480 Three Phase Uninterruptible Power Supplies (UPS)
Description
480 Three Phase Uninterruptible Power Supplies (UPS) are designed to provide continuous and reliable power to critical systems by maintaining a stable power supply during interruptions or fluctuations in the main power source. These systems ensure that sensitive equipment remains operational without disruption, safeguarding against power distortions such as voltage sags, swells, and spikes.
Working Principle
Three-phase UPS systems operate by integrating with existing electrical systems to offer power conditioning, backup protection, and power distribution for loads that utilize three-phase power. They typically function in one of three modes: on-line or double-conversion, line-interactive, and off-line or standby. In the on-line mode, the load is continuously supplied from a power converter that receives input from a DC supply, ensuring zero transition time from normal to backup mode. This continuous operation is crucial for maintaining power quality and reliability, making these systems particularly useful in environments where power stability is critical.
Applications
Three-phase UPS systems are employed in various sectors where uninterrupted power is essential. Specific examples include medical facilities where they support life-supporting systems, data centers where they ensure the integrity of data storage and computer systems, and industrial processing plants where they maintain the continuity of operations. Additionally, they are used in telecommunications to support network infrastructure and in emergency equipment to ensure readiness during power outages.
Advantages over other Three Phase Uninterruptible Power Supplies (UPS)
One of the key advantages of 480 Three Phase UPS systems is their ability to provide a regulated sinusoidal output voltage with low total harmonic distortion (THD), independent of changes in input voltage or load. This feature reduces the need to oversize generators and other input components, leading to cost savings. Furthermore, their on-line operation ensures zero transition time, which is critical for applications requiring uninterrupted power.
Limitations
Despite their advantages, 480 Three Phase UPS systems can have limitations such as higher initial costs compared to single-phase systems. They may also require more complex installation and maintenance procedures, which can increase operational expenses. Additionally, the need for regular battery maintenance and replacement can add to the overall cost of ownership.
Considerations
When considering the implementation of a 480 Three Phase UPS system, it is important to evaluate factors such as initial costs, which can be significant due to the complexity and capacity of these systems. Operating expenses should also be considered, as they include energy consumption and maintenance costs. Durability and reliability are crucial, as these systems must operate continuously to provide effective power protection. Regular maintenance and timely replacement of components, such as batteries, are necessary to ensure long-term performance and accuracy in power delivery.
from Fuji Electric Corp. of America
The UPS7000HX-T3U UPS Series includes 300, 400, and 500kVA, 480V 3-phase 3-wire transformer-less systems for critical applications such as data centers and medical facilities. [See More]
- Voltage: 480
- Protection: Transient; Power Failure; Under Voltage; Unbalanced Loads
- Technology: On-line (Double-conversion)
- Volt-Amp Rating: 300 to 500
from Fuji Electric Corp. of America
Fuji Electric ’s new UPS7300WX-T3U is an innovative transformer-less UPS designed for data centers and commercial applications, utilizing our patented RB-IGBT Technology and AT-NPC 3-Level Circuit Topology to deliver up to 97.5% efficiency and unparalleled reliability. [See More]
- Voltage: 480
- Protection: Transient; Power Failure; Under Voltage; Unbalanced Loads
- Technology: On-line (Double-conversion)
- Volt-Amp Rating: 225 to 330
from LTI Power Systems, Inc.
The LTI Power Systems ProUPS line of True Online UPS has proven. to be the most versatile power protection option for small-office to. industrial applications. Utilizing total input to output isolation, the LTI Power Systems'. Double Conversion True On-Line UPS first converts the. contaminated... [See More]
- Voltage: 208; 480
- Protection: Lightning; Surge
- Technology: On-line (Double-conversion)
- Volt-Amp Rating: 10 to 300
from Mitsubishi Electric Power Products, Inc.
The Mitsubishi Electric 9800A Series Uninterruptible Power Supply (UPS) provides the reliability and superior performance expected of an Mitsubishi UPS along with the flexibility and adaptability for Single- or Multi-module system applications. The 9800A system uses the most advanced Insulated Gate... [See More]
- Voltage: 480
- Protection: Surge
- Technology: Line-interactive
- Volt-Amp Rating: 100 to 750
from Eaton | Power Quality
The energy-efficient Eaton 9390 UPS provides backup power and scalable battery runtimes in a small footprint for mid-size data centers, medical equipment and other critical systems. With the groundbreaking Energy Saver System, the 9390 operates at 99% UPS efficiency and can pay for itself in three... [See More]
- Voltage: 208; 380; 480; 600; 415 Volts
- Volt-Amp Rating: 20 to 160
- Protection: Transient; Power Failure; Short Circuit; Surge; Voltage Sags; Under Voltage; Unbalanced Loads
- Wires: 3-Wire; 4-Wire
from Active Power, Inc.
CleanSource HD UPS is the ideal solution to solve the power problems of larger mission critical facilities. CleanSource UPS can provide up to 40% lower total cost of ownership, is 12 times less likely to fail, and improves sustainability by 90 percent. WHY CLEANSOURCE XT UPS?. 40% TCO... [See More]
- Voltage: 480
- Volt-Amp Rating: 750
- Technology: Rotary
- Watt Rating: 675
from Mitsubishi Electric Power Products, Inc.
The 9900A UPS system uses the most advanced Insulated Gate Bipolar Transistors (IGBT) in both the converter and Inverter. This unique combination simply means our 9900A UPS offers superior reliability, performance, and is the most efficient true on-line double conversion UPS in the industry at all... [See More]
- Voltage: 480
- Protection: Surge
- Technology: On-line (Double-conversion)
- Volt-Amp Rating: 80 to 225
from Eaton | Power Quality
The Eaton 9390IT UPS offers superior efficiency and flexible distribution options previously unavailable in 40 kVA to 160 kVA UPSs. Standard Energy Saver System (ESS) technology in the 9390IT delivers an industry-leading 99% efficiency, reducing energy costs and heat output. With available... [See More]
- Voltage: 208; 480
- Protection: Transient; Power Failure; Short Circuit; Surge; Voltage Sags; Under Voltage; Unbalanced Loads
- Technology: On-line (Double-conversion)
- Volt-Amp Rating: 40 to 160
from Active Power, Inc.
Active Power CleanSource MMS UPS systems solve power problems for customers with mission critical facilities. CleanSource UPS can provide up to 40% lower total cost of ownership, are 12 times less likely to fail, and improve sustainability by 90 percent. WHY CLEANSOURCE XT UPS?. 40% TCO Savings. [See More]
- Voltage: 480
- Volt-Amp Rating: 278 to 1111
- Technology: Rotary
- Watt Rating: 250 to 1000