The HF Series includes the 10KVA to 300 KVA (3 phase input, 3 phase output) double conversion On-Line UPS with an isolation transformer. The Load is supplied continuously by the inverter with clean, stabilized and regulated sine wave output power. Input & Output filters protect the load from Voltage fluctuation and surges. Its applications include mission critical load like IT, Call Centres, Hospitals, CNC machines etc. Thanks to state-of-the-art microprocessor based high frequency PWM technology.

Salient Featurs :

• Isolation Transformer for Better Performance
• Static & Manual Bypass (Optional)
• True On-line Double Conversion UPS
• Micro Controller based High-Frequency PWM Technology
• High Transient Response
• High Efficiency
• Constant Voltage Constant Current Charger (CVCC)
• Wide Input range (340-460V)
• Pure Sine Wave with Isolated output
• Generator Compatible
• Soft Start Facility
• Crystal Controlled Frequency

Applications :

• Networks Servers
• Data Centres
• Telecom equipments
• Communication equipments
• Industrial PLC’s
• Industrial Processes
• Emergency Devices
• Medical Equipments.

Ability to Work with all Loads - An obvious choice for IT applications, the heavy duty design of the HF Series also works equally well with other loads such as motor driven loads, medical equipment, communication products which are often damaged by inferior UPSs with step wave or square Wave output. The rugged Nexus HF Series Online UPS systems are designed to perform in the most hostile of Indian Power conditions.

Generator Compatible : As a series designed for Indian conditions, the HF Series UPSs also score over most other systems in the market, affording high compatibility with most types of generators.

Hot Stand-by Mode : In rare instances where the primary UPS system goes out of order the standby UPS instantly takes on the connected load without transferring to bypass. This configuration is available on selected models at an additional cost.

Features :

• Isolation Transformer for Better Performance
• Static & Manual Bypass (Optional)
• True On-line Double Conversion UPS
• Micro Controller based High-Frequency PWM Technology
• High Transient Response
• High Efficiency
• Constant Voltage Constant Current Charger
• Wide Input range
• Pure Sine Wave with Isolated output
• Generator Compatible
• Soft Start Facility
• Crystal Controlled Frequency

Application :

• Storage devices and Critical Workstations
• Local Area Networks (LAN)
• Medical equipment
• Industrial processes
• Telecommunication systems
• ATM machines
• Printing Equipments
• Moulding Machines
• Embroidery Machines
• Domestic electronic equipments
• Security systems
• Critical Machinery Load

Latest State of Art HF series Ups - Nexus HF Series is latest state of the art Micro controller based High Frequency PWM Technology UPS using IGBT's for higher efficiency and greater reliability. The HF Series UPS provide pure sine wave output and is designed for wide input voltage range from 170V to 270V. NEXUS On-Line HF series UPS isolates the critical load from any disturbance by providing complete protection against spike, surges, brown outs, black outs, voltage and frequency variation.

Details : Ability to Work with all Loads With pure sine wave output, Nexus On-Line HF Series UPSs can not only work with Computer applications but can also work with other loads such as motor driven loads, medical equipment, communication products which are often damaged by UPS with step wave or square Wave output.

Salient Features :

• Wide Input Window
• Generator Compatible
• IGBT Based Hi - Frequency PWM Inverter
• Battery Deep discharge protection to avoid accidental deep discharge
• O/P Distortion < 3%
• Inverter Efficiency >0.8
• High crest factor > 4 : 1
• Crystal controlled output frequency 50 Hz ± 0.01%
• Low noise < 50 db
• Backup up to 12Hrs
• Soft Start facility

Applications :

• PC's
• Servers
• Printers
• ATM
• Telecom equipments
• Communication equipments
• Fire protection
• Security Systems
• Medical Equipments.