Product Description

Features: 1. System total capacity up to 16.2KW output. Suitable for outdoor application with various protection measures 2. Wide AC input range 90V to 300V. PFC technique features high efficiency, energysaving and up to 0.99 power factor. 3. Intelligent fan-cooling technique enables good cooling performance, low failure rate and high reliability. 4. Fast on-line expansion of rectifier modules enabled by hot-swap. N+1 rectifier module redundancy 5. Batteries monitoring and management enables backup batteries well maintained 6. RS232 communication interface Introduction: DUMB-48/30H&50H wall-mounted power system is compact and intelligent power system containing up to 6 nos. DZY (30H&50H) series rectifiers, controller, LVD, AC&DC distribution units, with special protection measures ensure the system operating in weak power grid environment well, to satisfy limited room applications. Applications: Fiber optic network Access network Transmission equipment Mobile communication Satellite communication ground station 2G, 3G base station Technical Specifications: AC Input: Voltage: 1 phase three wire 90 ~ 300VAC; Frequency: 45 ~ 55Hz; Power Factor: >0.99 Efficiency: >92%, Rated; Protection: Soft start; Surge protection; Input/Output circuit breaker; Short circuit proof; Temperature sensor to shut down the system if overheats; DC Output: Voltage: -48V(nominal); Voltage Range: -42V ~ -58V; Voltage regulation: < =0.6% and < =(-0.6%) Current sharing: < =3% and < =(-3%) Output current: Up to 300A with 6 nos. DZY (30H&50H) series rectifiers; Peak-peak: < =200mV Psophometric noise: < =2.0mV Audible noise: < =55dB AC Distribution Options: AC input: 1*63A/3P MCB 1*Class C SPD/1P 40K AC output: 1*10A/2P MCB DC Distribution Options: DC Output: 8*(63-100A)/1P MCBs 10*(16-63A)/1P MCBs Batteries: 1*160A MCB 2*200A normal-close DC connector Monitoring: Controller module: DKD31 LCD display panel 4 buttons Battery management: Temp. Compensation Battery disconnect Alarm functions: Load fuse alarm Rectifier fail Battery connection LVD operated Low output voltage High output voltage Fan fail Battery capacity Temperature alarm Relay: 8 relays output Environmental: Operating temp.: -5 to +55° C Storage temp.: -40 to +70° C Relative humidity: < 90%, no condensing Altitude: < =3000m Mechanical: Dimensions: 500W*800H*300D mm