SKG Series 6-20KVA Online UPS
Features of High Frequency OnlineUninterruptible Power Supply
1) Adopts high frequencyand double conversion on-line technology, the online UPS can be used for smallnetwork server and other IT equipment.
2)Fully digitized DSP control
3)Advanced PFC
4)Wide input voltage range
5)Parallel Redundancy
6)LCD display option
7)Parallel capacity
8)Advanced Battery Management
9)Automatically charging in UPS OFF mode
10)Lightning and surge protection
11)Short circuit and overload protection
12)Fan speed auto control when loads varies
13)EMI/RFI noise filter
14)Smart RS232 communication port
15)Optional SNMP cards
16)LCD model: SKG-X
Technical Parameters
Series | SKG 6~20K |
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Model | SKG-6K | SKG-10K | SKG-R6K | SKG-R10K | SKG-T10K | SKG-T15K | SKG-T20K |
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Capacity | 6KVA/4.2KW | 10KVA/7KW | 6KVA/4.2KW | 10KVA/7KW | 10KVA/7KW | 15KVA/10.5W | 20KVA/14KW |
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Input | Voltage Range | 176±5VAC~276±5VAC | 304±5VAC~478±5VAC |
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Frequency Range | 46~54HZ±0.5HZ or 56~64HZ±0.5HZ auto sensing |
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Phase | Single phase | Three phase |
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Power Factor | ≥0.98 | ≥0.95 |
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Voltage Range | 220Vac±1% |
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Output | Phase | Single phase |
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Frequency Range | 50HZ±0.2%(battery mode) |
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THD (linear load) | ﹤2% |
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THD (non-linear load) | ﹤6% |
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Overload Capability | 105%~130% 10min return to bypass mode;>130% 1s return to bypass mode |
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Crest Factor | 3:1(max) |
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Short Circuit Protection | 5 cycles turn off inverter, no transfer to bypass, provide alarm (AC mode) |
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5 cycles turn off inverter, provide alarm (battery mode) |
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input fuse blown or breaker action (bypass mode) |
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Waveform | Pure sine wave |
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Transfer Time Between AC Mode and Battery Mode | Zero transfer time | ||||||||
Transfer Time Between AC Mode and Bypass Mode | Zero transfer time | ||||||||
Efficiency | ≥88% |
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Battery | Model | 12V sealed lead acid maintenance free |
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DC Voltage | 240VDC |
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Configuration | 20×12V/7AH | External battery bank |
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Backup Time(half load) | 20min | 13min | Depends on the external battery capacity |
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Backup Time(full load) | 7min | 5min |
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Charge Current(standard unit) | 1A | N/A |
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Charge Current(long time unit) | 5A |
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Recharge Time | 90% capacity after 8 hrs charging |
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Communication Interface | RS232;SNMP(optional) |
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Parallel port | Parallel availability for redundancy and load sharing up to three units |
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LCD Indication | LCD: 1.Inpur voltage/frequency, battery voltage, output voltage/frequency, load level, Va value and percent, inverter temperature 2.Operation mode such as “on line”, “battery” or “bypass” LED: 1.Green LED for normal operation, 2. Yellow LED for warning condition, 3.Red LED for abnormal operation |
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LED Indication | Mode, load or battery capacity |
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Noise Level | ≤55dB |
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Environment | Temperature | 0~40℃ |
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Humidity | 0%~95%(Non-condensing) |
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Altitude | ﹤1500m |
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Storage Temperature | 0~40℃ |
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Other | Standard unit Net/Gross Weight | 91/103Kg | 94/106Kg | N/A | N/A | 95/109Kg | N/A | ||
Long Time Unit Net/Gross Weight | 36/46Kg | 38/48Kg | 22/25Kg | 22/25Kg | 39/51Kg | 60/74Kg | |||
Dimension(W×D×H)mm | 260×570×717 | 440×656×176 | 440×656×176 | 260×570×717 | 320×620×950 |
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Packing(W×D×H)mm | 430×700×845 | 580×790×336 | 580×790×336 | 430×700×845 | 410×717×1050 |
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