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Description
PRODUCT INFORMATION OF Keyence Small Switching Power Supply MS2-H300.
| Model | MS2-H300 | |||
| Input conditions | Input voltage | 85 to 264 VAC, 110 to 370 VDC*1 | ||
| Frequency | 47 to 63 Hz, DC*1 | |||
| Inputconditions | Input current (100/200 VAC) | 3.9/1.8A or less | ||
| Efficiency (100/200 VAC) | 82, 85% typ. (at 100% load) | |||
| Leakage current (100/200 VAC) | 0.4, 0.75 mA or less (at 100% load) | |||
| Rush current (100/200 VAC) | 18/36A or less | |||
| Output characteristics | Rated voltage | 24V | ||
| Variable voltage range | ±5% (with V.ADJ) | |||
| Rated current | 12.5A | |||
| Ripple/noise voltage | 180mV (p-p) or less | |||
| Input fluctuation | 0.4% or less | |||
| Load fluctuation | 1.5% or less | |||
| Temperature fluctuation | 0.02%/°C or less | |||
| Startup time | 500 ms or less (when the ambient usage temperature is between 0 and +55°C 32 and 131°F with rated I/O conditions) | |||
| Output holding time | 20 ms or more (when the ambient usage temperature is +25°C 77°F and with rated I/O conditions) | |||
| Protection | Overcurrent protection | Constant current drop method, automatic recovery, 15.6 A or more | ||
| Overvoltage protection | Activates at 26.4 V or more, voltage interruption method, recovers when input is applied again*2 | |||
| Display | Display power | 3-digit 7-segment LED (character height: 10 mm 0.39″) | ||
| Power off memory time | Approx. 10 years (at +20°C 68°F) | |||
| Display resolution | 0.1A/0.4V /1% | |||
| Applicable standards | Safety standards | UL: UL508, UL60950-1; C-UL: CSA C22.2 number 14-M95, CSA C22.2 number 60950-1-03; EN: EN60950-1, EN50178; IEC: IEC60950-1 | ||
| EMC standard | FCC Part 15 B Class A, EN55011 Class A, EN61000-6-2 | |||
| Limits for harmonic current emissions | EN61000-3-2*3 | |||
| Other | Parallel operation | Possible (requires OP-42207)*4 | ||
| Series operation | Possible (requires external diode)*4 | |||
| Cooling method | Natural air cooling | |||
| Environmental resistance | Insulation resistance | 100 MΩ or more at 500 VDC (between input and output, between input and FG, and between output and FG) |
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| Ambient temperature | -10 to +55 °C 14 to 131 °F (No freezing) (see the derating characteristics) | |||
| Storage temperature | -20 to +70 °C -4 to 158 °F (No freezing) | |||
| Relative humidity | 25 to 85 % RH (No condensation) | |||
| Withstand voltage | 3.0 kVAC, 50/60 Hz, 1 min (across input and output terminals) 2.0 kVAC, 50/60 Hz, 1min (across input terminals and PE terminal) 500 VAC, 50/60 Hz, 1min (across output terminals and PE terminal) |
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| Vibration resistance | 10 to 57 Hz, Double amplitude 0.3 mm 0.01″, 57 to 500 Hz, 19.6 m/s2 (2 G), cycle: 5.5 minutes, 2 hours in each of the X, Y, and Z directions | |||
| Shock resistance | Peak acceleration: 300 m/s2, 2 times in each of the X, Y, and Z directions | |||
| Weight | Approx. 1,540 g | |||
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