48V / 90A rectifier system (3U rack) 

System model: SPS90-48

System capacity: 48V/90A (5400W)

System input voltage: 90~300VAC, 1phase/3wire 

System output voltage: 48VDC

System sizes: 482*330*132mm 

Rectifier module:  90-300VAC single phase input, 48VDC output, 30A/1800W, efficiency: 92% (or 95% , 96% optional), hot-swap

Controller module: LAN, RS232/RS485, Dry contact, LCD，battery management, alarm; hot-swap

AC input: 1pcs*50A/2P, 1phase/3wire, Class C SPD

DC distribution: 5*6-63A/1p load; DC SPD.

　　　　　　　　　　(customizable)

Battery breaker: 1*100A/1p  

Rectifier module qty: 3pcs

Function Features 

(1)19" 3U, sub-rack, easy to be embedded into all standard kinds of telecom equipment.

(2)Upper wire connection.

(3)PFC technique features the system high efficiency, energy-saving and up to 0.99 power factor.

(4)Intelligent fan-cooling technique brings good cooling performance, low failure rate and high  reliability.

(5)Fast on-line expansion of rectifier modules enabled by hot-swap.

(6)N+1 rectifier module redundancy.

Research and development

Powtech is one of leading manfuacturer of AC/DC switching power supply (recitfier system), DC/AC power inverter, AC/AC UPS (Uninterrupted Power Supply) in China. Since our establishment in 1994, we are dedicated to serve our partner with whole solution of power system, professional technical solution , quality product, FAT test, factory product training, on-site training and many value-added services. we also cooperate with many famous power supply companies by OED/ODM, and now our products have been sold world widely, including Europe, South America, Africa, Middle East, Asia .

Workshop&Inspection

After more than 20 years' development, we are certified by ISO, SGS, FCC, CE, RoHS, and by customer-appointed lab test authorities etc. With the belief that there is no customer too big or too small, every customer deserves better service. POWTECH people anticipate growing and prospering with you, embarking on a way of success.

Our customers