HS33 Series High Frequency Online UPS

·supporting 380/400/415V,50/60Hz power grid system,providing the best power supply quality and load protection.

·Digital circulation control technology with high reliability.

·Strong load adaptability,strong overload and short circuit capability.

·Ultra-wide input voltage and frequency range,adapt to harsh power grid environment,adapt to various fuel generators access.

·The input power factor is up to 0.99,the input harmonic current is less than 3%, and the efficiency of the whole machine is more than 95%.It is green,

environmentally friendly,efficient and energy-saving.

·DSP fully digital control,realizing the whole digital control of rectification, inverter,charging and discharging power conversion links.

·Intelligent battery management scheme to extend the service life of batteries.

·The system adopts modular design,and the performance is stable and reliable.

·All fans in the system are designed with redundancy,which greatly improves the reliability of the system.

·The EPO emergency shutdown function can be realized.

·Very long average trouble-free time (>200,000h)and very low average maintenance time (<0.5h).

·Rich options:Dust-proof network,built-in SNMP network communication card, lightning protection module,battery temperature compensation,mobile phone

SMS alarm.

·All circuit boards are made with three protection processes.

·The traditional module machine can be replaced by parallel machines, eliminating the high cost of module cabinets

If you’re managing equipment that can’t afford downtime—or you’re working with tricky grid conditions or generators—this UPS is worth a close look. It’s designed to handle global power systems, supporting 380V, 400V, or 415V at either 50 or 60 Hz right out of the box.

What makes it stand out is how clean it runs. Input power factor hits 0.99, and total harmonic distortion stays under 3%. Efficiency sits above 95%. That’s not just good for the utility bill—it also means less heat and less strain on your cooling.

Under the hood, DSP fully digital control manages everything: rectifier, inverter, charging, discharging. Everything is locked in digitally, which translates to precise, consistent behavior. There’s also a smart battery management system that actively works to extend battery life—something you’ll appreciate a few years down the road.

The design is modular, so you’re not locked into a rigid configuration. And every fan in the system has redundancy built in. If one fan stops, the others keep air moving. Small detail, but it makes a big difference in reliability.

For harsh or noisy environments, you’ve got options: dust-proof network kit, built-in SNMP card, lightning protection, battery temperature compensation, even mobile SMS alerts. All circuit boards go through three layers of protection, so they hold up better in less-than-ideal conditions.

One of the smarter touches is how they handle scalability. Instead of forcing you into a pricey modular cabinet setup, you can just parallel multiple units. Same result, lower upfront cost.

And if things ever go sideways, the EPO (emergency power off) gives you a hard shutdown at the push of a button. Mean time between failures is rated above 200,000 hours, and when service is needed, the average repair time is under half an hour.

In short, it’s built for uptime, efficiency, and adaptability—without overcomplicating things.