NanJing QuanNing Electric Co., Ltd.
QNE500A High Voltage DC Contactor(Auxiliary contact)
QNE500A High Voltage Dc Contactor is used for auxiliary electrical switching control of electric vehicle, precharge control, electric vehicle, fast charging pile, battery switching and high voltage DC voltage switching control of electric motorcycle, circuit protection and safety control, etc.
500A+ charging capacity, can rupture 2000A current at 320VDC; Small size, light weight. Auxiliary contact 30VDC/0.5A；
The switch part and the driving part are inflated and sealed to cut off the high-capacity load.
Fully sealed structure, high safety; Non-oxidation coils and contacts can be used in explosive or harmful environments, even for a long time;
Product standard：IEC60947-4，GB14048.4
Certification: CE
| 产品型号 (见型号说明) | QNE500A-G1-24-10 |
| 主触点 contact | 额定绝缘电压 Rated Insulation Voltage Ui(V) | 1200 |
| 额定工作电压 rating voltage Ue(V DC) | ≤900 |
| 约定发热电流 Conventional thermal current Ith(A) | 500 |
| 额定工作电流 Rated operating current Ie(DC-1 A) | 500 |
| 接触电阻resistance | ≤2mΩ (12VDC/10A) |
| 最大切换电压 MAX Voltage switching | 1200VDC |
| 最大切换电流 MAX Current switching | 2000A/320V |
| 过载切断Overload cut-off | 320VDC 下 2000A，1 次 320VDC 2000A Once |
| 触点形式contact form | 4000A/500 次 |
| 辅助触点 Auxiliary contact | 辅助触点电流最大值 Auxiliary contact MAX Current | 一组桥式常开 Bridge 1NO |
| 辅助触点电流最小值 Auxiliary contact MIX Current | 30VDC 2A,125VAC 3A,250VAC 0.5A |
| 触点形式 contact form | 8V 100mA |
●性能参数：
| 绝缘电阻Insulation resistance | ≥100MΩ/500VDC |
| 介质耐压Initial Dielectric Strength | 线圈与触点间Between Contacts and Coil | 2500VAC/min |
| 断开触点间Between The Open Contacts |
| 电气寿命 (阻性负载) Electrical endurance(Resistive load) | 1×104 次 (320V，500A) |
| 机械寿命Mechanical endurance | 20×104 次 |
| 动作时间active time | ≤20ms (包括触点弹跳时间) |
| 释放时间Release Time | ≤12ms |
| 冲击Impulse | 11ms，1/2 正弦波sine，峰值peak value，196 m/s2 |
| 振动Vibration | 正弦波sine，10~2000Hz，峰值peak value196m/s2 |
| 使用环境温度Ambient Temperature | -40~85℃ |
| 使用环境湿度Ambient Humidity | 5%~85%RH |
| 端子形式Wiring Terminal form | 螺纹连接型Thread connection type |
| 封装形式Encapsulation form | 充气密封型Inflatable seal type |
| 重量Weight | 约 500g |
●线圈工作电压 (适用于整个温度范围) ：
| 标准电压Standard voltage | DC12V | DC24V | DC48V |
| 工作电压working voltage | 9.6~13.2VDC | 19.2~26.4VDC | 38.4~52.8VDC |
| 最大电压MAX voltage | 15VDC | 30VDC | 60VDC |
| 最小吸合电压MIN pull voltage | 9.6VDC | 19.2VDC | 38.4VDC |
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