| Selection Guide | |||||
| Model No. | Output Power | Nominal Output Voltage&Current (Vo/lo) | Output Voltage Adjustable Range (V) | Efficiency at 230VAC (%) Typ. | Max. Capacitive Load (μF) |
| PRF240-24A30 | 240 | 24V/10A | 24.0-28.0 | 94 | 40000 |
| Input Specifications | ||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |
| Input Voltage Range | Rated input (certified voltage) | 100 | -- | 240 | VAC | |
| AC input | 85 | -- | 264 | |||
| DC input | 120 | -- | 370 | VDC | ||
| Input Voltage Frequency | Rated AC input | 50 | -- | 60 | Hz | |
| AC input | 47 | -- | 63 | |||
| Input Current | Rated input | -- | -- | 3 | A | |
| 115VAC | -- | -- | 3 | |||
| 230VAC | -- | -- | 1.5 | |||
| Inrush Current | 115VAC | Cold start | -- | 15 | -- | |
| 230VAC | -- | 30 | -- | |||
| Leakage Current | 264VAC | <0.5mA | ||||
| Power Factor | 115VAC | -- | 0.98 | -- | -- | |
| 230VAC | -- | 0.94 | -- | |||
| Hot Plug | Unavailable | |||||
| Output Specifications | |||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | ||
| Output Voltage Accuracy | Full load range | 24V | -- | ±1.0 | -- | % | |
| Line Regulation | Rated load | -- | ±0.5 | -- | |||
| Load Regulation | 0% - 100% load | -- | ±1.0 | -- | |||
| Ripple & Nolse | 20MHz bandwidth (peak-peak value) | 24V | -- | 60 | 120 | mv | |
| Standby Power | -- | 4 | -- | W | |||
| Power-off retention time | -- | 20 | -- | ms | |||
| DC OK Function | Resistive load | 30VDC/1A Max. | |||||
| Short Circuit Protection | Recovery time <10s after the short circuit disappear | Hiccup mode,constant current works 1s,turn off 10s,continuous,self-recovery | |||||
| Over-current Protection | 230VAC,rated load | Normal temperature, high temperature | 110%-200%lo,self recovery | ||||
| Low temperature | ≥105% lo, self recovery | ||||||
| Over-voltage Protection | 24V | ≤35V | Hiccup, can self recover after the abnormal state is resolved | ||||
| Over-temperature Protection | 230VAC rated load | Over-temperature protection start | -- | 80 | -- | ℃ | |
| Note:The"tip and barrel method"is used for ripple and noise test,output parallel 47uF electrolytic capacitor and 0.1uF ceramic capacitor,please refer to Enclosed Switching Power Supply Application Notes for specific information; | |||||||
| General Specifications | ||||||||
| Item | Operating Conditions | Min. | Typ. | Max. | Unit | |||
| Isolation Test | Input- | Electric strength test for 1min,leakage current<15mA | 2000 | -- | -- | VAC | ||
| Input-Output | 3000 | -- | -- | |||||
| Output- | 500 | -- | -- | |||||
| Insulation Resistance | Input- | Test voltage: 500VDC | 50 | -- | -- | MΩ | ||
| Input-Output | 50 | -- | -- | |||||
| Output- | 50 | -- | -- | |||||
| Operating Temperature | -40 | -- | +70 | ℃ | ||||
| Storage Temperature | -40 | -- | +85 | |||||
| Storage Humidity | Non-condensing | -- | -- | 95 | %RH | |||
| Operating Humidity | -- | -- | 90 | |||||
| Switching Frequency | -- | 100 | -- | kHz | ||||
| Output Power Derating | Operating temperature derating | -40℃ to -25 ℃ | 3.34 | -- | -- | %℃ | ||
| +45℃ to +70 ℃ | 115VAC | 2.0 | -- | -- | ||||
| +50℃ to +70 ℃ | 230VAC | 1.25 | -- | -- | ||||
| +60℃ to +70 ℃ | 230VAC | 2.5 | -- | -- | ||||
| Input voltage derating | 85VAC-100VAC | 0.67 | -- | -- | %VAC | |||
| Safety Standards | 24V | UL61010-1,UL61010-2-201,IS13252(part1)&EN62368-1. Conform to IEC/UL/BS EN 62368-1 | ||||||
| Safety Class | CLASS I | |||||||
| MTBF | MIL-HDBK-217F@25℃ | >300,000 h | ||||||
| Pollution Degree | 2 | |||||||
| Physical Characteristics | |
| Case Material | Metal (AL5052,SPCC) |
| Dimensions | 124.00 x 41.00 x 110.00 mm |
| Weight | 650g (Typ.) |
| Cooling Method | Free air convection |
| EMC Characteristics | |||
| EMI | CE | CISPR32/EN55032 CLASS B | |
| RE | CISPR32/EN55032 CLASS B | ||
| Harmonic current | IEC/EN 61000-3-2 CLASS A and CLASS D | ||
| EMS | ESD | IEC/EN 61000-4-2 Contact ±8KV/Air ±15KV | perf. Criteria A |
| PS | IEC/EN 61000-4-3 10V/m | perf. Criteria A | |
| EFT | IEC/EN 61000-4-4 ±4KV | perf. Criteria A | |
| Surge | IEC/EN 61000-4-5 line to line ±2KV/line to ground ±4KV | perf. Criteria A | |
| CS | IEC/EN61000-4-6 10 Vr.m.s | perf. Criteria A | |
| Voltage dips,short interruptions and voltage variations immunity | IEC/EN61000-4-11 0%, 70% | perf. Criteria B | |







