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Mean Well

Mean Well RSD-30L-12 DC-DC Converter - 30W - 18~72V in 12V out

miniature size, economical, withstand 5G vibration and 70°C operation
SKU:
RSD-30L-12
Please for Pricing
|

Description

Features

Compliance with BS EN/EN50155 and BS EN/EN45545-2 railway standard
Ultra compact and 1U low profile(25mm
4:1 wide input range
No minimum load required
Protections: Short circuit / Overload / Over voltage / Input reverse polarity / Over temp.
4000VDC I / O isolation
Half encapsulated, cooling by free air convection
-40~+70℃ wide working temperature
The built-in constant current limiting circuit
LED indicator for power on
100% full load burn-in test
3 years warranty

General Specification 

Line regulation (max.) ± 0.5%
Load regulation (max.) ± 0.5%
Overload protection Range 105% ~ 135%
Overload protection Type Constant current limiting recovers automatically after the 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 I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
Working temperature -40 ~ + 85°C (refer to output derating curve)
Safety standards IEC 62368-1, UL 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) 113 x 60 x 25mm
Packing 0.25Kg; 56pcs/15Kg/0.81CUFT

Specifications
  • Brand
    Mean Well
  • Series
    RSD Series
  • Power Rating
    30 Watt
  • Output Voltage
    12 Volt
  • Rated Current
    2.5 Ampere
  • Input Voltage
    18V~72V
  • Standards Met
    CB,CE,EAC,EMC,RCM
  • Operation Mode
    Constant Voltage
  • Operating Temperature
    -40°C~70°C
  • Warranty
    3 Year
  • Length
    11.3 cm
  • Width
    6 cm
  • Height
    2.5 cm
  • Weight
    0.25 kg

File Downloads

::specification::

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Frequently Asked Questions

Can I use the RSD-30L-12 in a 24V, 36V, or 48V control system that needs a 12V rail?

Yes, this model is suited to systems that fall within its 18-72VAC input range and need regulated 12V output. Its 30W and 2.5A output rating fit lower-power 12V control and embedded loads derived from higher-voltage source systems.

Is the RSD-30L-12 a fit for 12V automation electronics in higher-voltage industrial equipment?

It is appropriate when the higher-voltage source is within 18-72VAC and the 12V load stays within 30W and 2.5A. This makes it relevant for machine-level electronics that need a smaller 12V auxiliary supply from a broader input range.

Can this converter power 12V embedded devices in vehicles or battery-based platforms with wider input variation?

Yes, its 18-72VAC input range is broader than the 9-36VAC versions, which helps in platforms with higher nominal source voltage. The 12V output remains limited to 30W and 2.5A, so it fits smaller embedded or control loads rather than larger 12V devices.

Is the RSD-30L-12 meant for harsh temperature environments or outdoor exposure?

Its operating temperature range is specified at -40°C to +70°C, so it is designed for a wide temperature window. No IP rating is provided in the listed specs, so direct outdoor exposure or washdown suitability is not confirmed here.

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Mean Well RSD-30L-12 DC-DC Converter - 30W - 18~72V in 12V out
Mean Well

Mean Well RSD-30L-12 DC-DC Converter - 30W - 18~72V in 12V out

Please for Pricing

Features

Compliance with BS EN/EN50155 and BS EN/EN45545-2 railway standard
Ultra compact and 1U low profile(25mm
4:1 wide input range
No minimum load required
Protections: Short circuit / Overload / Over voltage / Input reverse polarity / Over temp.
4000VDC I / O isolation
Half encapsulated, cooling by free air convection
-40~+70℃ wide working temperature
The built-in constant current limiting circuit
LED indicator for power on
100% full load burn-in test
3 years warranty

General Specification 

Line regulation (max.) ± 0.5%
Load regulation (max.) ± 0.5%
Overload protection Range 105% ~ 135%
Overload protection Type Constant current limiting recovers automatically after the 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 I/P-O/P, I/P-FG, O/P-FG:100M Ohms / 500VDC / 25℃/ 70% RH
Working temperature -40 ~ + 85°C (refer to output derating curve)
Safety standards IEC 62368-1, UL 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) 113 x 60 x 25mm
Packing 0.25Kg; 56pcs/15Kg/0.81CUFT
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