智能滤波低压电力电容器

额定电压

Rated voltage

220V~480V 电压偏差：±20%   工作频率48.5~51.5(特殊电压可定制)

220V~480V voltage deviation: ±20%   Operating frequency 48.5-51.5 (special voltage can be customized)

测量精度

Measurement accuracy

电压≤0.5%（80%~120%额定电压范围内）功率因素±0.01电流≤1%（在5%~20%额定电流范围内）≤0.5%（在20%~120%额定电流范围内）功率≤1% 温度±1℃ 电流≤1% 温度≤±1℃ 功率因数≤±0.01

Voltage ≤ 0.5% (80%~120% rated voltage range) power factor (±0.01 current ≤ 1% (with 5%~20% rated current range) = 0.5% (with 20%~120% rated current range) power (≤ 1% temperatur (≤ 1%) current (≤ 1%) power factor (≤±0.01)

补偿参数

Compensation parameters

投切间隔10S(何调)   联机数量：每组不超过28台 保护误差电压≤0.5%，电流≤1%   温度±1℃ 时间±0.01S

Switching interval 10S (adjustable) on-line number: each group does not exceed 28 sets of protection error voltage (≤ 0.5%) current (≤ 1%) temperature (+1 C) time (+0.01S)

电容特性

Capacitance characteristics

容量偏差0~5% 连续过电流：1.3*ln 连续过电压：1.1*Un 机壳耐压：3000VAC/60s 极间耐压2.5Un/10s

Capacity deviation 0-5% Continuous overcurrent: 1.3*ln Continuous overvoltage: 1.1*Un Housing withstand voltage: 3000VAC/60s Inter-electrode withstand voltage 2.5Un/10s

可靠性能

Reliability performance

投切次数100万次以上，运行衰减率3年内≤3.5%

More than 1 million switching times, operation attenuation rate less than 3.5% within 3 years

使用条件

Conditions of use

户内用，电压总畸变率 <10%，工作环境温度-25℃~+55℃，湿度≤60%，海拔2000米以下(超过要求请致电说明)

For indoor use, the total voltage distortion rate is less than 10%, working environment temperature is -25℃~+55℃, humidity is less than 60%, attitude is less than 2000 meters (Please call for instructions if exceeding requirements)

依据标准

According to standard

GB/T 15576-2008 GB/T7251.8-2005

外形尺寸

Boundary dimension

395mm*150mm*450mm

安装尺寸

Installation size

410mm*110mm

联机数量

Number of connections

最大28台联机

Maximum 28 online