Description
DZY48/30H is a digitalized rectifier module with outstanding reliability .DZY series and Smartpower series rectifier module and the power system is a big family of -48V DC power system which could cover global demand for telecom applications with wide operating temperature and wide input voltage range .

Applications
Wireless communication 
Broadband and network access 
Satellite communication ground station 
3G/4G/5G base station
Telecom roadside cabinets

Key features
High efficiency and highest power density
Typical 93% efficiency and 4.0W/in3 power density.
Digitalized control
Digitalized primary and secondary controls could realize excellent monitoring and regulation.
High reliability design
One fan front-to-back air flow with latest thermal solution and experienced electric synthetize ensure suitable working environment and high reliability .
Disconnect mains when hazardous input
It will disconnect mains to protect itself when it can not sustain the input voltage 
Excellent EMC performance
Lower interference and excellent susceptibility give module better reliability.
Global approvals
CE marked ,certified for worldwide application 

Specification

Input voltage: 85~300VAC (Norminal 220V/240V AC)

Output voltage: 43~58VDC (Nominal 48VDC)

Frequency: 50Hz~60Hz

Power: 1740W

Maximum current: 31.7A at 48VDC

Static voltage regulation: <0.6%

Ripple: <200mV peak to peak

Psophometric: <2mv

Current sharing: <5%

Hold up time: >10ms

Startup time: 3~8S

Efficiency: 93%