大功率繞線陶瓷底電位器RA40Y-25W，此款產(chǎn)品骨架材質(zhì)為高頻陶瓷，拍前請(qǐng)先質(zhì)詢，確定電阻值及是否需要分段方式，產(chǎn)品外觀與圖片保持一致，性能見下面參數(shù)：

★電特性Electrical Characteristics

▲標(biāo)稱阻值Nominal resistance

16Ω

▲阻值允許誤差Resistance tolerance

±10%

▲絕緣電阻Insulation resistance

≥100mΩ(500Vdc)

★環(huán)境特性Environment Characteristics

▲額定功率 Rated power

25W 

▲溫度范圍 Temperature range

-55°～350°

▲振動(dòng) Vibration

10～200HZ, 40m/S2, 3h

ΔR≤±3%R

▲溫度循環(huán) Thermal cycles

-55°， 30min,85°， 30min 循環(huán)3次

ΔR≤±3%R, R1≥500MΩ

▲受潮Moisture

40±2°，RH:95%-98% 48h

ΔR≤±3%R, R1≥100MΩ

▲負(fù)荷耐磨

R≤1KΩ, 5000 cycles R≥1KΩ, 1000 cycles

ΔR≤±5%R

▲沖擊Collision

60～100次/min, 150m/S2, 4000次

電氣接觸良好，無機(jī)損

★物理特性Physical Characteristics

▲總機(jī)械行程Total mechanical travel

300°±10°旋轉(zhuǎn)順滑