| SITOP PSU300P 24 V/8 A, IP67 |
| SITOP PSU300P 8 A Stabilized power supply Protection class IP67 input: 3 AC 400-480 V output: 24 V DC/8 A |
| Input |
| Input | 3-phase AC |
| Rated voltage value Vin rated | 400 ... 480 V |
| Voltage range AC | 340 ... 550 V |
| Note | 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; at Vin = 400 V |
| Rated line frequency 1 | 50 Hz |
| Rated line frequency 2 | 60 Hz |
| Rated line range | 45 ... 66 Hz |
| Input current | |
| at rated input voltage 400 V | 0.5 A |
| Switch-on current limiting (+25 °C), max. | 40 A |
| I²t, max. | 3.5 A²·s |
| Built-in incoming fuse | T 4 A |
| Protection in the mains power input (IEC 898) | Required: Circuit breaker 3RV2011-1DA10 or 3RV2711-1DD10 (UL 489) |
| Output |
| Output | Controlled, isolated DC voltage |
| Rated voltage Vout DC | 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 function 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 |
| Supplied active power typical | 192 W |
| Short-term overload current | |
| on short-circuiting during the start-up typical | 50 A |
| at short-circuit during operation typical | 50 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 | 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 |
| Property of the output Short-circuit proof | Yes |
| Short-circuit protection | Electronic shutdown, automatic restart |
| Enduring short circuit current RMS value | |
| maximum | 10 A |
| Overload/short-circuit indicator | - |
| Safety |
| Primary/secondary isolation | Yes |
| Galvanic isolation | Safety extra-low output voltage Uout acc. to EN 60950-1 and EN 50178 |
| Protection class | Class I |
| Leakage current | |
| maximum | 3.5 mA |
| typical | 0.4 mA |
| CE mark | Yes |
| UL/cUL (CSA) approval | UL-Listed (UL 508) according to NFPA compatibility (National Fire Protection Association), see operating instructions |
| Explosion protection | - |
| FM approval | - |
| CB approval | Yes |
| Marine approval | - |
| Degree of protection (EN 60529) | IP67, enclosure type 5 indoor |
| EMC |
| Emitted interference | EN 55022 Class A |
| Supply harmonics limitation | - |
| Noise immunity | EN 61000-6-2 |
| Operating data |
| Ambient temperature | |
| during operation | -25 ... +55 °C |
| — Note | with natural convection |
| during transport | -40 ... +70 °C |
| during storage | -40 ... +70 °C |
| Humidity class according to EN 60721 | Climate class 3K3, no condensation |
| Mechanics |
| Connection technology | screw-type terminals |
| Connections | |
| Supply input | L1, L2, L3, PE: Plug connector HAN Q4/2 (counterpart see "Electrical accessories") |
| Output | L+, M: 1 x 2 mm² each (2-pole cable for +/- with open, labeled ends, 2 x 2 mm²) |
| Auxiliary | Alarm signals: M12 plug-in connector 5-pin |
| Width of the enclosure | 310 mm |
| Height of the enclosure | 135 mm |
| Depth of the enclosure | 90 mm |
| Weight, approx. | 2.8 kg |
| Product feature of the enclosure housing for side-by-side mounting | No |
| Installation | Can be mounted onto ET200pro mounting rail |
| Electrical accessories | Power connector (3RK1911-2BE50 (2.5mm²)) |
| Other information | Specifications at rated input voltage and ambient temperature +25 °C (unless otherwise specified) |
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