| EK900 Series Online UPS Technical Specifications |
| | | | | |
| Model | EK901 H(S) | EK902 H(S) | EK903 H(S) | EK906 H(S) | EK910H |
| Capacity | 1KVA | 2KVA | 3KVA | 6KVA | 10KVA |
| Input |
| Voltage Range | 176~300VAC (Full Load)
110~300VAC (Half Load) | 176~300VAC (Full Load)
110~300VAC (Half Load) | 176~300VAC (Full Load)
110~300VAC (Half Load) | 176~300VAC (Full Load)
110~300VAC (Half Load) | 176~300VAC (Full Load)
110~300VAC (Half Load) |
| Frequency Range | 40Hz~70Hz | 40Hz~70Hz | 40Hz~70Hz | 46Hz~54Hz or 56Hz~64Hz (Generator Mode) | 46Hz~54Hz or 56Hz~64Hz (Generator Mode) |
| Input Power Factor | ≥0.99 |
| Output |
| Output Voltage | 208/220/230/240VAC±1% |
| Power Factor | 0.9 | 0.9 | 0.9 | 1 | 1 |
| Frequency Range (Sync. Range) | 47~53Hz/57~63Hz | 47~53Hz/57~63Hz | 47~53Hz/57~63Hz | 46Hz~54Hz/56~64Hz | 46Hz~54Hz/56~64Hz |
| Frequency Range (Battery Mode) | 50Hz/60Hz±0.5% | 50Hz/60Hz±0.5% | 50Hz/60Hz±0.5% | 50Hz/60Hz±0.2% | 50Hz/60Hz±0.2% |
| Overload | 110% 10min; 130% 1min; >130% 3s | 110% 10min; 130% 1min; >130% 3s | 110% 10min; 130% 1min; >130% 3s | 100-105% Overload sustain, 105-125% Overload 10 min, 125-150% Overload 1min, Over >150% load immediate to bypass | 100-105% Overload sustain, 105-125% Overload 10 min, 125-150% Overload 1min, Over >150% load immediate to bypass |
| Current Crest Ratio | 3:1 |
| Total Harmonic Distortion (THD) | ≤3%THD (Linear Load) | ≤3%THD (Linear Load) | ≤3%THD (Linear Load) | <1% (Linear Load), <4% (Non-Linear Load) | <1% (Linear Load), <4% (Non-Linear Load) |
| Transfer Time (Utility to Battery) | 0 | 0 | 0 | 0 | 0 |
| Transfer Time (Inverter to Bypass) | <4ms (Standard Condition) | <4ms (Standard Condition) | <4ms (Standard Condition) | 0 | 0 |
| Waveform | Pure Sine Wave |
| Efficiency |
| Utility Mode | 90% | 90% | 90% | 95% | 95% |
| Battery Mode | 88% | 88% | 88% | 93% | 93% |
| Battery |
| Battery Type | 12V/7Ah |
| Standard Model - Battery Qty | 2 | 4 | 6 | 16 | 16 |
| Standard Model - Charging Current | 1A (Standard) | 1A (Standard) | 1A (Standard) | 1A (Standard) | 1A (Standard) |
| Standard Model - Charging Voltage | 27.3VDC | 54.7VDC | 82.0VDC | 218.4VDC | 218.4VDC |
| Long-Run Model - Battery Qty | 3 | 4 | 8 | 16 | 16 |
| Long-Run Model - Charging Current | 1A/2A/4A (Standard) /6A | 1A/2A/4A (Standard) /6A | 1A/2A/4A (Standard) /6A | 1-8A (Settable) | 1-8A (Settable) |
| Long-Run Model - Charging Voltage | 41.0VDC | 82.1VDC | 109.4VDC | 218.4VDC | 218.4VDC |
| Physical |
| Standard Model - Dimensions WxDxH(mm) | 145x282x220 | 145x397x220 | 190x421x318 | 190x369x688 | — |
| Standard Model - Net Weight(kg) | 9.8 | 17 | 28 | 55 | — |
| Long-Run Model - Dimensions WxDxH(mm) | 145x282x220 | 145x397x220 | 190x369x318 | 190x369x318 | 190x369x318 |
| Long-Run Model - Net Weight(kg) | 4.1 | 6.8 | 7.4 | 14 | 15 |
| Environmental |
| Operating Humidity & Temp | 20%~90%, 0~40°C Non-condensing, <2000m (Derate 1% for every 100m above) |
| Noise (dB) | <50 (1 meter from machine) |
| Control & Management |
| Communication Interface | RS232, Optional Modbus, SNMP, Dry Contact Cards |
