Ensuring Business Continuity with the APC Easy UPS 3S 20 kVA 400 V 3:3 UPS (E3SUPS20KHB1)

In today’s digital age, uninterrupted power is a cornerstone of business success. From data centers to small enterprises, downtime caused by power outages can lead to lost revenue, disrupted operations, and damaged equipment. The APC Easy UPS 3S 20 kVA 400 V 3:3 UPS with internal batteries – 15 minutes runtime (E3SUPS20KHB1), crafted by APC under Schneider Electric, offers a reliable, efficient, and user-friendly solution to keep critical systems running smoothly. This blog explores the E3SUPS20KHB1’s key features, benefits, and why it’s an ideal choice for small to medium businesses needing robust power protection.


What is the APC Easy UPS 3S E3SUPS20KHB1?

The APC Easy UPS 3S (model E3SUPS20KHB1) is a 20 kVA, 400 V, 3-phase uninterruptible power supply (UPS) designed to deliver high-efficiency power protection with a built-in battery backup providing 15 minutes of runtime at full load. This 3:3 configuration (three-phase input and output) ensures stable power delivery for a wide range of IT and electrical equipment. Tailored for small and medium businesses, it combines competitive specifications with a rugged design to simplify business continuity in data centers, server rooms, or electrical closets.

The unit comes equipped with internal Valve-Regulated Lead-Acid (VRLA) batteries, a dust filter, and conformance-coated boards to withstand harsh environments, making it both practical and resilient.


Key Features of the E3SUPS20KHB1

  1. 20 kVA / 20 kW Capacity
    With a power capacity of 20 kVA (20 kilowatts), the E3SUPS20KHB1 supports a variety of critical loads, such as servers, networking gear, and industrial equipment, ensuring they stay operational during power disruptions.
  2. 15-Minute Internal Battery Runtime
    The included internal batteries provide 15 minutes of backup power at full load, giving you ample time to save data, switch to a generator, or gracefully shut down systems. Runtime can vary based on load levels—check APC’s runtime charts for precise details.
  3. High Efficiency with Double Conversion
    Operating in double-conversion online mode, the UPS delivers clean, consistent power with less than 3% output voltage distortion and a near-perfect input power factor (>0.99). It achieves up to 96% efficiency in normal operation, reducing energy costs.
  4. Wide Input Voltage Range
    The UPS accepts input voltages from 304V to 477V, preserving battery life by minimizing reliance on backup power during minor grid fluctuations.
  5. Parallel Capability
    Need more power or redundancy? Multiple E3SUPS20KHB1 units can be connected in parallel, scaling capacity or adding fault tolerance to meet growing demands.
  6. Remote Monitoring with Optional SNMP
    Add an optional SNMP card to monitor and manage the UPS remotely via a web interface or Schneider Electric’s EcoStruxure IT platform, enhancing oversight and control.
  7. Rugged Design for Harsh Environments
    With a dust filter and conformance-coated circuit boards, this UPS is built to perform in dusty or humid conditions. It operates reliably between 0–40°C and up to 95% non-condensing humidity.
  8. User-Friendly Installation and Maintenance
    Front-access servicing, a compact footprint, and an intuitive LCD control panel make the E3SUPS20KHB1 easy to install, operate, and maintain. It also includes an ECO Mode to bypass unused components during stable power conditions, boosting efficiency without compromising protection.

Why You Need the E3SUPS20KHB1

Power outages, surges, and voltage sags can strike unexpectedly, threatening your operations. The E3SUPS20KHB1 addresses these risks by:

  • Protecting Equipment: Its double-conversion topology filters out power anomalies, safeguarding sensitive electronics.
  • Ensuring Uptime: The 15-minute runtime buys critical time to manage outages effectively.
  • Reducing Costs: High efficiency and a wide input voltage window lower energy bills and extend battery life.

For small to medium businesses, this UPS strikes a balance between performance and simplicity, offering enterprise-grade features without the complexity or expense of larger systems.


How to Use the E3SUPS20KHB1

Installation is straightforward:

  1. Place the UPS in a well-ventilated area (IP20-rated enclosure).
  2. Connect the 400V 3-phase input (supports 380V, 400V, or 415V) to your power source.
  3. Attach your equipment to the output terminals.
  4. Power on the unit and configure settings via the multi-function LCD console.
  5. Optionally, install an SNMP card for network management.

The UPS ships with a dust filter and installation guide, and its lightweight, rollable design simplifies positioning. For detailed specs or runtime adjustments, refer to the documentation under APC’s support resources.


Who Should Use the E3SUPS20KHB1?

This UPS is perfect for:

  • Small Data Centers: Keep servers and storage online during outages.
  • Retail and Offices: Protect POS systems, computers, and communication devices.
  • Industrial Settings: Power control systems in environments with dust or temperature challenges.

It’s an excellent fit for businesses that need reliable power protection without the overhead of advanced metering or extensive customization.


Final Thoughts

The APC Easy UPS 3S 20 kVA 400 V 3:3 UPS (E3SUPS20KHB1) is a powerhouse of reliability and simplicity. Its 15-minute runtime, high efficiency, and rugged design make it a standout choice for safeguarding critical loads in small to medium setups. Whether you’re preventing downtime in a server room or ensuring continuity in an electrical closet, this UPS delivers peace of mind with minimal fuss.

Investing in the E3SUPS20KHB1 means investing in your business’s resilience. With APC’s reputation for quality and Schneider Electric’s innovative engineering, it’s a smart step toward uninterrupted operations in an unpredictable world. Ready to power up? The Easy UPS 3S has you covered!

CONTACT US @ TIACO TECHNOLOGIES.