大功率绕线陶瓷底电位器RA40Y-25W,此款产品骨架材质为高频陶瓷,拍前请先质询,确定电阻值及是否需要分段方式,产品外观与图片保持一致,性能见下面参数:
★电特性Electrical Characteristics
▲标称阻值Nominal resistance
16Ω
▲阻值允许误差Resistance tolerance
±10%
▲绝缘电阻Insulation resistance
≥100mΩ(500Vdc)
★环境特性Environment Characteristics
▲额定功率 Rated power
25W
▲温度范围 Temperature range
-55°~350°
▲振动 Vibration
10~200HZ, 40m/S2, 3h
ΔR≤±3%R
▲温度循环 Thermal cycles
-55°, 30min,85°, 30min 循环3次
ΔR≤±3%R, R1≥500MΩ
▲受潮Moisture
40±2°,RH:95%-98% 48h
ΔR≤±3%R, R1≥100MΩ
▲负荷耐磨
R≤1KΩ, 5000 cycles R≥1KΩ, 1000 cycles
ΔR≤±5%R
▲冲击Collision
60~100次/min, 150m/S2, 4000次
电气接触良好,无机损
★物理特性Physical Characteristics
▲总机械行程Total mechanical travel
300°±10°旋转顺滑