额定负荷 Rated Load DC30V 0.3A 接触电阻Contact Resistance ≤20mΩ 耐压 Withstand Voltage 500V AV/min 绝缘电阻Insulation Resistance ≥100mΩ 温度范围 Temperature -20-70℃ 电器寿命 Life ≥1万次 动作力Operation Force 3~6N 行程 Travel 0.3士0.1mm