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Mean Well RSD-100D-12 DC-DC Converter - 100.8W - 67.2~143V in 12V out
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Description
Description
Features
| Compliance to EN50155 railway standard |
| 2: 1 wide input range |
| 4000VDC I / O isolation |
| Protections: Short circuit / Overload / Over voltage / Input reverse polarity |
| Cooling by free air convection |
| Built-in constant current limiting circuit |
| 1U low profile |
| All using 105 ° C long life electrolytic |
| Half encapsulated |
| 100% full load burn-in test |
| 3 years warranty |
General Specification
| Line regulation (max.) | ± 0.5% |
| ALoad regulation (max.) | ± 1% |
| Overload protection Range | 105% ~ 135% |
| Overload protection Type | Constant current limiting, recovers automatically after fault condition is removed |
| Over voltage protection | 115% to 135% Shutdown O / P voltage, re-power on to recover |
| Withstand voltage | I / PO / P: 4kVDC, I / P-FG: 2.5kVDC, O / P-FG: 2.5kVDC, 1 minute |
| Isolation resistance | 100MQ(min.)@500VDC |
| Working temperature | -40 ~ + 70°C (refer to output derating curve) |
| Safety standards | Meet IEC60950-1 (LVD) |
| EMC standards | EN55022 class B, EN50121-3-2, EN61000-4-2,3,4,5,6,8 |
| Railway standard | EN50155 / IEC60571 |
| Dimension (LxWxH) (mm) | 161x68x36 |
| Packing | 24pcs / 15.4kg |
Specifications
Specifications
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BrandMean Well
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SeriesRSD Series
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Power Rating100.8 Watt
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Output Voltage12 Volt
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Rated Current8.4 Ampere
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Input Voltage67.2V~143V
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Standards MetCB,CE,EAC,EMC,RCM
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Operation ModeConstant Voltage
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Operating Temperature-40°C~85°C
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Warranty3 Year
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Length16.1 cm
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Width6.8 cm
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Height3.6 cm
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Weight0.56 kg
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Frequently Asked Questions
Can I use the RSD-100D-12 to derive 12V power from a 72V, 96V, or 110V DC system?
Yes, this model accepts 67.2~143V input and provides a constant-voltage 12V output. With up to 8.4A and 100.8W, it is suitable for 12V control, monitoring, and embedded loads on higher-voltage DC systems within that range.
Is the RSD-100D-12 suitable for high-voltage battery or DC bus automation equipment that needs 12V controls?
Yes, the 67.2~143V input range is intended for higher-voltage DC bus applications. It converts that input to 12V constant voltage at up to 8.4A and 100.8W for automation electronics that need a lower-voltage control rail.
Can this converter be used in railway, mobile, or industrial equipment with vibration?
The features list specifies 5G vibration resistance, which supports use in equipment where mechanical vibration is a design factor. Its output remains 12V constant voltage with 8.4A and 100.8W available from a 67.2~143V input source.
Is the RSD-100D-12 intended for exposed outdoor environments?
The temperature rating is -40°C to +85°C, which covers a wide operating range. No IP rating is listed in the provided specs, so it should be treated as a converter for protected enclosures rather than exposed outdoor installation without additional housing.
How does the RSD-100D-12 compare with other 100W RSD-100 models?
In the 100W RSD-100 group, the 12V models are RSD-100B-12, RSD-100C-12, and RSD-100D-12, all rated at 100.8W and 8.4A. The same family also includes 24V versions at 100.8W and 4.2A and 5V versions at 100W and 20A; the D model is the high-input variant with a 67.2~143V input range.
