Product Description
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Specifications
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| Model Name | APC E3SUPS20KHB1 Easy UPS 3S 20 kVA 400 V 3:3 | |
| Product Type | Online Double-Conversion UPS | |
| Rated Power | 20 kVA / 20 kW | |
| UPS Topology | Double-conversion (online) | |
| Input Voltage (Nominal) | 400 V AC (3-phase) | |
| Input Voltage Range | 304 – 477 V AC | |
| Input Frequency Range | 45 – 65 Hz | |
| Input Power Factor | ~0.99 | |
| Maximum Input Current | ~37 A | |
| Output Voltage (Nominal) | 400 V AC (3-phase) | |
| Other Output Voltages | 380 V, 415 V | |
| Output Frequency | 50/60 Hz (synchronized to mains) | |
| Output Waveform | Pure sine wave | |
| Output Voltage Distortion (THD) | < 3 % (linear load) | |
| Output Voltage Tolerance | ± 1.5 % | |
| Output Power Factor | ~1.0 | |
| Overload Capability | Standard overload handling (typical UPS spec) | |
| Battery Type | Internal VRLA modular batteries | |
| Included Battery Modules | 2 × 7 Ah VRLA battery strings | |
| Expandable Battery Slots | Up to 3 internal battery strings | |
| Nominal Battery Voltage | ~240 V DC | |
| Backup Time Estimate | ~8–10 minutes at full load with 2 strings; longer with 3 strings | |
| Maximum Short-Circuit Current | ~10 kA | |
| Communication & Management | RS232, RS485, USB, dry contacts; optional SNMP/Modbus | |
| Display / Interface | Multifunction LCD/LED display | |
| Bypass | Built-in maintenance bypass | |
| Noise Level | ~60 dBA at 1 m | |
| Protection Class | IP20 | |
| Efficiency | Up to ~96 % (double conversion); up to ~99 % in ECO mode | |
| Physical Colour | White | |
| Dimensions (H × W × D) | ~1400 × 380 × 928 mm | |
| Net Weight | ~446 kg | |
| Shipping Weight | ~494 kg | |
| Operating Temperature | 0 – 40 °C | |
| Operating Humidity | 0 – 95 % non-condensing | |
| Certifications / Standards | IEC 62040 series, CE, EAC, RCM, WEEE | |
| Parallel Capability | Supports parallel operation for capacity or redundancy | |
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