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.
- Описание
| Модель | PSC-250-12 | PSC-250-24 | ||
| Выходное напряжение постоянного тока | КАН1: 13,8 В | CH2: 13,8 В | КАН1: 27,6 В | CH2: 27,6 В |
| Допуск выходного напряжения | ±1% | —– | ±1% | —– |
| Номинальный выходной ток | 14.5A | 3.5A(charge) | 6,5 А | 2.5A(charge) |
| Диапазон выходного тока | 0~18A | —– | 0~9A | —– |
| Выходная мощность | 250W | 250W | ||
| Пульсация и шум | 180 мВпик-пик | —– | 200 мВпик-пик | —– |
| Регулируемый диапазон напряжения постоянного тока | Канал 1: 11,3 ~ 14,9 В | Канал 1: 21,3 ~ 29,8 В | ||
| Время запуска, подъема и удержания | 600 мс, 50 мс, 80 мс/230 В переменного тока. 1200 мс. 50 мс. 16 мс/115 В переменного тока. | |||
| Диапазон входного напряжения | 90~264 В переменного тока или 135~370 В постоянного тока | |||
| Входной ток переменного тока | 4.5A/115VAC 2.5A/230VAC | |||
| Эффективность | 87% | 89% | ||
| Пусковой ток | Cold Start Current 45A/115VAC 55A/230VAC | |||
| Ток утечки | <лмА/240 В переменного тока | |||
| Защита от перегрузки | Защита от перегрузки активируется при достижении от 105% до 115% номинальной выходной мощности. | |||
| Protetion mode:ACcharging mode:Isolation mode,the system can automaticall resume operation after the abnormalload condition is removed. | ||||
| Защита от низкого напряжения батареи | 9,5 ~ 10,3 В | 19~20,5 В | ||
| Режим защиты: Отключение выхода. | ||||
| Введение в функции ИБП | 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 | ||||
| Рабочая температура и влажность | -20°Cto~60°C;20%~90%RH(Please refer to theload derating curve) | |||
| Температура хранения и влажность | -20℃~+85C;10%~95%RHБез конденсации | |||
| Ударная устойчивость | 10~500Гц, 2G 10мин/за цикл, продолжительность 60 минут, по каждой оси | |||
| Способность выдерживать напряжение | Между входом и выходом: 1,5 кВ переменного тока. Между входом и землей: 1,5 кВ переменного тока. Между выходом и землей: 0,5 кВ постоянного тока. | |||
| Сопротивление изоляции | Между входом и выходом, входом и землей, выходом и землей: 100MQ/500 В постоянного тока. | |||
| Размеры | 215*115*30mm(L*W*H) | |||
| Упаковка | 0.75kg/20pcs/18.5kg/0.041m³ | |||
Часто задаваемые вопросы
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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