Uninterruptible Power Supply (UPS) Systems

Image Part Number Description / PDF Quantity Rfq
SV20KM1P3B

SV20KM1P3B

Tripp Lite

20KVA SMART ONLINE 3-PHASE UPS M

27

OMNIVS1500XLCD

OMNIVS1500XLCD

Tripp Lite

1440VA 940W LINE-INTERACTIVE UPS

0

SVX60KS2P3B

SVX60KS2P3B

Tripp Lite

SMARTONLINE SVX SERIES 60KVA 400

0

S5KD05ANNC1GNNC

S5KD05ANNC1GNNC

SolaHD

5 KVA ONLINE UPS W/ 1 BAT (D)

0

E11A102B011UJP(J)

E11A102B011UJP(J)

Sanyo Denki SanUPS Products

1KVA 100/110/115/120V EPO

0

SU5000XFMR2UTAA

SU5000XFMR2UTAA

Tripp Lite

SMARTONLINE STEP-DOWN ISOLATION

15

S5KD10ANRC2GNNC

S5KD10ANRC2GNNC

SolaHD

10 KVA ONLINE UPS W/ 2 BAT (D)

0

SUINT3000LCD2U

SUINT3000LCD2U

Tripp Lite

INTL UPS SMART ONLINE LCD RACKMO

115

SUS4K061UM

SUS4K061UM

SolaHD

S4K 6KVA START-U

0

C-TEC2408-20

C-TEC2408-20

Altech Corporation

ULTRA CAPACITOR MODULE 1224VDC 2

4

SV60KM3P0B

SV60KM3P0B

Tripp Lite

SMARTONLINE SV SERIES 60KVA MEDI

27

INTERNET650U1

INTERNET650U1

Tripp Lite

INTERNET OFFICE 120V 650VA 330W

308

S5KC05ANRC1GNNC

S5KC05ANRC1GNNC

SolaHD

5 KVA ONLINE UPS W/ 1 BAT (C)

0

S5KE15ANRC3GNNC

S5KE15ANRC3GNNC

SolaHD

15 KVA ONLINE UPS W/ 3 BAT (E)

0

BC800U

BC800U

Tripp Lite

STANDBY UPS 800VA 450W - 12 5-15

112

S5KC05ANNC1GNNC

S5KC05ANNC1GNNC

SolaHD

5 KVA ONLINE UPS W/ 1 BAT (C)

0

PS-UPS40

PS-UPS40

Altech Corporation

UPS SYSTEM BATTERY CONTROL 40A

109

LDB120-24

LDB120-24

Power-One (Bel Power Solutions)

POWER SUPPLYLDB120-24AC-DC/DC-DC

12

SMART750RM1UN

SMART750RM1UN

Tripp Lite

750VA UPS LINE INTERACTIVE

22

SCV-15001-LB

SCV-15001-LB

Staco Energy Products Co.

SINGLE PHASE UPS, LESS BATTERIES

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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