Liebert iTrust UL33 20-100 kVA
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Liebert iTrust UL33 20-100 kVA
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- Commodity name: Liebert iTrust UL33 20-100 kVA
- Commodity ID: 1362032700360904704
- 类型: Critical power
- 品牌: Vitae
Brand: Vertiv (formerly Emerson) Capacity: 20 kVA / 30 kVA / 40 kVA / 60 kVA / 80 kVA / 100 kVA
The Liebert UL33 series UPS system is a power supply device that connects between the input power source and the load, providing critical loads with power that is free from grid disturbances, stable in voltage, and consistent in frequency. In the event of a mains power failure, the UPS can continue to supply power to the load for a specified period of time. The UL33 series UPS features a double-conversion architecture and advanced all-digital control technology, equipped with an output isolation transformer, ensuring a stable, clean, and uninterrupted power supply, as well as comprehensive network management capabilities.
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■ Online double-conversion design provides complete isolation from various power grid disturbances and faults that may be present in both utility power and generator power, protecting the load.
The impact of loading
■ The rectifier employs fourth-generation insulated-gate bipolar transistor (IGBT) power devices and multiple protection technologies to ensure the equipment's reliability.
Absolutely reliable
■ Employing advanced DSP and all-digital control technology, the system boasts enhanced stability and supports online maintenance and scalability.
■ Advanced IGBT green rectification technology with a power factor approaching 1 and harmonic current below 3%, enhancing energy utilization efficiency.
■ Advanced distributed autonomous parallel technology—no centralized bypass cabinet required—enables up to 8 units to be paralleled and allows for online capacity expansion.
■ Digital current-sharing technology, with minimal circulating current and extremely high parallel reliability.
■ Ultra-wide input voltage and frequency range, suitable for harsh grid environments.
■ The output uses a Δ/Z0 isolation transformer, ensuring that the output voltage has no DC component and effectively mitigating the impact of unbalanced loads on the output.
It effectively suppresses the third harmonic of the output voltage caused by nonlinear loads in computer systems.
■ Intelligent battery management, automatic battery maintenance, and extended service life
■ 6-inch ultra-large LCD display with both Chinese and English interfaces, making it convenient for users both at home and abroad.
■ Layered, standalone, sealed air ducts and redundant fan design; circuit boards protected by three-proof coating; optional dust-filter mesh; featuring high...
Effective heat dissipation and robust protection against harsh environmental conditions -

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Brand: Vertiv (formerly Emerson)Capacity: 20 kVA / 30 kVA / 40 kVA / 60 kVA / 80 kVA / 100 kVAThe Liebert UL33 series UPS system is a power supply device that connects between the input power source and the load, providing critical loads with power that is free from grid disturbances, stable in voltage, and consistent in frequency. In the event of a mains power failure, the UPS can continue to supply power to the load for a specified period of time. The UL33 series UPS features a double-conversion architecture and advanced all-digital control technology, equipped with an output isolation transformer. It delivers stable, clean, and uninterrupted power while offering comprehensive network management capabilities.
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