成½½盛科技有限公司
3266P 型玻璃釉预调电½器技术承认书
电气特性 Electrical Characteristcs
标称阻值范围(Range of normal resistance)
:50
Ω—2MΩ
阻值允许偏差(Resistance tolerance)
:±10%
终端电阻(Termial resistance)
:≤5%R 或 5Ω
接触电阻变化(Contact resistance variation):CRV≤5%或 5Ω
耐电压(Winthstand Voltage):640Vac
绝缘电阻(Insulation resistance):Ri≥1G(100Vdc)
有效电行程(Effective electrical travel):12±2 圈(cycles)
环境特性 Environment Characteristics
额定功率(Rated Power)(200V max):0.25W 70
℃,0W 125℃
温度范围(Temperature range):-55℃—+125℃
温度系数(TCR):±100ppm/℃
温度变化(Temperature variation):ΔR≤±5%R,Δ(Uab/Uac)≤±5%
振动(Vibration):10-500Hz,0.75mm,6h
碰撞(Collision):390m/S ,4000 次
ΔR≤±5%R
2
气候顺序(Climate category):ΔR≤±10%R,R1≥100MΩ
70
℃电气耐久性(Electrical endurance at 70℃):0.25W,1000h ΔR≤±10%R
恒定湿热(Steady damp-heat):IEC68-2-3,Ca,96h ΔR≤±10%R,R1≥100MΩ
物理特性 Physical Characteristics
总机械行程(Total Mechanical Travel): 12±2
圈(12±2 turns)