90~370VAC input range
Metal case, IP67/design for indoor or outdoor installations
Internal gluing
Constant current design
Suitable for ED street lighting and outdoor LED lighting
Waterproof and dust-proof, aluminum alloy shell, high quality and high quality components, to ensure stable output, full power, anti-interference, energy saving and power saving.
| LPV-300 300W Waterproof Irrigation Switch Power Supply | |||||
| Project | Technical index | ||||
| Output | DC voltage | 12V | 24V | ||
| Rated current | 25A | 12.5A | |||
| Rated power | 300W | 300W | |||
| Ripple and noise ① | ＜120mV | ＜200mV | |||
| Voltage Precision | ±5% | ||||
| Load adjustment rate | ±2% | ||||
| Linear adjustment rate | ±1% | ||||
| Starting and rising time | 2000ms、25ms、15ms ：115VAC 2000ms、25ms、50ms ：230VAC | ||||
| Input | Voltage range/ frequency | 90-264VAC 47Hz～63Hz；127VDC～370VDC | |||
| Efficiency (typical)② | ＞87% | ＞88% | |||
| Working current | 4.5A/110VAC 2.7A/230VAC | ||||
| Impulse current | 220VAC： 60A | ||||
| Protect | Leakage current | 105%-135% Protection type: burping mode, automatic return to normal after removing abnormal conditions | |||
| overload protection | 115% - 145% protection type: close the output, restart and automatically return to normal | ||||
| Environmental Science | Working temperature and humidity | -30℃～+70℃；20%～90RH | |||
| Storage temperature and humidity | -40℃～+85℃；10%～95RH | ||||
| Safety regulations | Withstand voltage | Input output:3KVAC 1 minute | |||
| Leakage current | input shell: 240VAC时 ＜2.5mA | ||||
| Isolation Resistance | Input output, input shell, output shell ：500VDC/100MΩ | ||||
| Other | size | 208*120*50mm | |||
| Net weight / gross weight | 2100/2200g | ||||
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> NVVV's 24V Switch Power Supplies
In today's electrified world, the need for efficient and reliable power conversion is more critical than ever. From powering the smallest of household gadgets to running large industrial machinery, the versatility and safety of electrical power are paramount. This is where voltage conversion plays a crucial role, bridging the gap between the power supplied by utilities and the specific needs of various devices and systems.> NVVV at the Russian Power Exhibition in June 2023
In June 2023, our NVVV team proudly participated in the Russian Power Exhibition. During the event, we showcased our reliable, high-quality products, attracting the attention of industry experts and customers alike.> Understanding and Using the Switched-Mode Power Supply
Switched-mode power supplies (SMPS) are sophisticated devices that efficiently convert mains voltage AC into low-voltage DC, forming the backbone of numerous industrial and commercial systems. Their ability to deliver consistent, regulated power has positioned them as indispensable components in applications ranging from 3D printers and embroidery machines to irrigation systems and school network notebook charging cabinets. By offering high efficiency and compact designs, SMPS have become a preferred choice across diverse sectors.> Which is Better: Linear or Switching Power Supply?
Power supplies are essential components of modern electronic devices, converting raw AC power into usable DC voltage. Among the two primary types of power supplies—linear and switching—each offers unique advantages and limitations. Choosing the right type can significantly impact the performance, efficiency, and reliability of a system. For industries and applications prioritizing compactness and efficiency, switching power supplies (SMPS), particularly those branded by NVVV, often emerge as the preferred solution for industrial environments. Let’s explore the key differences and determine which is better for your needs.+86-18968803336
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