| | SITOP SMART 480 W STABILIZED POWER SUPPLY INPUT: 400-500 V 3 AC OUTPUT: 48 V DC/10 A |
| Technical specifications | |
| Product | SITOP smart |
| Power supply, type | 48 V/10 A |
| Input | |
| Input | 3-phase AC |
| Rated voltage value Vin rated | 400… 500 V |
| Voltage range | 360… 550 V |
| Wide-range input | Yes |
| Overvoltage resistance | 2.3 × Vin rated, 1.3 ms |
| Mains buffering at Iout rated, min. | 7 ms |
| Mains buffering | at Vin = 400 V |
| Rated line frequency | 50/ 60 Hz |
| Rated line range | 47... 63 Hz |
| Input current / at nominal level of the input voltage 400 V | 1.1 A |
| Input current / at nominal level of the input voltage 500 V | 0.9 A |
| Switch-on current limiting (+25 °C), max. | 18 A |
| Inrush current A²s | 0.8 A²·s |
| Built-in incoming fuse | none |
| Protection in the mains power input (IEC 898) | Required: 3-pole connected miniature circuit breaker 6 ... 16 A characteristic C or circuit breaker 3RV1021-1DA10 (setting 3 A) or 3RV1721-1DD10 (UL 489) |
| Output | |
| Output | controlled, isolated DC voltage |
| Rated voltage | 48 V |
| Total tolerance, static ± | 3 % |
| Static mains compensation, approx. | 0.1 % |
| Static load balancing, approx. | 0.2 % |
| Residual ripple peak-peak, max. | 350 mV |
| Spikes peak-peak, max. (bandwidth: 20 MHz) | 240 mV |
| Adjustment range | 42… 56 V |
| Product feature / output voltage adjustable | Yes |
| Output voltage setting | via potentiometer |
| | max. 480 W |
| Status display | Green LED for 48 V OK |
| Signaling | Relay contact (NO contact, rating 60 V/ 0.3 A) for 48 V OK |
| On/off behavior | No overshoot of Vout (soft start) |
| Startup delay, max. | 2.5 s |
| Voltage increase time / of the output voltage / maximum | 500 ms |
| Rated current value Iout rated | 10 A |
| Current range | 0… 10 A |
| delivered active power / typ. | 480 W |
| constant overload current / at short-circuit during run-up / typical | 11 A |
| short-term overload current / at short-circuit during operation / typical | 15 A |
| Duration of overloading ability for excess current / on short-circuiting during the operational phase | 5 s |
| Parallel switching for enhanced performance | Yes |
| Numbers of parallel switchable units for enhanced performance | 2 |
| Efficiency | |
| Efficiency at Vout rated, Iout rated, approx. | 93 % |
| Power loss at Vout rated, Iout rated, approx. | 36 W |
| Closed-loop control | |
| Protection and monitoring | |
| Output overvoltage protection | Yes, according to EN 60950 |
| Current limitation, typ. | 11 A |
| Characteristic feature of the output / short-circuit protected | Yes |
| Short-circuit protection | Constant current characteristic approx. 11 A |
| Enduring short circuit current / Effective level / typical | 11 A |
| | overload capability 150 % Iout rated up to 5 s/min |
| 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 |
| CE mark | Yes |
| UL/CSA approval | Yes |
| UL/cUL (CSA) approval | cULus-Listed (UL 508, CSA C22.2 No. 107.1), File E197259 |
| Explosion protection | - |
| FM approval | - |
| CB approval | No |
| Marine approval | - |
| Degree of protection (EN 60529) | IP20 |
| EMC | |
| Emitted interference | EN 55022 Class B |
| Supply harmonics limitation | EN 61000-3-2 |
| Noise immunity | EN 61000-6-2 |
| Operating data | |
| Ambient temperature / in operation | Назад в раздел
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