Kehua KEH KR3000L+ UPS
- Description
Description
Overview
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The KR3000L+ is part of the KR11 Plus Series of online UPS units from Kehua Tech.
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“3K” in the model name indicates 3000 VA (i.e., 3kVA capacity).
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The “L+” version supports 96 V battery configuration (as per KR11 Plus spec sheet: 72 or 96 V for KR3000L+).
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This is a true double-conversion (online) UPS, which means it provides continuous, clean power by always running through its inverter.
✅ Key Features / Specifications
| Feature | Detail |
|---|---|
| Input Voltage Range | 120–295 VAC. |
| Input Frequency | 50 / 60 Hz (±10%). |
| Input Power Factor | Very high, ≥ 0.99. |
| THDi (Total Harmonic Distortion Input) | < 5% (nonlinear loads) — helps reduce noise on the grid. |
| Output Capacity | 3000 VA / 3000 W. |
| Output Voltage | Selectable: 208 / 220 / 230 / 240 VAC. |
| Output Power Factor | 0.9 (1.0 optional). |
| AC Efficiency | Up to ~94%. |
| Transfer Time | 0 ms (because it’s online). |
| Battery Voltage | 96 V (for the “L+” model), using six 12 V batteries. |
| Charger Current | Up to 1 A for standard. |
| Communication / Interface | RS232, USB, EPO (Emergency Power Off). Optional SNMP or RS485. |
| Operating Temperature | –5 °C to +40 °C. |
| Form Factor / Size: According to KR11 series: 190 × 400 × 330 mm for the 3 kVA + backup version. |
