HEP-240 series
August 12, 2022
HEP-480 series
August 13, 2022MW Mean Well Meanwell 320W Switching Power Supply for Harsh Environment HEP-320 series
Features
- Universal AC input / Full range (up to 305VAC)
- Built-in active PFC function
- High efficiency up to 95%
- Fanless design, cooling by free air convection
- -55〜+70℃ wide operating range
- Aluminum case and filling with heat-conducted silicone
- IP65 design, optional IP68 rated model available
- Meet 6KV surge immunity level
- Withstand 10G vibration test
- Operating altitude up to 5000 meters
- Protections: Short circuit / Overload / Over voltage / Over temperature
- 6 years warranty
Mean Well HEP-320 Series Data Sheet Download
Description
HEP-320 is a 320W industrial AC/DC power supply featuring the outstanding capability to operate under a harsh environment with high dust density, humidity, vibration and altitude. The entire series is housed with a robust aluminum case and fully potted with heat-conducted silicone. Thanks to state-of-the-art design, the working efficiency is up to 95%, enabling HEP-320, with a fanless design, perfectly work between -55℃ and +70℃ under free air convection.
In Mean Well power supply HEP Family, there are HEP-100 series, HEP-150 series, HEP-185 series, HEP-240 series, HEP-320 series, HEP-480 series, HEP-600C series, HEP-600 series, HEP-1000 series, HEP-2300-HV series and HEP-2300 series.
Mean Well HEP-320 Series Model Encoding
Specification
| MODEL | HEP-320-12 □ | HEP-320-15 □ | HEP-320-24D | HEP-320-36 □ | HEP-320-48D | HEP-320-54D | |
| OUTPUT | DC VOLTAGE | 12V | 15V | 24V | 36V | 48V | 54V |
| RATED CURRENT | 22A | 19A | 13.34A | 8.9A | 6.7A | 5.95A | |
| RATED POWER | 264W | 285W | 320.16W | 320.4W | 321.6W | 321.3W | |
| RIPPLE & NOISE (max.) Note.2 | 150mVp-p | 150mVp-p | 150mVp-p | 250mVp-p | 250mVp-p | 350mVp-p | |
| VOLTAGE ADJ. RANGE Note.5 | 10.8 ~ 13.5V | 13.5 ~ 17V | 21 ~ 26V | 32 ~ 39V | 43 ~ 52V | 49 ~ 58V | |
| CURRENT ADJ. RANGE Note.5 | 11 ~ 22A | 9.5 ~ 19A | 6.67 ~ 13.34A | 4.45 ~ 8.9A | 3.35 ~ 6.7A | 2.97 ~ 5.95A | |
| VOLTAGE TOLERANCE Note.3 | ±3.0% | ±2.0% | ±1.0% | ±1.0% | ±1.0% | ±1.0% | |
| LINE REGULATION | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | |
| LOAD REGULATION | ±2.0% | ±1.5% | ±0.5% | ±0.5% | ±0.5% | ±0.5% | |
| SETUP, RISE TIME Note.6 | 2500ms,80ms/115VAC 500ms,80ms/230VAC at full load | ||||||
| HOLD UP TIME (Typ.) | 15ms at full load 230VAC /115VAC | ||||||
| INPUT | VOLTAGE RANGE Note.4 | 85~264VAC (277VAC operational) 120~370VDC(390VDC operational) | |||||
| FREQUENCY RANGE | 47 ~63Hz | ||||||
| POWER FACTOR (Typ.) | PF>0.98/115VAC, PF>0.95/230VAC, PF>0.94/277VAC at full load | ||||||
| EFFICIENCY (Typ.) | 91% | 92.5% | 94% | 94% | 94.5% | 95% | |
| AC CURRENT (Typ.) | 3.5A / 115VAC 1.65A / 230VAC 1.45A / 277VAC | ||||||
| INRUSH CURRENT(Typ.) | COLD START 70A at 230VAC | ||||||
| LEAKAGE CURRENT | <0.75mA / 277VAC | ||||||
| PROTECTION | OVER CURRENT | 105~125% | |||||
| Protection type : Hiccup mode, recovers automatically after fault condition is removed | |||||||
| SHORT CIRCUIT | Hiccup mode, recovers automatically after fault condition is removed | ||||||
| OVER VOLTAGE | 14 ~ 17V | 17.5 ~ 21V | 27 ~ 33V | 40 ~ 46V | 53.5 ~ 60V | 59 ~ 65V | |
| Protection type : Shut down and latch off o/p voltage, re-power on to recover | |||||||
| OVER TEMPERATURE | Shut down and latch off o/p voltage, re-power on to recover | ||||||
| ENVIRONMENT | WORKING TEMP. | -55 ~ +70℃ (Refer to “Derating Curve”) | |||||
| WORKING HUMIDITY | 20 ~ 95% RH non-condensing | ||||||
| STORAGE TEMP., HUMIDITY | -60 ~ +80℃, 10 ~ 95% RH non-condensing | ||||||
| TEMP. COEFFICIENT | ±0.03%/℃ (0 ~ 60℃) | ||||||
| VIBRATION | 20 ~ 500Hz, 10G 12min./1cycle, period for 72min. each along X, Y, Z axes | ||||||
| SAFETY & EMC | SAFETY STANDARDS Note.8 | UL62368-1,IEC62368-1, IP65 (or IP68 for HEP-320 Blank-Type), EAC TP TC 004 approved ; Design refer to BS EN/EN62368-1 | |||||
| WITHSTAND VOLTAGE | I/P-O/P:3.75KVAC I/P-FG:2KVAC O/P-FG:1.5KVAC | ||||||
| ISOLATION RESISTANCE | I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH | ||||||
| EMC EMISSION | Compliance to BS EN/EN55032 (CISPR32) Class B, BS EN/EN61000-3-2,-3, EAC TP TC 020 | ||||||
| EMC IMMUNITY | Compliance to BS EN/EN61000-4-2,3,4,5,6,8,11, BS EN/EN55024, light industry level (surge 6KV), EAC TP TC 020 | ||||||
| OTHERS | MTBF | 1565.6K hrs min. Telcordia SR-332 (Bellcore) ; 154.2Khrs min. MIL-HDBK-217F (25℃) | |||||
| DIMENSION | 252*90*43.8mm (L*W*H) | ||||||
| PACKING | 1.88Kg; 8pcs/16Kg/0.92CUFT | ||||||
Application
- Outdoor telecommunication equipment
- Outdoor electronic signage and billboard
- Petroleum plant or mine shaft facility
