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Mean Well DDRH-30-15DR Ultra Wide Input DC-DC Converter, 30W 15V, D...
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Description
Description
The DDRH-30 is a 30W high-reliability ultra-wide input DC-DC converter engineered for photovoltaic, energy storage, and high-voltage industrial applications. Its 150~1500Vdc input range spans solar, battery string, and DC bus supply sources. Featuring 4KVac reinforced I/O isolation and fanless free air convection cooling, the DDRH-30 delivers dependable isolated power with no minimum load requirement across a -40~+80°C operating range.
Key Features
- ✓ Ultra-wide 150~1500Vdc input range — covers solar, ESS, and DC bus sources
- ✓ DC output voltage adjustable ±10%
- ✓ 4KVac reinforced I/O isolation
- ✓ Cooling by free air convection — fanless design, no minimum load required
- ✓ Wide operating temperature: -40°C ~ +80°C
- ✓ Protections: Short circuit / Overload / Over voltage / Reverse polarity / Under voltage lockout
- ✓ DIN rail TS-35/7.5 or 15 compatible (DR type)
- ✓ Safety approvals: IEC62109-1 (LVD), EAC TP TC 004
- ✓ 3 years warranty
Specifications
Specifications
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BrandMean Well
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SeriesDDRH Series
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Power Rating30 Watt
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Output Voltage15 Volt
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Rated Current2 Ampere
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Input Voltage150V~1500V
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Standards MetCE,EAC
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Operation ModeConstant Voltage
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Operating Temperature-40°C~80°C
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Warranty3 Year
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Length13.5 cm
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Width7 cm
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Height4.35 cm
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Weight0.31 kg
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Frequently Asked Questions
Can the DDRH-30-15DR power 15V industrial analog instruments or signal conditioning equipment?
Yes. The DDRH-30-15DR provides 30W at 15V and 2A, which suits analog instrumentation, signal conditioning modules, and some industrial transmitters that require a 15V supply. Its DIN rail mounting allows it to be installed directly in the same panel as the instruments it powers.
Is the DDRH-30-15DR suitable for powering 15V stepper motor drivers or small motion control modules?
Yes. Compact stepper motor drivers and low-power motion control modules that operate at 15V can be supplied by the DDRH-30-15DR at 30W and 2A. The 10:1 ultra-wide input (150–1500VDC) allows it to interface with high-voltage DC buses common in motion control infrastructure.
Can this unit supply 15V logic rails in an embedded industrial control system?
Yes. The DDRH-30-15DR can provide a regulated 15V logic rail for embedded industrial controllers, DSP boards, or FPGAs that require this voltage. Its fanless, DIN rail-mount design fits well in compact control enclosures where space and noise-free operation are priorities.
What are the environmental operating limits of the DDRH-30-15DR?
The DDRH-30-15DR operates from -40°C to +80°C, covering both cold storage and high-ambient industrial environments. No IP rating is provided for the unit itself, so enclosure-level protection is required when installing in locations exposed to moisture, dust, or contaminants.
How do the DDRH-30-15DR, DDRH-30-15P, and DDRH-30-15ST compare?
All three variants provide 30W, 15V, and 2A output with a 150–1500VDC input range and carry CE/EAC certifications. The DDRH-30-15DR is DIN rail-mount, the DDRH-30-15P is PCB-mount, and the DDRH-30-15ST uses screw terminal connections. Select the variant based on the mounting and wiring method required for the application.
