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DR-120-12 Mean Well Power Supply

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Key features for DR-120-12

AC input range selectable by switch
Protections: Short circuit/ Overload / Over voltage / Over temperature
Cooling by free air convection
Can be installed on DIN rail TS-35/7.5 or 15
UL 508(industrial control equipment)approved
LED indicator for power on
100% full load burn - in test
Fixed switching frequency at 55KHz
3 years warranty

DR-120-12 Datasheet / Full Specs

DR-120-12 Mean Well Power Supply

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Product Details

Model No.  DR-120-12

Max Output Wattage (W) - 120 Watts

Output Voltage (VDC) - 12 Volts

Model No. DR-120-12 DR-120-24 DR-120-48
Output:  DC Voltage 12V 24V 48V
Rated Current 10A 5A 2.5A
Current Range 0~10A 0~5A 0~2.5A
Rated Power 120W 120W 120W
Ripple & Noise (max.) 80mVp-p 80mVp-p 100mVp-p
Voltage ADJ. Range 12 ~ 14V 24 ~ 28V 48 ~ 53V
Voltage Tolerance ±2.0% ±1.0% ±1.0%
Line Regulation ±0.5% ±0.5% ±0.5%
Load Regulation ±1.0% ±1.0% ±1.0%
Setup, Rise Time 500ms, 70ms / 230VAC  ---- 500ms, 70ms / 115VAC at full load
Hold up Time 36ms/230VAC - - -32ms/115VAC at full load
Input: Voltage Range 88~132VAC176 ~ 264VDC switch 248 ~ 370VDC

Frequency Range

Efficiency (Typ.) 80% 84% 85%
AC Current (Typ.) 2.6A / 115VAC------1.6A / 230VAC
Inrush Current (Typ.) COLD START 20A/115VAC-----40A/230VAC
Leakage current
<3.5mA /240VAC
Protection Overload 105 ~ 150% rated output power
Protection type: Constant current limiting, recovers automatically after fault condition is removed
Over Voltage 15 ~ 16.5V 29 ~ 33V 58 ~ 65V
Protection type: Shut down o/p voltage, re-power on to recover
Over Temperature 85°C±5°C (TSW1)
90°C±5°C (TSW1)
90°C±5°C (TSW1)
Protection type: Shut down o/p voltage, recover automatically after temperature goes down
Environment: Working Temp. -10 ~ +60°C (Refer to "Derating Curve")
Working Humidity 20 ~ 90% RH non-condensing
Storage Temp., Humidity -20 ~ +85°C, 10 ~ 95% RH
Temp. Coefficient ±0.03%/°C (0 ~ 50°C)
Vibration   10 ~ 500Hz, 2G 10min. / 1cycle, period for 60min. each along X, Y, Z axes; Mounting: Compliance to IEC600068-2-6
Safety & EMC Safety Standards UL508, UL60950-1 TUV EN60950-1 approved
Withstand Voltage I/P - O/P : 3KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
Isolation Resistance I/P - O/P, I/P-FG: O/P-FG: 100M Ohms / 500VDC / 25°C / 70% RH
EMC Emission Compliance to EN55011, EN55022 (CISPR22) Class B, EN61000-3-2,-3
EMC Immunity Compliance to EN61000-4-2,3,4,5,6,8,11 EN55024, EN61000-6-2 (EN50082-2), heavy industry level, criteria A
Others: MTBF 136.8.1Khrs min. MIL-HDBK-217F (25°C)
Dimension 65.5 x 125.2 x 100mm (LxWxH)
Packing 0.79Kg; 20pcs / 16.5Kg / 1.29CUFT

Electrical Specifications

Name DR-120-12 Mean Well Power Supply
SKU DR-120-12
Manufacturer Mean Well
Dimmable No
Wattage 120
Number of Outputs 1
Input Voltage 90 ~ 132 / 180 ~ 264 VAC by switch
Output Voltage 12V
Output Rated Current No
Dimensions 65.5 x 125.2 x 100 mm
Weight (Pounds) 1.8000

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