PSC-250 12V 24V Ac to Dc Ups 3 Years Warranty Switching Power Supply
The PSC-250W provides 250W of backup-ready power with 12V/14.5A or 24V/10A outputs. It features adjustable voltage (11.3–14.9V for 12V models) and 89% efficiency. Designed for high-demand environments, it offers overload protection, low-battery cutoff, and seamless AC/battery. The 215×115×30mm chassis (0.75kg) includes LED indicators and operates in -20°C to +60°C. Suitable for servers, industrial controllers, and LED signage, its universal input (90–264VAC) and 1.5kV isolation ensure reliability in commercial and harsh settings.
- توضیحات
| مدل | PSC-250-12 | PSC-250-24 | ||
| ولتاژ خروجی DC | CH1: 13.8 ولت | CH2: 13.8 ولت | CH1:27.6V | CH2:27.6V |
| تحمل ولتاژ خروجی | ± 1% | —– | ± 1% | —– |
| جریان خروجی نامی | 14.5A | 3.5A(charge) | 6.5A | 2.5A(charge) |
| محدوده جریان خروجی | 0~18A | —– | 0~9A | —– |
| توان خروجی | 250 وات | 250 وات | ||
| ریپل و نویز | 180mVp-P | —– | 200mVp-P | —– |
| Adjustable Range of DC Voltage | CH1: 11.3 ~ 14.9 ولت | CH1: 21.3 ~ 29.8 ولت | ||
| راه اندازی، ظهور، و زمان نگه داشتن | 600ms,50ms,80ms/230VAC.1200ms.50ms.16ms/115VAC. | |||
| محدوده ولتاژ ورودی | 90~264VACor 135~370VDC | |||
| جریان ACInput | 4.5A/115VAC 2.5A/230VAC | |||
| کارایی | 87% | 89% | ||
| جریان هجومی | Cold Start Current 45A/115VAC 55A/230VAC | |||
| جریان نشتی | <lmA/240VAC | |||
| حفاظت از اضافه بار | حفاظت اضافه بار در 105% تا 115% از توان خروجی نامی فعال خواهد شد. | |||
| Protetion mode:ACcharging mode:Isolation mode,the system can automaticall resume operation after the abnormalload condition is removed. | ||||
| محافظت در برابر ولتاژ باتری پایین | 9.5 ~ 10.3 ولت | 19 تا 20.5 ولت | ||
| Protection mode:Output cut-off. | ||||
| مقدمه ای بر عملکرد یو پی اس | Long-term online float charging for batteries with high efficiency,over 98%fullness | |||
| Automatically stops charging when full to prevent overcharge and extend battery ite. | ||||
| Automatic switch between utility power and battery without delay,nomanual operation needed | ||||
| Cold start capability allows UPSto start directly from battery in case of no utility power,meeting emergency needs | ||||
| دما و رطوبت عملیاتی | -20°Cto~60°C;20%~90%RH(Please refer to theload derating curve) | |||
| دما و رطوبت ذخیره سازی | -20℃~+85C;10%~95%RHNon-condensing | |||
| مقاومت در برابر ضربه | 10 ~ 500 هرتز، 2G 10 دقیقه در هر چرخه، مدت زمان 60 دقیقه، در هر محور | |||
| قابلیت تحمل ولتاژ | Between input and output:1.5kVAC Between input and ground:1.5kVAC Between output and ground:0.5kVDC | |||
| مقاومت عایق | بین ورودی و خروجی، ورودی و زمین، خروجی و زمین: 100MQ/500VDC | |||
| ابعاد | 215*115*30mm(L*W*H) | |||
| بسته بندی | 0.75kg/20pcs/18.5kg/0.041m³ | |||
سوالات متداول
Q1: How do I choose between the 12V and 24V versions of the PSC-250 UPS power supply?
Choose the version according to the rated voltage of the connected equipment and backup battery system. Use the 12V version for 12V DC loads and the 24V version for equipment designed for 24V DC operation. The load current and required backup time should also be considered.
Q2: How does the PSC-250 UPS switching power supply provide backup power?
During normal operation, the PSC-250 converts AC input into regulated DC output while supporting the backup power system. When the AC supply is interrupted, the battery can continue supplying power to compatible DC equipment, helping reduce downtime in critical applications.
Q3: What applications are suitable for the PSC-250 UPS switching power supply?
The PSC-250 is suitable for security systems, access control, communication equipment, industrial controls, monitoring equipment, emergency systems, and other applications that require continuous DC power during short-term AC power interruptions.
Q4: What should I consider when selecting a backup battery for the PSC-250?
Battery voltage must match the power supply configuration. Battery capacity should then be selected according to the connected load and required backup duration. Longer backup times require higher battery capacity. Wiring size, protection devices, charging requirements, and operating environment should also be considered.
Q5: Why choose an AC-to-DC UPS power supply instead of a standard switching power supply?
A standard switching power supply stops delivering output when AC input is lost. A UPS-type power supply can work with a backup battery to maintain DC power during an outage. This makes it more suitable for security, control, communication, and other systems where uninterrupted operation is important.
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