Product Details

Specifications

1.With battery interface
2.Strong protection function
3.High reliability, safety and credibility

48V30A Switching Mode Power Supply with battery interface

Model: AD4830D-C

Introduction:

The 48V series high frequency switching power supply / telecom switching power supply, which is a high efficient, high performance and high reliable communication power supply. switching power supply specially designed for all kinds of communication and electronic equipments such as electronic program-controlled exchanger, microwave equipment, optical fiber communication equipment, etc. switching power supply adopts the most advanced international PWM technique and stable & reliable circuit topological structure. The switching power supply has many good points, including small volume, light weight, high efficiency, wide working temperature range, strong capacity of resisting disturbance, strong electric fence adaptive faculty, fast dynamic response, high stability, low noise and ripple, strong protection function, etc.

The 48V series high frequency switching power supply / telecom switching power supply still should be applied to NC machine tool, data processing and other equipments; they also can be used as the charge/discharge equipment of storage battery and automatically implement the protection to the storage battery.

The AD4830-D-C with battery interface is with the following function: contral and manage the circuit when bettery charging, protect the circuit when discharging, and with power factor correction (PFC), N+1 combination of modules structure, which can be used in parallel.

Features:

With battery interface
With Intelligent fan
N+1 combination of modules structure
Wide range of input voltage, Continuously adjustable DC output voltage
High precision of voltage stabilizing, Low output noise ripple
Strong protection (Limiting protection of output power; Overcurrent and shortcircuit protection; Input overvoltage and low-voltage protection; Input overvoltage and low-voltage protection; Overtemperature protection)

Technique parameters:

Technical Index	Performance Parameter
Input Voltage Range	160V~280V 45Hz~63Hz
Input Rated Current	2.8 Aac
Power Factor	Input 220V, Output full load ≥0.98 PF
Output Voltage Range	40~58 Vdc
Output Current	30 Adc
Load Regulation	≤0.5%
Power Grid Regulation	≤0.2%
Phone Scale Noise Voltage	300~3400Hz ≤2 mV
Peak - peak Noise Voltage	≤100 mV
Wide Frequency Noise Voltage	3.4 ~ 150KHz ≤100 mV 0.15 ~ 30MHz ≤30 mV
Discrete Noise Voltage	3.4 ~ 150KHz ≤5 mV 150 ~ 200KHz ≤3 mV 250 ~ 500MHz ≤2 mV 0.5 ~ 30MHz ≤1 mV
Insulation Strength	Input — Shell(Ground) 1500 Vac Input — Output 1500 Vac Output — Shell(Ground) 500 Vac
Efficiency	≥85%
Dynamic Response	20% ~ 100% Load Step ≤200 us 170V ~ 265Vac Step to power grid≤200 us
Output Over-voltage Protection	60±1 Vdc
Output Current-limiting Protection	35 Adc
Input Low-voltage and Current-limiting Protection	≤165±10 Vac
Input Overload Protection	≤290±10 Vac
Overtemperature Protection	90±5°C
Battery Low Voltage Alarm	46 Vdc
Battery Low Voltage Alarm to Recover	49 Vdc
Battery Low Voltage Protection	42 Vdc
Battery Low Voltage Protection to Recover	48 Vdc
Working Temperature	-10~50°C
MTBF	100000 Hrs.
Weight	9 Kg
Dimension (W×H×D)	Rack-mounted (19'' 2U ): 483mm×88mm×325mm