4.DCDC540-13.8-3.3K-F_Electric Vehicle Mounted DC/DC_Products_Shenzhen Kingsource Technology Co., Ltd.

DCDC540-13.8-3.3K-F

Standalone DC-DC Power Supplies

Product Overview

The stand-alone power supply has ultra-small size, powerful function and excellent performance, the output has constant current, constant voltage and stepless voltage and current regulation function; it has multiple protections such as over-temperature automatic derating, over-current, short-circuit and so on, and it has monitoring and self-diagnostic function for each parameter such as input and output status.

Model: DCDC540-13.8-3.3K-F

Input DC Voltage: 300-750V

Output DC voltage: 13.8V(12-14V)

Product size: L363.8mm*W232mm*H121mm (±0.5mm)

Package size: L485mm*W310mm*H210mm

Power: 3.3KW

Net weight: <14kg

Colour: chassis natural colour (no colour adjustment)

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Application field

This power supply is mainly used in electric buses, city trolley buses, trams, subways and light railways as a DC power supply. This converter is a high performance switching power supply which can power lights, wipers and horns as well as on-board DC air conditioning. It can be widely used in pure electric vehicles as well as hybrid vehicles. High reliability, high efficiency, small size and light weight are the features of this converter.

Product details

电气特性

1、输入特性
序号	项目	技术要求	单位	备注
1.1	额定输入电压	500~600	Vdc	针对540Vdc电池
1.1	输入电压范围	300~750	Vdc	针对540Vdc电池
1.2	静态电池漏电流	≤10	mA	关机状态下电池漏电流
1.3	使能控制电压	9~32	Vdc	可无使能
2、输出特性
2.1	额定输出电压	13.8	Vdc	额定输入、输出半载
2.2	整定输出电压	13.8±0.3	Vdc	额定输入、输出半载
2.3	输出电流及功率	额定220A，峰值240A	A	额定3kW，峰值3.3kW
2.4	整机效率	≥94	%	额定输入半载
2.5	输出纹波及噪声	≤300	mVp-p	在额定输入电压和负载范围内进行，且测试时在输出端并0.1mF瓷片或金膜电容和10mF电解电容各一个，示波器带宽为20MHz
2.6	开机启动时间	≤3~4	S
2.7	稳压精度	≤±1	%
2.8	控制方式	硬线高低使能/CAN使能		可根据客户需求定制开发
3、保护特性
3.1	输入过压保护	755-765	Vdc
3.2	输入过压恢复	750-760	Vdc
3.3	输入欠压保护	280-290	Vdc
3.4	输入欠压恢复	290-300	Vdc
3.5	输入反接保护	有	/
3.6	输出过压保护	15-17	Vdc	关机打嗝
3.7	输出欠压保护	10-11	Vdc	关机打嗝
3.8	过流保护	有	/
3.9	过温保护	100℃	－	模块内部温度
3.10	输出短路保护	有	/	关机保护，当故障移除时可自恢复
3.11	输出反接保护	有	/	在静态条件下当电池接反时，模块保护，当故障移除可自恢复（仅电池负载）
3.12	风扇故障保护	有	/	在风扇故障时模块自动降额运行，直至模块过温保护关闭输出（仅风冷模块）