SJD-50TC高压直流接触器

SJD-50TC直流接触器(陶瓷直流接触器)主要用于电动汽车 / 直流充电桩 作切换电流作用;

型号 :【直流接触器】SJD-50TC
品牌 : 【苏继电气】
产品说明
产品型号及含义 Ordering Code



本继电器典型应用:
This relay typical application:
◆主要用于电动汽车 / 直流充电桩 作切换电流作用;
Mainly used for electric vehicle /DCcharging pilefor switching current.
备注:客户需要其它额定电压,可特殊定货。
Remarks: Customers need other rated voltage canbe customized.
产品特点
●小型轻量:内部采用高可靠的密封技术并充有电弧冷却能力较高的氢气,从而可在短时间内实现高压直流的切断。
Small and lightweight:Internally adopt reliable sealing technology and filled with hydrogen which arc colling ability is high. It can cut off high voltage DC in a short time.
●高度的接触可靠性:由于触点部份密封在氢气中,因此不会发生氧化,同时还实现了触点部份防尘、防水性。
High contact reliability:Due to the contact sealed in the hydrogen therefore it will be not oxidized also achieving the contact of the dustproof and waterproof.
●安全可靠:采用专业的防爆结构设计,从而实现高度的安全性,采用磁吹灭弧有助于快速切断直流负载。
Safety and reliable:Use the professional explosion-proof structure designto achieve a high degree of securityadopt magnetic quenching helps to cut-off the DC load quickly.
●产品用途:直流充电桩、电动汽车、混合动力汽车、电池充放电系统、光伏发电系统等直流高压用途。
Application:DC charging pile electric vehicles hybrid vehicles battery charging and discharging systemPhotovoltaic power generation system such as dc high voltage application.
应用及安装

 
技术参数
线圈参数 Coil Data
驱动参数 Driving parameters
额定线圈电压Nominal coil voltag 吸合电压 Opreat voltage 释放电压 Release voltage 线圈功耗 Coil power consumption
12VDC ≤9VDC ≥1VDC 3.0W
24VDC ≤18VDC ≥2VDC
触点参数 Contact Data
触点负载 (FLA)Contact load 50A/750VDC
触点形式 Contact form 1H
接触压降 Voltage drop across contacts  25mV Max @50A
极限通电电流 Limited of curren 200A 10 秒
最大切换电流 Max switching curren 500A,750VDC(1 次)
最大切换电压 Max switching voltage 900VDC
最大转换功率 Max switching power 375KW
电气耐久性Electric endurance 50A/450VDC-75000 次(阻性负载 Resistive load)
50A/750VDC-20000 次(阻性负载 Resistive load)
机械寿命 Mechanical enduranc 2×105
辅助开关
性能参数 Performance Parameters
绝缘电阻 Insulation resistance 1000MΩ(1000VDC)
介质耐压
dielectric strength
触点与线圈
Coil to contact
4000VAC 1 min
断开触点间
Across open contact
3000VAC 1 min
闭合时间 Operate time ≤ 30ms
断开时间 Release time ≤ 10ms
冲击稳定性 Shock resistance functional 196m/s2(20G以上)20G above
冲击强度 Shock resistance destructive 490m/s2(50G以上)50G above
环境温度 Ambient Temperature -40 ~ 85℃
湿度 Humidity 5 ~ 85%RH
抗振 Virbration resistance 10-200HZ,49m/s 2
引出端方式 Terminal M4 内螺纹 Internal thread
单位重量 Unit weight 160g
封装形式 Package 陶瓷封装 Ceramics encapsulation


外形尺寸
SJD-50TC高压直流接触器尺寸