6EP1437-2BA20 – Bộ Nguồn Siemens – SITOP PSU300S 24 V/40 A
SITOP PSU300S 40 A Stabilized power supply input: 3 AC 400-500V output: 24 V DC/40 A
Tín hiệu vào :
| Input | 3-phase AC |
| Rated voltage value Vin rated | 400 … 500 V |
| Voltage range AC | 340 … 550 V |
| Wide-range input | Yes |
| Mains buffering | at Vin = 400 V |
| Mains buffering at Iout rated, min. | 6 ms; at Vin = 400 V |
| Rated line frequency 1 | 50 Hz |
| Rated line frequency 2 | 60 Hz |
| Rated line range | 47 … 63 Hz |
| Input current | |
| ● at rated input voltage 400 V | 2 A |
| ● at rated input voltage 500 V | 1.7 A |
| Switch-on current limiting (+25 °C), max. | 60 A |
| I²t, max. | 3.4 A²·s |
| Built-in incoming fuse | none |
| Protection in the mains power input (IEC 898) | Required: 3-pole connected miniature circuit breaker 10 … 16 A characteristic C or circuit breaker 3RV2011-1DA10 (setting 3 A) or 3RV2711-1DD10 (UL 489-listed, DIVQ) |
Tín hiệu ra
| Output | Controlled, isolated DC voltage |
| Rated voltage Vout DC | 24 V |
| Total tolerance, static ± | 3 % |
| Static mains compensation, approx. | 1 % |
| Static load balancing, approx. | 2 % |
| Residual ripple peak-peak, max. | 150 mV |
| Spikes peak-peak, max. (bandwidth: 20 MHz) | 240 mV |
| Adjustment range | 24 … 28 V |
| Product function Output voltage adjustable | Yes |
| Output voltage setting | via potentiometer; max. 960 W |
| Status display | Green LED for 24 V OK |
| Signaling | Relay contact (NO contact, rating 60 V DC/ 0.3 A) for “24 V OK” |
| On/off behavior | No overshoot of Vout (soft start) |
| Startup delay, max. | 1.5 s |
| Voltage rise, typ. | 15 ms |
| Voltage increase time of the output voltage maximum | 500 ms |
| Rated current value Iout rated | 40 A |
| Current range | 0 … 40 A |
| ● Note | 48 A up to +45°C; +60 … +70 °C: Derating 3%/K |
| Supplied active power typical | 960 W |
| Short-term overload current | |
| ● on short-circuiting during the start-up typical | 65 A |
| ● at short-circuit during operation typical | 65 A |
| Duration of overloading capability for excess current | |
| ● on short-circuiting during the start-up | 100 ms |
| ● at short-circuit during operation | 100 ms |
| Parallel switching for enhanced performance | Yes |
| Numbers of parallel switchable units for enhanced performance |


