Solar Power Transformer Station Product Features Highly integrated ■■ LV panel/transformer/MV switchgear have been prefabricated and installed in a 20-feet container ■■ Compact container and highly integrated design for efficient transportation and installation Advanced intelligence ■■ Anti-PID function to ensure power generation ■■ Detects the operating status of the ring main unit, transformer, and low-voltage cabinet in real time. ■■ Smart communication box which integrates Anti-PID, PLC, data logger for fast networking of the PV plant. Safe and reliable ■■ Solid structure design and safe electrical design ■■ High IP protection level for LV/MV rooms adapt to high temperature, salt, and extremely cold etc. environment Fast deployment and lower cost ■■ Standardized 20-feet container for fast deployment and easy installation ■■ Cables between internal equipment have been connected, only LV cables, MV cables and communication cables to external equipment need to routed out onsite Function Diagram PV+ESS for the Future Technical Specification Items SPTS6580K LV Panel Rate voltage 800Vac Number of branch inputs MCCB (250A/800V/3P, 2*14 pcs) Number of main outputs ACB (3200A/800V/3P, 2*1 pcs) Low voltage panel 2 pcs Fuse 300A/800 Vac/1P, 84 pcs Transformer Rated power 6580kVA@40DegC Max. power 7000kVA@30DegC LV voltage 800Vac Max. input current at nominal voltage 2526A*2 MV voltage 20kV/22kV/30kV/33kV Efficiency ≥99% Impedance 7%(0~+10%)@6580kVA Transformer type Oil-immersed Oil type Mineral oil (PCB free) Winding material Al / Al Cooling method ONAN Vector group Dy11y11 Insulation class A MV Switchgear Scheme CCV Insulation SF6 Rated voltage 24kV/36kV/40.5kV Rated current 630A Rated frequency 50/60Hz Qty. of feeder 3 Protection AC input protection Yes Transformer protection Oil-temperature, oil-level, oil-pressure Relay protection 50/51, 50N/51N LV surge protection AC Type II (optional: AC Type I + II) General Dimension (W×H×D) 6058×2896×2438 mm Weight <25T IP grade IP54 Auxiliary transformer 5kVA (Optional: max. 40kVA), Dyn11, 800V/400V Operating temperature range -25ºC~60ºC Max. operating altitude 2000m Allowable relative humidity range (noncondensing) 0-95% Communication with inverter RS485 / PLC (optional) Communication with monitoring center Compliance RS485, Ethernet (optional: optical fiber) IEC 60076, IEC 62271-200, IEC 62271-202, IEC 61439-1, EN50588-1 ●● Specifications are subject to change without prior notice. Kehua Tech Add: No. 457, Malong Road, Torch High-Tech Industrial Zone, Xiamen Fujian China Tel: +86-592-5160516 Fax: +86-592-5162166 www.kehua.com
