Mean Well DDRH-120-48 DC-DC Converter 250-1500 V DC In, 48 V, 2.5 A, 120 W, DIN Rail, Ultra Wide Input
- Brand
- Mean Well
- Model number
- DDRH-120-48
- Category
- DC-DC Converters
Mean Well DDRH-120-48 DC-DC converter from the DDRH-120 series, taking 250-1500 V DC input and giving a regulated 48 V output at up to 91% efficiency. Made for solar and battery systems with very high DC voltages.
Price and availability on request
Key features
- 250~ 1500Vdc 6:1 ultra-wide input range
- Withstand 1700Vdc surge input for 10 seconds
- 63mm slim width
- 4KVac I/O high isolation(Reinforced isolation)
- Protections: Short circuit / Overload / Over voltage / Over temperature / DC input under voltage / DC input reverse polarity
- Fanless design, cooling by free air convection
- 3 years warranty
- Can be installed on DIN rail TS-35/7.5 or 15
- 40~+80°C ultra-wide operating temperature (＞+50°C derating)
- Over voltage categoryⅡ
- Operating altitude up to 5000 meters
- DC OK relay contact
- DC output voltage adjustable(12~15V, 24~29V, 30~36V, 48~58V)
- Conformal coating
Specifications
| DC voltage | 48V |
|---|---|
| Rated current | 2.5A |
| Current range | 0 ~ 2.5A |
| Rated power | 120W |
| Ripple & noise (max.) | 300mVp-p |
| Voltage adj. range | 48 ~ 58V |
| Voltage tolerance | ±1.0% |
| Line regulation | ±0.5% |
| Load regulation | ±1.0% |
| External capacitance load (max.) | 1000μF |
| Voltage range | 250 ~ 1500Vdc |
|---|---|
| Efficiency (typ.) | 91%; 91%; 87% |
| Inrush current (max.) | COLD START 300A/1500Vdc 200A/800Vdc 70A/250Vdc |
| Overload | 105 ~ 135% rated output power; Protection type : Hiccup mode when output voltage<55%, recovers automatically after condition is removed;; Constant current limiting, recovers automatically after fault condition is removed within 55% ~ 100% rated output voltage |
|---|---|
| Over voltage | 62 ~ 70V; Protection type : Hiccup mode, recovers automatically after fault condition is removed |
| Over temperature | Protection type : Hiccup mode, recovers automatically after fault condition is removed |
| Reverse polarity | By internal Bridge Diode, no damage, recovers automatically after fault condition removed |
| DC input under voltage lockout | Under voltage protection range:200 ~ 230Vdc , Under voltage release range:230 ~ 245Vdc |
| DC OK signal | Relay contact rating(max.) : 30V / 1Aresistive |
|---|
| Working temp. | -40 ~ +80℃ (Refer to "Derating Curve") |
|---|---|
| Working humidity | 20 ~ 90% RH non-condensing |
| Storage temp., humidity | -40 ~ +80℃, 10 ~ 95% RH non-condensing |
| Temp. coefficient | ±0.03%/℃ (0 ~ 50℃) |
| Vibration | Component: 10 ~ 500Hz, 2G 10min./1cycle, 60min. each along X, Y, Z axes; Mounting clip: Compliance to IEC60068-2-6 |
| Operating altitude | 5000m |
| Over voltage category | OVCⅡ2000m;According to EN62109-1 |
| Safety standards | UL1741, CSAC22.2 No.107.1-16 , IEC62109-1, BS EN/EN62109-1, EAC TPTC 004 approved |
|---|---|
| Withstand voltage | I/P-O/P:4KVAC I/P-FG :3.75KVAC O/P-FG :2KVAC O/P-DC OK:0.5KVAC |
| Isolation resistance | I/P-O/P, 100M Ohms / 500VDC / 25℃/ 70% RH |
| MTBF | 257.2 Khrs min. MIL-HDBK-217F (25℃); 1596.3 Khrs min. Telcordia TR/SR-332 (Bellcore) (25℃) |
|---|---|
| Dimension | 63*125.2*115mm (W*H*D) |
| Packing | 0.845Kg; 12pcs/12.6Kg/1.02CUFT |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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