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1. Customized 12V/24V/48Vdc to AC solar power ups system with battery, MPPT inside
PSU-series Pure Sine Wave Solar Inverters has multiple functions. It builts-in battery and MPPT inside. When utility power on, it can stabilize your AC input voltage. At the same time, it will charge your battery automatically. When utility power off, it will offer your AC loads with enough back-up power, transferring DC/PV power to AC power.
There is a chart of our products for your reference
| Model | PSU-300 | PSU-500 | PSU-700 | PSU-1050 | PSU-1400 | PSU-1800 | PSU-2100 | PSU-3500 | PSU-5000 | |
| Rated power | 300W | 500W | 700W | 1050W | 1400W | 1800W | 2100W | 3500W | 5000W | |
| Battery voltage | 12Vdc | 24Vdc | 48Vdc | |||||||
| Working mode | PV/AC mode optional | |||||||||
| PV | input voltage range | 15V-50Vdc | 30v-50Vdc | 60V-100Vdc | ||||||
| max. charge current | 10/20/30/40A optional | 60A | ||||||||
| Max. conversion efficiency | 0.98 | |||||||||
| Display | Panel indicator light | LED graphic screen+LED lights | ||||||||
| Main status | input voltage range | 140-275Vac | ||||||||
| input frequency | 45-65Hz( auto transfer to inverter mode when over frequency) | |||||||||
| Output voltage range | 195-240Vac | |||||||||
| Input PF. | 0.98 | |||||||||
| efficiency | mains mode>=96% | |||||||||
| charge current | 10A | |||||||||
| mains overload | warning until decrease load | |||||||||
| short circuit | Yes | |||||||||
| Inverter output | Inverter output voltage | 220V+-3% | ||||||||
| Output frequency | 50Hz/60Hz +-0.3Hz frequency adaptive | |||||||||
| Output power factor | 1 | |||||||||
| Wave form distortion | linear load<=3% | |||||||||
| PV-AC transfer time | 4ms typical value | |||||||||
| Efficiency | inverter mode >=80% | |||||||||
| Inverter overload | 110%-120% shutdown at 30s, 130-150% shutdown at 3s | |||||||||
| short circuit | system automatically shut down | |||||||||
| Alarm | mains abnormal | 1 time/1s, silence auto after 5s | ||||||||
| low battery | 1 time/1s and flash battery last grid | |||||||||
| overload | 1 time/1s and display "overload" grid | |||||||||
| communication interface | RS232(optinal)) | |||||||||
| Others | Output sockets | universal sockets/customized | ||||||||
| surge protection | optional | |||||||||
| ambient temperature | 0-40℃ | |||||||||
| ambient humidity | 10-90% (non condesing) | |||||||||
| noise | <=50db | |||||||||
| machine dimension | customized(depends on battery quantities inside) | |||||||||
| packing dimension | customized(depends on battery quantities inside) | |||||||||
| Qty/Ctn | 1 | 1 | 1 | 1 | 1 | |||||
| Packing G.W.(kg) | 25.3 | 15.80 | * | * | * | * | * | * | * | |
2.Packaging&Shipping
1PCS/gift box, 1gifts boxes/carton box; it is better shipped with full container by sea.
Carton Box Size; customized
G.W./CTN: cutomized
3.Our Services
1)We offer you samples tested befor placing your orders
2)We offer you spare parts upon your quantities of orders
3)We offer you after-sale services online when you have question
4. Company Information
Huizhou Yinghua Electronic Co., Ltd(1st toroidal transformer inverter inventor in China) is a 16 years professional manfacturer of advanced Power Products. Our boss is with Military Ancestry, therefore our factory follow military production rules. The good quality of porducts is the our basic goal. For our main products, Solar inverters(0.5K-5Kva), UPS/Inverters(0.5K-5Kva), Stabilizers(single phase from 0.5K-30Kva, 3 phase from 9K-200Kva), Voltage converters(0.1K-10Kva). are all with brand "Powerhero". And Professional Power Amplifiers(from 400-2400W, with brand "Powedream") are also avaliable in our main products
Our production workshop, CNC workshop, transformer workshop, and other workshop form a complete production system. There are some features for your reference.
1) with more than 150 well-trained workers, complete production system
2) with 19000 m2 occupation for factory, dormitory, office building etc.
3) with strict standard for products quality, prompt delivery, services
4) with professional R&D team for innovation and design
5) with green and safety concept in everybodies' mind
6) with unique technologies for more than 15 years history
Complete Prouction System
Burn-in Testing for Check
Punch machine Workshop
Testing Center for Check
Wave Soldering Process for PCB Circuit Board
5.FAQ
1). How do you prove that your products are with good quality?
Ans: Our products must be passed the strict IQC inspections, 100% online testing, under loading and burn-in testing
2). What is your pay terms?
Ans: You should pay 30% deposit once we make production for your samples,then pay left 70% before we send you samples.
3). Do you have some certificates of products?
Ans: Our products verified by CE, CQC, SON.
4). How about your services?
Ans: We are online from 7:30AM to 17:30PM in MON. -Sat.
5). How about your delivery?
Ans: We will send your samples after 7 days if we confirmed.
6. Culture of our company
♥Family member of sales team

♠Boss and sales team on Past Canton Fair


♥Good sales team of "Powerhero"




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