GRANKIA GLT33120 online ups uninterruptible power supply system 120kva can meet the demanding power requirements of industrial applications. It provides superior protection against power disturbances.
The uninterruptible power supply system delivers a robust 120kVA output. It is suitable for a wide range of industrial applications. These include manufacturing, data centers, and critical infrastructure. With advanced energy management technology, it operates with high efficiency, reducing energy costs and minimizing environmental impact.

Uninterruptible Power Supply System Features
Online Double-Conversion Technology
Utilizing online double-conversion technology, the uninterruptible power supply system ensures a continuous and stable power supply. This technology converts incoming AC power to DC. It then converts it back to AC. This provides clean and regulated output voltage. The output is free from disturbances such as surges, sags, and frequency variations.
Isolation Transformer
Integrated to minimize electrical noise, transients, and surges, enhancing the precision and longevity of CNC equipment.
Three-Phase Output
The three-phase configuration enhances load balancing and efficiency, which is essential for high-performance CNC operations. It minimizes flickering and voltage fluctuations, providing a stable power supply.
Comprehensive Protection
The UPS system includes multiple protection features such as overload protection, short-circuit protection, and battery management systems. These features work together to safeguard both the UPS and connected equipment, providing peace of mind in critical operations.
User-Friendly Interface
The intuitive LCD display offers real-time monitoring of UPS status, battery health, and operational parameters. Users can easily access vital information and manage settings for optimal performance.
Durable Construction
Built with industrial-grade components and robust chassis to withstand harsh operating environments.
Technical Specifications (Representative)
- Model: GLT33120,
- Rated power: 120 kVA / 96 kW,
- Input: 3-phase + N (e.g., 285–475 VAC nominal, wide range),
- Output: 3-phase + N (e.g., 380/400/415 VAC selectable),
- Frequency: 50/60 Hz (auto-sensing or selectable),
- Efficiency: up to 93%,
- Transfer time: 0 ms (online double-conversion),
- Battery type: VRLA/AGM standard,
- Parallel capability: up to 8 units for redundancy,
- Communications: RS-232, RS-485, SNMP (optional), relay contacts,
- Dimension: 1070x750x1400mm
Applications
The GLT33120 Online UPS is ideal for various applications, particularly in industries where CNC machines play a vital role, including:
- Aerospace manufacturing
- Automotive production
- Metalworking
- Woodworking
- Precision machining
- CNC Drilling machines
Why Choose 3 Phase Online UPS for CNC Machine
Uninterruptible Power Supplies (UPS) are critical components for CNC machines and other sensitive equipment in manufacturing environments.
Protection Against Power Interruptions
CNC machines are often sensitive to power fluctuations and interruptions. A UPS provides immediate backup power during outages, ensuring that machining operations can continue without interruption, thus preventing costly downtime.
Prevention of Data Loss
The CNC machines rely on complex software and control systems. Sudden power loss can lead to data corruption, loss of programming, or incomplete machining processes. A UPS safeguards against these risks by providing a temporary power source, allowing for safe shutdown procedures.
Voltage Regulation
By minimizing downtime caused by power interruptions, a UPS helps maintain continuous production flow. This translates to higher productivity levels and improved efficiency, as operators can rely on their machines to perform consistently.
Enhanced Safety
The sudden loss of power can lead to safety hazards, as CNC machines stop abruptly. UPS systems allow for controlled shutdowns, reducing the risk of accidents and injuries associated with unexpected machine stops.
Support for Sensitive Equipment
CNC machines often operate alongside other electronics and devices. A UPS provides cleaner power, reducing interference and ensuring reliable operation of all connected equipment.
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