TECHNICAL DATASHEET
Sync DIN Rail Power Supply
12V 50W 1 Phase (NEC Class 2) / DRS-12V50W1N
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All parameters are specified at 25°C ambient and AC input unless otherwise indicated.
www.DeltaPSU.com (March 2016, Rev. 00)
3
Mechanical
Case Cover / Chassis
Plastic
Dimensions (L x W x D)
75 x 30 x 89.5 mm (2.95 x 1.18 x 3.52 inch)
Unit Weight
0.18 kg (0.40 lb)
Indicator
Green LED (DC OK)
Cooling System
Convection
Terminal
Input 3 Pins (Rated 300V/16A)
Output 4 Pins (Rated 300V/16A)
Wire
Input / Output
AWG 22-12 / AWG 20-12
Mounting Rail
Standard TS35 DIN Rail in accordance with EN 60715
Noise (1 Meter from power supply)
Sound Pressure Level (SPL) < 25dBA
Environment
Surrounding Air Temperature
Operating -20°C to +70°C (Cold start at -40°C @ 40% load)
Storage -40°C to +85°C
Power De-rating
-10°C to -20°C de-rate power by 2% / °C
> 55°C de-rate power by 3.33% / °C
Operating Humidity
5 to 95% RH (Non-Condensing)
Operating Altitude
0 to 2,000 Meters (6,560 ft.)
Shock Test
Non-Operating
IEC60068-2-27, Half Sine Wave: 50G for a duration of 11ms;
3 times per direction, 9 times in total
Operating
IEC 60068-2-27, Half Sine Wave: 10G for a duration of 11ms;
1 time in X axis
Vibration
Non-Operating
IEC 60068-2-6, Random: 5-500Hz; 2.09G
rms
, 20 min per axis
for all X, Y, Z directions
Operating
IEC 60068-2-6, Sine Wave: 10-500Hz; 2G peak; displacement
of 0.35mm; 1 octave per min; 60 min per axis for all X, Y, Z
directions
Pollution Degree
2
Protections
Overvoltage
< 18.7V, SELV Output, Latch Mode
Overload / Overcurrent
105~120% of rated load current,
Foldback Mode (continuous current, voltage drops),
Auto-recovery when the fault is removed
Over Temperature
< 75°C Surrounding Air Temperature @ 100% load,
Latch Mode
Short Circuit
Hiccup Mode, Non-Latching
(Auto-recovery when the fault is removed)
Internal Fuse
T3.15A
Degree of Protection
IP20
Protection Against Shock
Class I with PE* connection
*PE: Primary Earth
