| | SITOP PSU300P 8 A STABILIZED POWER SUPPLY DEGREE OF PROTECTION IP67 INPUT: 400-480 V 3 AC OUTPUT: 24 V DC/8 A |
| Technical specifications | |
| Product | SITOP PSU300P |
| Power supply, type | 24 V/8 A |
| Input | |
| Input | 3-phase AC |
| Rated voltage value Vin rated | 400… 480 V |
| Voltage range | 340… 550 V |
| | 320 ... 340 V for max. 1 min |
| Wide-range input | Yes |
| Overvoltage resistance | Implemented internally with varistors |
| Mains buffering at Iout rated, min. | 15 ms |
| Mains buffering | at Vin = 400 V |
| Rated line frequency | 50/ 60 Hz |
| Rated line range | 45... 66 Hz |
| Input current / at nominal level of the input voltage 400 V | 0.5 A |
| Switch-on current limiting (+25 °C), max. | 40 A |
| Inrush current A²s | 3.5 A²·s |
| Built-in incoming fuse | internal, 4 A |
| Protection in the mains power input (IEC 898) | Required: Circuit breaker 2.2 ... 3.2 A 3RV2011-1DA10 or 3RV2711-1DD10 (UL 489) |
| Output | |
| Output | controlled, isolated DC voltage |
| Rated voltage | 24 V |
| Total tolerance, static ± | 3 % |
| Static mains compensation, approx. | 0.5 % |
| Static load balancing, approx. | 0.5 % |
| Residual ripple peak-peak, max. | 200 mV |
| Spikes peak-peak, max. (bandwidth: 20 MHz) | 250 mV |
| Product feature / output voltage adjustable | No |
| Output voltage setting | - |
| Status display | Green LED for 24 V OK |
| Signaling | max. 30 V, 10 mA; Power-Good (High-Pegel 1L+ for Vout in range 21.3 ... 29 V); Overtemperature warning at least 30 s before switch-off (high level 1L+ when the max. internal temperature is exceeded) |
| On/off behavior | Overshoot of Vout < 2 % |
| Startup delay, max. | 1.5 s |
| Voltage rise, typ. | 40 ms |
| Rated current value Iout rated | 8 A |
| Current range | 0… 8 A |
| delivered active power / typ. | 192 W |
| short-term overload current / at short-circuit during run-up / typical | 50 A |
| Duration of overloading ability for excess current / on short-circuiting during the start-up | 100 ms |
| short-term overload current / at short-circuit during operation / typical | 50 A |
| Duration of overloading ability for excess current / on short-circuiting during the operational phase | 100 ms |
| Parallel switching for enhanced performance | No |
| Efficiency | |
| Efficiency at Vout rated, Iout rated, approx. | 88 % |
| Power loss at Vout rated, Iout rated, approx. | 25 W |
| Closed-loop control | |
| Dynamic mains compensation (Vin rated ±15 %), max. | 0.5 % |
| Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ. | 1 % |
| Setting time / maximum | 2 ms |
| Protection and monitoring | |
| Output overvoltage protection | < 33 V |
| Current limitation, typ. | 9.4 A |
| Characteristic feature of the output / short-circuit protected | Yes |
| Short-circuit protection | Electronic shutdown, automatic restart |
| Enduring short circuit current / Effective level / maximum | 10 A |
| Overload/short-circuit indicator | - |
| Safety | |
| Primary/secondary isolation | Yes |
| Potential separation | Safety extra low output voltage Vout according to EN 60950-1 and EN 50178 |
| Protection class | Class I |
| stray current / maximum | 3.5 mA |
| stray current / typical | 0.4 mA |
| CE mark | Yes |
| UL/CSA approval | No |
| UL/cUL (CSA) approval | in preparation UL-Listed (UL 508) |
| Explosion protection | - |
| FM approval | - |
| CB approval | Yes |
| Marine approval | - |
| Degree of protection (EN 60529) | IP67, enclosure type 4 indoor |
| EMC | |
| Emitted interference | EN 55022 Class A |
| Supply harmonics limitation | - |
| Noise immunity | EN 61000-6-2 |
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