| SITOP MODULAR PLUS 20 STABILIZED POWER SUPPLY INPUT: 400-500 V 3 AC OUTPUT: 24 V DC/20 A VERSION WITH COATED PCB |
Technical specifications | |
Product | SITOP modular plus |
Power supply, type | 24 V/20 A |
Input | |
Input | 3-phase AC |
Rated voltage value Vin rated | 400… 500 V |
Voltage range | 320… 550 V |
| Starting from Vin > 340 V |
Wide-range input | Yes |
Overvoltage resistance | 2.3 × Vin rated, 1.3 ms |
Mains buffering at Iout rated, min. | 6 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. | 35 A |
Inrush current A²s | 0.7 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 3RV2011-1DA10 (setting 3 A) or 3RV2711-1DD10 (UL 489) |
Output | |
Output | controlled, isolated DC voltage |
Rated voltage | 24 V |
Total tolerance, static ± | 3 % |
Static mains compensation, approx. | 0.1 % |
Static load balancing, approx. | 0.2 % |
Residual ripple peak-peak, max. | 100 mV |
Spikes peak-peak, max. (bandwidth: 20 MHz) | 200 mV |
Adjustment range | 24… 28.8 V |
Product feature / output voltage adjustable | Yes |
Output voltage setting | via potentiometer |
| max. 480 W |
Status display | Green LED for 24 V OK |
Signaling | via signaling module (6EP1961-3BA10) |
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 | 20 A |
Current range | 0… 20 A |
| > 60 °C Derating |
delivered active power / typ. | 480 W |
constant overload current / at short-circuit during run-up / typical | 23 A |
short-term overload current / at short-circuit during operation / typical | 60 A |
Duration of overloading ability for excess current / on short-circuiting during the operational phase | 25 ms |
Parallel switching for enhanced performance | Yes |
| switchable characteristic |
Numbers of parallel switchable units for enhanced performance | 2 |
Efficiency | |
Efficiency at Vout rated, Iout rated, approx. | 90 % |
Power loss at Vout rated, Iout rated, approx. | 53 W |
Closed-loop control | |
Dynamic mains compensation (Vin rated ±15 %), max. | 1 % |
Dynamic load smoothing (Iout: 50/100/50 %), Uout ± typ. | 2 % |
Load step setting time 50 to 100%, typ. | 4 ms |
Load step setting time 100 to 50%, typ. | 4 ms |
Setting time / maximum | 10 ms |
Protection and monitoring | |
Output overvoltage protection | < 35 V |
Current limitation, typ. | 23 A |
Characteristic feature of the output / short-circuit protected | Yes |
Short-circuit protection | Alternatively, constant current characteristic approx. 23 A or latching shutdown |
Enduring short circuit current / Effective level / typical | 23 A |
Overload/short-circuit indicator | LED yellow for "overload", LED red for "latching shutdown" |
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 | UL-Listed (UL 508), File E197259, CSA (CSA C22.2 No. 14, CSA C22.2 No. 107.1) |
Explosion protection | -
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