Rishabh Flex 28024B DIN-Rail Power Supply, 24 V DC 14 A (2-phase)
- Brand
- Rishabh
- Model number
- Flex 28024B
- Category
- DIN-Rail Power Supplies
DIN-rail switched mode power supply, 2-phase 230 - 400 - 500 V AC input, 24 V DC output at 14 A (240 to 336 W), adjustable 22 - 27 V DC; power boost, Power Good relay, ≥91% efficiency.
Price and availability on request
Key features
- Input: 2-phase, 230 - 400 - 500 V AC
- Output: 24 V DC, adjustable 22 - 27 V DC
- Flexible power continuity: from 240 to 336 W
- Efficiency up to 91%
- Strong overload without switch-off, up to 50%
- "Power Boost": extra current for up to 3 minutes for loads with high inrush such as motors, solenoid valves and lamps
- Short-circuit protection: manual reset, hiccup mode or continuous output mode
- "Power Good" relay contact to monitor the output voltage, useful in redundant systems
- DIN-rail mountable, extremely small size
- 3 year warranty
Specifications
| Nominal input voltage | 230 - 400 - 500 V AC |
|---|---|
| Input voltage range | 187 - 264 V AC (230 V), 330 - 550 V AC (400 - 500 V); manual input selection |
| Inrush current (I²t) | ≤ 17 A, ≤ 5 ms |
| Frequency | 47 - 63 Hz ±6% |
| Input current | 3.0 - 1.4 - 1.0 A |
| Internal fuse | T 4 A |
| External fuse (recommended) | 16 A (MCB curve B) |
| Output voltage (factory setting ±3%) | 24 V DC |
|---|---|
| Adjustment range | 22 - 27 V DC |
| Start-up with strong (capacitive) load | 50,000 µF |
| Continuous current at 40 °C | 14 A |
| Continuous current at 50 °C | 12 A |
| Continuous current at 60 °C | 10 A |
| Power boost current | 14 A for up to 3 min. |
| Short-circuit current | 30 A |
| Hold-up time | Typ. 20 ms |
| Residual ripple | ≤ 80 mV pp |
| Efficiency | ≥ 91% |
| Dissipation power at max. load | 28 W |
| Parallel connection | Yes, "Easy Parallel" |
| Power Good contact rating (EN 60947-4-1) | Max. DC1 30 V DC 1 A, AC1 60 V AC 1 A (resistive); min. 1 mA at 5 V DC |
| Over-temperature | Yes, output shut-down and automatic restart |
|---|---|
| Short-circuit | Manual reset, hiccup mode or continuous output mode |
| Overload | Yes |
| Output overvoltage | Yes (typ. 35 V DC) |
| Operating temperature | -25 °C to +70 °C (derating 2.5% / °C above 60 °C) |
|---|---|
| Storage temperature | -40 °C to +85 °C |
| Humidity | 95% at 25 °C, no condensation |
| Isolation voltage | Input / output 3000 V AC, input / PE 1605 V AC, output / PE 500 V AC |
| Degree of protection | IP20 (EN / IEC 60529) |
| Protection class | I, with PE connected |
| MTBF (IEC 61709) | > 5,00,000 h |
| Pollution degree | 2 |
| Terminals | Screw type, 2.5 mm² (24 - 14 AWG) |
| Dimensions (W x H x D) | 72 x 115 x 135 mm |
| Weight | 0.72 kg approx. |
| Electrical safety | IEC/EN 60950 (VDE 0805) and EN 50178 (VDE 0160); input / output separation SELV (EN 60950-1) and PELV (EN 60204-1), double or reinforced insulation |
| EMC immunity | EN 61000-4-2, EN 61000-4-3, EN 61000-4-4, EN 61000-4-5, EN 61000-4-6, EN 61000-6-2 |
| EMC emission | EN 61000-6-4, EN 61000-3-2 |
| Standards conformity | EN 60204-1 safety of electrical equipment of machines |
Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.
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