East EA890 (10kVA-120kVA 3-Phase Industrial Low-Frequency Online UPS)
The East EA890 series is a 10kVA to 120kVA 3-phase in/out heavy-duty low-frequency online double-conversion UPS, engineered with a built-in output galvanic isol
HEFENGQIModel: East EA900 20kVA
East EA900 20kVA 3-Phase In 1-Phase Out Industrial Online UPS (20kVA/18kW)
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
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- Rated System Capacity / Power
- 20kVA / 18kW
- Input Voltage Operating Range
- 208VAC ~ 478VAC (Three-Phase 380V) VAC
- Output Voltage & Regulation Accuracy
- 220VDC (176V ~ 286V)
- Battery Storage Architecture
- 192VDC / 240VDC
- Transfer Time & Dynamic Response
- 0 ms
- Form Factor & Dimensions (HxWxD)
- 720 × 250 × 650 mm
What this product is
What this product is
High-reliability online double-conversion high-frequency Uninterruptible Power Supply (UPS) delivering zero-millisecond pure sine wave power to critical IT loads.
What problem it solves
Mitigates power outage risks, suppresses severe grid voltage fluctuations and transient harmonics, and ensures zero interruption to downstream operations.
Who and where it is for
Mission-critical communications infrastructure, industrial automated manufacturing cells, edge computing nodes, and distributed enterprise data centers.
Core advantages
- True online double-conversion topology providing 0ms transfer time to isolate mains surges, sags, and harmonic distortions
- High output power factor (PF up to 0.9-1.0) delivering maximum active power capacity for high-density IT server loads
- Dual DSP digital processor control achieving over 95% operating efficiency and up to 99% in ECO mode
- Intelligent battery management featuring automated boost/float switching and scheduled self-test routines
Technical specifications
| Key specifications | Value |
|---|---|
| Form Factor & Dimensions (HxWxD) | 720 × 250 × 650 mm |
| Output Voltage & Regulation Accuracy | 220VDC (176V ~ 286V) |
| Rated System Capacity / Power | 20kVA / 18kW |
| Battery Storage Architecture | 192VDC / 240VDC |
| Cooling Topology & Airflow Management | Cooling Topology & Airflow Management |
| Operating Temperature Range | Operating Temperature Range °C |
| Management & Communication Interface | Management & Communication Interface |
| Transfer Time & Dynamic Response | 0 ms |
| Input Voltage Operating Range | 208VAC ~ 478VAC (Three-Phase 380V) VAC |
Applications
01
Enterprise and cloud data center core networking suites, server clusters, and SAN storage arrays
02
Financial banking transactions, securities clearing systems, and trading floor mission-critical IT
03
Healthcare medical imaging suites (MRI, CT scanners) and critical intensive care instrumentation
04
Industrial automation production lines, robotic workcells, and supervisory PLC control systems
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