEDHV- 300SxxxST
LED Driver
H = High Input Voltage 249 - 528
Constant Voltage
Single output
Total Power
Rated Voltage
S = standard
T = Standard, 3 Pin UL