Uninterruptible Power Supply (UPS) Systems

Image Part Number Description / PDF Quantity Rfq
E11A302B011USP

E11A302B011USP

Sanyo Denki SanUPS Products

HYBRID ONLINE UPS 3KVA 120V EPO

0

A11H302A111USTWP

A11H302A111USTWP

Sanyo Denki SanUPS Products

ONLINE UPS TOWER 3KVA (19MIN)

0

SMARTINT1500

SMARTINT1500

Tripp Lite

UPS INTERNATIONAL SMART TOWER

75

2905909

2905909

Phoenix Contact

1AC/1AC/750 VA UNINTERRUPTIBLE P

1

ASE402A002USP-WPDU

ASE402A002USP-WPDU

Sanyo Denki SanUPS Products

ONLINE UPS 4KVA 208V

0

S8BA-24D24D480LF

S8BA-24D24D480LF

Omron Automation & Safety Services

DIN RAIL UPS 480W 24VDC

0

2906991

2906991

Phoenix Contact

QUINT UPS IQ 24VDC 5A

87

SU20KRT8

SU20KRT8

Tripp Lite

UPS SMART ONLINE RACKMOUNT

0

SU2200RTXL2UA

SU2200RTXL2UA

Tripp Lite

UPS TRUEONLINE 2.2KVA 1600W 7OUT

7112

SU1000XLCD

SU1000XLCD

Tripp Lite

UPS SMART ONLINE

0

UB20.241

UB20.241

PULS

DIN RAIL UPS CONT 24V 3.9-150AH

40

UB10.241

UB10.241

PULS

DIN RAIL UPS CONTR 24V 3.9-40AH

45

SBN-30001

SBN-30001

Staco Energy Products Co.

UNINTERRUPTIBLE POWER SUPPLY (UP

2

AKKUTEC2440

AKKUTEC2440

Altech Corporation

UPS 24VDC 44A 3 PHASE INPUT

11

UPS-PL2424-36

UPS-PL2424-36

Tycon Systems, Inc.

UPSPro,24V 36AH Batt,24V 30W PoE

3

ASE302A002USP-WPDU

ASE302A002USP-WPDU

Sanyo Denki SanUPS Products

ONLINE UPS 3KVA 208V

0

UB10.245

UB10.245

PULS

DIN RAIL UPS CONTR 24/12V 240W

13

SU5000RT4UHV

SU5000RT4UHV

Tripp Lite

UPS SMART ONLINE RACKMOUNT

51

SU40K

SU40K

Tripp Lite

UPS SMART ONLINE

0

A11H202A011USTWP

A11H202A011USTWP

Sanyo Denki SanUPS Products

ONLINE UPS TOWER 2KVA (15MIN)

5

Uninterruptible Power Supply (UPS) Systems

1. Overview

An Uninterruptible Power Supply (UPS) is an electrical device that provides emergency power to connected equipment during utility power failures or voltage fluctuations. It ensures continuous operation, protects against data loss, and prevents hardware damage. UPS systems are critical in modern technology environments where power reliability is essential, such as data centers, healthcare facilities, and industrial automation systems.

2. Main Types and Functional Classification

Type Functional Features Application Examples
Offline/Standby UPS Switches to battery backup during outages; minimal protection Home computers, small office equipment
Line-Interactive UPS Regulates voltage without switching to battery; moderate protection Entry-level servers, networking equipment
Online Double-Conversion UPS Provides seamless power with zero transfer time; advanced isolation Data centers, medical imaging systems
Modular UPS Scalable design with hot-swappable components Cloud computing infrastructure, large enterprises
Smart UPS Integrated IoT connectivity for remote monitoring and management Smart buildings, industrial IoT systems

3. Structure and Components

A typical UPS system consists of:

  • Input Circuit Breaker: Controls power intake from utility
  • Rectifier: Converts AC to DC for battery charging
  • Battery Bank: Stores energy for backup power supply
  • Inverter: Converts DC back to AC for connected loads
  • Bypass Circuit: Routes power around internal components during maintenance
  • Control System: Monitors performance and manages power transitions

Advanced models include thermal management systems, harmonic filters, and network interface modules.

4. Key Technical Specifications

Parameter Importance
Power Capacity (kVA/kW) Determines maximum load support
Transfer Time (ms) Critical for sensitive equipment (0ms required for online UPS)
Runtime at Full Load (minutes) Defines emergency operation duration
Efficiency (%) Impacts energy costs and heat generation
Waveform Output Sinusoidal for critical equipment, simulated sine for basic loads
Battery Technology Lead-acid (cost-effective) vs. Lithium-ion (longer lifespan)

5. Application Fields

  • IT Infrastructure: Servers, storage arrays, network switches
  • Healthcare: MRI machines, patient monitoring systems
  • Manufacturing: PLC controllers, assembly line automation
  • Telecommunications: Base stations, fiber optic networks
  • Financial Sector: ATMs, trading platforms, data vaults

6. Leading Manufacturers and Products

Manufacturer Representative Product
Schneider Electric Galaxy VX (Modular UPS, 500kW scalable)
APC by Schneider Symmetra MW (3-phase modular system for data centers)
Eaton 93PM Series (99% efficient double-conversion UPS)
Vertiv NetSure DC Power System (Telco-specific UPS)
UPS5000-E (Lithium-ion battery integrated system)

7. Selection Recommendations

Key considerations:

  • Calculate total load requirements with 20% headroom
  • Assess required runtime (e.g., 10 minutes for graceful shutdown vs. hours for critical systems)
  • Environmental factors: operating temperature, humidity, and physical space
  • Management features: SNMP support, cloud monitoring, predictive maintenance
  • Total Cost of Ownership (TCO) including battery replacement cycles

Case Study: A 500kW data center selected modular online UPS systems with lithium-ion batteries, achieving 99.999% uptime and 15% energy savings through eco-mode operation.

8. Industry Trends

  • Modular Architecture: Growing adoption of scalable systems for flexible capacity planning
  • Green Energy Integration: Hybrid UPS systems combining solar and battery storage
  • AI-Driven Management: Predictive analytics for battery health and failure prevention
  • Edge Computing Support: Compact UPS solutions for distributed IT infrastructure
  • Standardization: Adoption of IEC 62040 and IEEE 1159 compliance as global benchmarks
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