Uninterruptible Power Supply (UPS) Systems

Image Part Number Description / PDF Quantity Rfq
ECO1500LCD

ECO1500LCD

Tripp Lite

LINE INTERACTIVE UPS WITH USB AN

321

ASE502A001USP-WMPDU

ASE502A001USP-WMPDU

Sanyo Denki SanUPS Products

ONLINE UPS 5KVA 120V WITH BYPASS

0

S5KC15ANNC3GNNC

S5KC15ANNC3GNNC

SolaHD

15 KVA ONLINE UPS W/ 3 BAT (C)

0

S4K2U1500C

S4K2U1500C

SolaHD

UPS ON LINE 1500VA 120V 3G

0

SBN-15002

SBN-15002

Staco Energy Products Co.

STACO ENERGY'S UNISTAR SMART BUS

0

SV20KS1P1B

SV20KS1P1B

Tripp Lite

20KVA SMART ONLINE 3-PHASE UPS S

27

E11A102B011USP

E11A102B011USP

Sanyo Denki SanUPS Products

HYBRID ONLINE UPS 1KVA 120V EPO

0

ASE302A002USP-WMPDU

ASE302A002USP-WMPDU

Sanyo Denki SanUPS Products

ONLINE UPS 3KVA 208V WITH BYPASS

0

SVT10KX

SVT10KX

Tripp Lite

SMARTONLINE SVTX SERIES 3-PHASE

0

SPUBAT12A

SPUBAT12A

Carlo Gavazzi

UPS BATT MNT 12AH

0

S3M80KX

S3M80KX

Tripp Lite

SMARTONLINE S3MX SERIES 3-PHASE

0

S3M200KX

S3M200KX

Tripp Lite

SMARTONLINE S3MX SERIES 3-PHASE

0

SM2200RMXL2UPN

SM2200RMXL2UPN

Tripp Lite

SMARTPRO 120V 2200VA 1920W LINE-

619

SBN-30002

SBN-30002

Staco Energy Products Co.

STACO ENERGY'S UNISTAR SMART BUS

0

SVX90KM3P5B

SVX90KM3P5B

Tripp Lite

SMARTONLINE SVX SERIES 90KVA 400

72

SV40KL

SV40KL

Tripp Lite

40KVA SMART ONLINE 3-PHASE UPS L

27

SV20KM1P2B

SV20KM1P2B

Tripp Lite

20KVA SMART ONLINE 3-PHASE UPS M

27

SVX90KS3P

SVX90KS3P

Tripp Lite

SMARTONLINE SVX SERIES 90KVA 400

0

SMART700HGL

SMART700HGL

Tripp Lite

SMARTPRO 120V 700VA 450W MEDICAL

0

S5KE10ANRC2GNNC

S5KE10ANRC2GNNC

SolaHD

10 KVA ONLINE UPS W/ 2 BAT (E)

0

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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