Specifications
SKU: WIT 28-55K-HU-US L2
型号阶梯价格
选择一个型号，查看对应的 3 档批发价格。
型号
批发价（Wholesale）
当前型号： WIT 28K-HU-US L2
最低购买数量最高购买数量单价
1
10
USD7679.00
11
100
USD7329.00
101
200
USD7189.00
批发价（Wholesale）
当前型号： WIT 40K-HU-US L2
最低购买数量最高购买数量单价
1
10
USD9319.00
11
100
USD8899.00
101
200
USD8729.00
批发价（Wholesale）
当前型号： WIT 55K-HU-US L2
最低购买数量最高购买数量单价
1
10
USD10669.00
11
100
USD10179.00
101
200
USD9989.00
| Datasheet | WIT 28K-HU-US L2 | WIT 35K-HU-US L2 | WIT 40K-HU-US L2 | WIT 55K-HU-US L2 |
| Input Data (PV) | ||||
| Max. recommended PV power (for module STC) |
54kW | 75.6kW | 86.4kW | 108kW |
| Start voltage | 195V | |||
| 1 Max. open circuit voltage of PV* | 630V | |||
| MPPT nominal voltage/range | 360V, 180V-550V | |||
| Max. input current per MPP tracker | 32A | |||
| Max. short-circuit current per MPP tracker | 40A | |||
| No. of PV strings per MPP tracker | 2 | |||
| No. of MPP trackers | 5 | 7 | 8 | 10 |
| Output Data (AC) | ||||
| AC nominal power/max. AC apparent power | 28kW/30.8kVA | 35kW/38.5kVA | 40kW/44kVA | 55kW/60.5kVA |
| Nominal AC voltage/range | 208V/220V, -15%~10% | |||
| AC grid frequency/range | 60Hz, 55-65Hz | |||
| Max. output current | 85.6A@208V 80.8A@220V |
106.9A@208V 101A@220V |
122.2A@208V 115.5A@220V |
168.1A@208V 158.8A@220V |
| Adjustable power factor | -1…+1 | |||
| THDi | <3% (@100% load) | |||
| AC grid connection type | 3P3W+PE/3P4W+PE | |||
| Input Data (AC) | ||||
| AC nominal power | 56kW | 70kW | 80kW | 110kW |
| Max. AC apparent power | 56kVA | 70kVA | 80kVA | 110kVA |
| Nominal AC voltage/range | 208V/220V, -15%~10% | |||
| Nominal AC grid frequency/range | 50/60Hz , 45-55Hz/55-65Hz | |||
| Nominal input current | 155.6A@208V 147A@220V |
194.4A@208V 183.7A@220V |
222.2A@208V 210A@220V |
305.6A@208V 288.7A@220V |
| Max. input current | 155.6A@208V 147A@220V |
194.4A@208V 183.7A@220V |
222.2A@208V 210A@220V |
305.6A@208V 288.7A@220V |
| Backup Power (AC power) | ||||
| AC nominal power/Max. AC apparent power | 28kW/33.6kVA | 35kW/42kVA | 40kW/48kVA | 55kW/66kVA |
| Max. single phase power | 9.3kW | 11.6kW | 13.3kW | 18.3kW |
| Nominal AC voltage | 120V/127V(L-N), 208V/220V (L-L) | |||
| Nominal AC frequency | 50/60Hz | |||
| Max. output current | 93.3A@208V 88.2A@220V |
116.7A@208V 110A@220V |
133.3A@208V 126A@220V |
183.3A@208V 173.2A@220V |
| Overload capability | ≤110%: Continues ; 110%~120%: <10min ; >120%: 200ms | |||
| Load unbalance | 100% | |||
| THDv | <3% (Linear load) | |||
| On/off grid transfer time | ≤16.6ms | |||
| Battery Data (DC) | ||||
| Battery voltage range | 380V-650V , recommended @ 512V | |||
| Max. charging / discharging current | 79A | 99A | 113A | 156A |
| Continuous charging / discharging power | 31.7kW | 39.7kW | 45.3kW | 62.3kW |
| BMS communication | RS485/CAN | |||
| Types of battery | Lithium | |||
| Efficiency | ||||
| Max. efficiency | 98.2% | |||
| Protection Devices | ||||
| PV reverse polarity protection | Yes | |||
| Battery reverse protection | Yes | |||
| AC/DC surge protection | Type II | |||
| Insulation resistance monitoring | Yes | |||
| Ground fault monitoring | Yes | |||
| Grid monitoring | Yes | |||
| Residual-current monitoring unit | Yes | |||
| AC short-circuit protection | Yes | |||
| String monitoring | Yes | |||
| Anti-islanding protection | Yes | |||
| PID protection | Yes | |||
| AFCI function | Opt | |||
| General | ||||
| Dimensions (W/H/D) | 33.5/53.1/20.1inch (850/1350/510mm) | |||
| Weight | 153kg/337.3Ibs | 160kg/352.7Ibs | ||
| Operating temperature range | -22°F~+140°F, >122°F derating | |||
| Altitude | 13123ft(4000m) | |||
| Topology | Transformerless | |||
| Cooling | Smart air cooling | |||
| Enclosure | IP66/NEMA 4X | |||
| Display | OLED+LED/WIFI+APP | |||
| Interfaces:RS485/CAN | Yes | |||
| Interfaces:WiFi//4G/LAN | Opt | |||
| Warranty: 5 / 10 years | Yes/Opt | |||
| UL1741:2021, UL1741 SA/SB:2020, IEEE1547:2018, IEEE1547.1:2020, HECO Rule14, E-5000, CSIP, SA17-SA18, UL1998:2018, CEC, FCC Part 15, CSA C22.2.107.1 | ||||
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