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Mean Well RSD-500D-24 DC-DC Converter - 499.2W 67.2-154V DC in 24V out

miniature size, economical, withstand 5G vibration and 70°C operation

SKU:

RSD-500D-24

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Description

Features

Compliance with BS EN/EN50155 and BS EN/EN45545-2 railway standard

1U low profile(25mm

2:1 wide input range

Fanless design, half encapsulated, cooling by free air convection

-40~+80℃ wide operating temperature

DC output adjustable

Protections: Short circuit / Overload / Over voltage / Input reverse polarity / Over temp.

4000VDC I / O isolation

Half encapsulated, cooling by free air convection

Operating altitude up to 5000 meters (Note.5)

LED indicator for power on

3 years warranty

General Specification

Line regulation (max.)	± 0.5%
Load regulation (max.)	± 1.0%
Overload protection Range	105% ~ 135%
Overload protection Type	Constant current limiting 105~135% rated output power with auto-recovery
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	I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
Working temperature	-40 ~ + 80°C (refer to output derating curve)
Safety standards	UL62368-1, IEC 62368-1, AS/NZS 62368-1, EAC TP TC 004 approved, Design refer to BS EN/EN62368-1
EMC standards	EN55022 class B, EN50121-3-2, EN61000-4-2,3,4,5,6,8
Railway standard	EN50155 / IEC60571
Dimension (LxWxH) (mm)	237 x 100 x 41mm
Packing	1.45Kg;10pcs/15.5Kg/0.8CUFT

Specifications

Brand

Mean Well
Series

RSD Series
Power Rating

499.2 Watt
Output Voltage

24 Volt
Rated Current

20.8 Ampere
Input Voltage

67.2V~154V
Standards Met

CB,CE,EAC,SAA,UL
Operation Mode

Constant Voltage
Operating Temperature

-40°C~80°C
Warranty

3 Year
Length

23.7 cm
Width

10 cm
Height

4.1 cm
Weight

1.45 kg

File Downloads

::specification::

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Frequently Asked Questions

Can I use the RSD-500D-24 to power a 24V industrial control cabinet from a high-voltage DC source?

Yes. This converter is designed for constant-voltage 24V output and can deliver up to 20.8A with 499.2W total output power. Its input range is 67-154VAC as listed in the specs.

Is this DC-DC converter suitable for a 24V automation system with multiple loads?

It can fit multi-load 24V automation systems when the combined demand stays within 24V, 20.8A, and 499.2W. The constant-voltage operating mode is intended for equipment that requires a regulated 24V output.

Can the RSD-500D-24 be used in mobile or vibration-prone industrial equipment?

It is specified to withstand 5G vibration, which makes it a better fit for equipment exposed to sustained movement than models without that stated feature. The unit also uses a compact 237.0 × 100.0 × 41.0 mm housing at 1.45 kg.

Would this model work for a 24V embedded system that needs higher current capacity?

Yes, if the embedded system requires a constant 24V rail and the total draw remains at or below 20.8A. With 499.2W available, it is aimed at higher-power 24V loads rather than low-power electronics.

Is the RSD-500D-24 suitable for outdoor or harsh-temperature use?

The published operating temperature range is -40°C to +80°C, so it is specified for very wide temperature conditions. No IP rating is listed in the provided specs, so outdoor or washdown use should be treated as requiring a protected enclosure.

Model	Power	Voltage	Current	IP Rating
Mean Well RSD-500D-48 DC-DC Converter - 499.2W 67.2-154V DC in 48V out	499.2W	48V	10.4A	Indoor	View
Mean Well RSD-500D-12 DC-DC Converter - 420W 67.2-154V DC in 12V out	420W	12V	35A	Indoor	View

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