Deskripsi
Photovoltaic Grid-Connected Inverter
Brand : SUNGROW POWER SUPPLY
| Model | SG125K |
| DC side parameters | |
| Maximum DC voltage | 1000Vdc |
| Starting voltage | 470V |
| Full load MPP voltage range | 500~820V |
| ***Low Voltage | 450V |
| Maximum input current | 350A |
| Recommended PV array open circuit voltage | 700V |
| AC side parameters | |
| Rated output power | 125kW |
| Maximum output power | 137.5kW |
| Maximum AC output current | 200A |
| Rated grid voltage | 400Vac |
| Allowable grid voltage | 310~450Vac |
| Rated grid frequency | 50Hz/60Hz |
| Permitted grid frequency | 47~52Hz/57~62Hz |
| Total current waveform distortion rate | <3% (rated power) |
| DC current component | <0.5% (rated output current) |
| Power Factor | 0.9 (leading) ~ 0.9 (lagging) |
| System | |
| Maximum efficiency | 97.5% (including transformer) |
| European Efficiency | 97.0% (including transformer) |
| Protection level | IP54 ( outdoor ) |
| Nighttime power consumption | <30W |
| Allowable ambient temperature | -30~+55℃ |
| Cooling method | Air Cooling |
| Allowable relative humidity | 0~95%, no condensation |
| Maximum altitude allowed | 6000 meters (over 3000 meters, derating is required) |
| Display and Communication | |
| Show | LCD |
| Standard communication method | RS485 |
| Optional communication method | Ethernet |
| Mechanical parameters | |
| Dimensions (W x H x D) | 1008x1903x900mm |
| Net weight | 1050kg |
Performance characteristics:
• Outdoor design, IP54 protection level, adaptable to various harsh environments
• Low voltage ride-through function
• Continuously adjustable active power (0-100%) function
• Adjustable reactive power, power factor range is leading 0.9 to lagging 0.9
• Highest conversion efficiency is up to 97.5%
• Accurate output power measurement
• Multi-language LCD display interface, various operating parameters can be set freely
• Auxiliary electric heating (optional)
• Adapt to high altitude applications <6000 meters (over 3000 meters require derating)
• Italian Enel-GUIDA certification, TüV certification, Golden Sun certification, in compliance with German medium voltage power grid BDEW directive
Communication:
• RS485
• Ethernet
Security:
• Complete protection functions: overvoltage protection, short circuit protection, island protection, overheating protection, overload protection, DC grounding protection
• Compliant standards: EN61000-6-1, EN61000-6-2, EN61000-6-3, EN61000-6-4, EN61000-3-2, EN61000-3-3, EN60164-1-1, EN55022, EN50178, EN45011
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