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RSD-300B-12 Mean Well Railway Single Output DC-DC Converter

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Ships Monday, May 1 if ordered in the next 2 days, 9 hours and 15 minutes!

$103.00
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Key features for RSD-300B-12


Compliance to EN50155 railway standard
2:1 wide input range
Protections: Short Circuit / Overload / Over voltage / Over Temperature / Input reverse polarity
4000VDC I/O isolation
Cooling by free air convection
Half encapsulated
Built-in constant current limiting circuit
1U low profile 40mm
All using 105°C long life electrolytic capacitors
LED indicator for power on
100% full load burn-in test
3 years warranty
RSD-300B-12 Datasheet / Full Specs

RSD-300B-12 Mean Well Railway Single Output DC-DC Converter

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Product Details

Model No. - RSD-300B-12

Max Output Wattage (W) - 300 Watts

Output Voltage (VDC) - 12 Volts

Model No. RSD-300B-5 RSD-300B-12 RSD-300B-24 RSD-300B-48 RSD-300C-5 RSD-300C-12 RSD-300C-24 RSD-300C-48
Output:  DC Voltage 5V 12V 24V 48V 5V 12V 24V 48V
Current Range 0~42A 0~22.5A 0~11.3A 0~5.7A 0~42A 0~25A 0~12.5A 0~6.3A
Rated Current 42A 22.5A 11.3A 5.7A 42A 25A 12.5A 6.3A
Rated Power 210W 270W 271.2W 273.6W 210W 300W 300W 302.4W
Ripple & Noise (max.) 100mVp-p 120mVp-p 150mVp-p 180mVp-p 100mVp-p 120mVp-p 150mVp-p 180mVp-p
Voltage Tolerance ±2.0% ±2.0% ±2.0% ±2.0% ±2.0% ±2.0% ±2.0% ±2.0%
Line Regulation ±0.5% ±0.3% ±0.2% ±0.5% ±0.5% ±0.3% ±0.2% ±0.5%
Load Regulation ±1.0% ±1.0% ±1.0% ±1.0% ±1.0% ±1.0% ±1.0% ±1.0%
Setup, Rise Time 800ms, 50ms at full load
Hold up Time B/C- type complies with S1 level @ full load, comply with S2 level @ 70% load
Input: Voltage Range Continuous 16.8 ~ 31.2 VDC 33.6 ~ 62.4 VDC
Voltage Range 1 sec. 14.4 ~ 33.6 VDC 28.8 ~ 67.2 VDC
Efficiency (Typ.) 89% 89.5% 90% 91.5% 90.5% 91% 91.5% 92%
DC Current (Typ.) 9.7A / 24V 14.6A / 24V 14.6A / 24V 14.6A / 24V 4.8A / 48V 7.2A / 48V 7.2A / 48V 7.2A / 48V
Inrush Current (Typ.) 45A / 24VDC 45A / 48VDC
Protection: Overload 105 ~ 135%
Protection type : Constant current limiting, recovers automatically after fault condition is removed
Over Voltage 5.75 ~ 7V 13.8 ~ 16.2V 27.6 ~ 32.4V 55.2 ~ 64.8V 5.75 ~ 7V 13.8 ~ 16.2V 27.6 ~ 32.4V 55.2 ~ 64.8V
Protection type: Shut down o/p voltage, re-power on to recover
Over Temperature B/C - type : 110°C ±5°C (TSW1) detect on main power transformer
Protection type : Shut down o/p voltage, recovers automatically after temperature goes down
Environment: Working Temp. -40 ~ +55°C (no derating) ; +70°C @60% load by free air convection ; +70°C no derating with external base plate, TX class compliance
Working Humidity 5 ~ 95% RH non-condensing
Storage Temp., Humidity -40 ~ +85°C, 5 ~ 95% RH
Temp. Coefficient ±0.03%/°C (0 ~ 50°C)
Vibration 10 ~ 500Hz, 5G 10min. / 1cycle, period for 60min. each along X, Y, Z axes ; Mounting : compliance to IEC61373
Safety & EMC Safety Standards Meet IEC60950-1 (LVD)
Withstand Voltage I/P - O/P : 4KVAC I/P-FG : 2.5KVDC O/P-FG : 2.5KVDC
Isolation Resistance I/P - O/P, I/P-FG, O/P-FG : 100M Ohms / 500VDC / 25°C / 70% RH
EMC Emission Compliance to EN55022 (CISPR22), Conduction Emission: Class A, Radiation Emission: Class B
EMC Immunity Compliance to EN61000-4-2,3,4,5,6,8 ; light industry level, criteria A
Railway Standard Meet EN50155 / IEC60571 including IEC61373 for shock & vibration, EN50121-3-2 for EMC
Others: MTBF 130.7Khrs min. MIL-HDBK-217F (25°C)
Dimension 216 x 97 x 40mm (LxWxH)
Packing 1.19Kg; 12pcs / 15.3Kg / 1.12CUFT

Electrical Specifications

Name RSD-300B-12 Mean Well Railway Single Output DC-DC Converter
SKU RSD-300B-12
Manufacturer Mean Well
Dimmable No
Wattage 300
Number of Outputs 1
Input Voltage No
Output Voltage 12V
Output Rated Current No
Dimensions 216 x 97 x 40mm (L x W x H)
Weight (Pounds) 0.5000

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