The MK series intelligent maintenance-free DC power supply screen is a high-tech high-frequency switching DC power supply developed by our company based on the introduction of ABB technology. This product is suitable for power systems 500kv and below power plants, substations, industrial and mining enterprises, high-rise buildings, railway electrification and communication systems, as an uninterrupted DC power supply for DC operation, relay protection, control signals and emergency lighting.
■ Technical Parameters
| Input Voltage | Three-phase AC 323-437V |
| Input Frequency | 50Hz±10% |
| DC Output Voltage | 24V，48V，110V，220V |
| DC Output Current | 15A-500A |
| Voltage Regulation Accuracy | ±0.5% |
| Voltage Regulation Accuracy | ±0.5% |
| Ripple Factor | ±0.1% |
| Conversion Efficiency | ≥94% |
| Output Overvoltage Protection | 242V+2V，162V±2V |
| Output Undervoltage Protection | 196V±2V，98V±2V |
| Insulation Resistance | ≥10MΩ |
| Insulation Strength | 2kV AC is applied between output and ground, input and ground, and input and output for 1 minute without arc flash. |
| Relative Humidity | ≤90% |
| Ambient Temperature | -5℃-45℃ |
| Audible Noise | ≤55dB |
■ Main Functions
★ Live Insertion Technology
Module installation only requires plugging and unplugging, no wiring is needed. Replacing a module takes a maximum of 30 seconds, making system maintenance safe, simple, and efficient.
★ ZVS Soft Switching Technology
It adopts advanced ZVS edge resonance technology, also known as soft switching technology, which greatly reduces switching losses and greatly improves module performance and reliability.
★ Strong Scalability
The number of modules can be expanded according to user needs to achieve high current output.
Keywords:
Intelligent maintenance-free DC power supply screen
Order(MOQ) : | 1 pieces |
Payment : | T/T、L/C、D/P、Western Union、Paypal |
Product Origin : | Nantong China |
Color : | Customized |
Lead Time : | 30 days |
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Haitong Power provides customers with solutions such as new energy distribution systems, intelligent substation systems, and distribution automation systems.
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Address: No. 12, East Nanhai Avenue, Chengdong Town, Hai'an City, Nantong City, Jiangsu Province