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Intelligent Filter Low Voltage Power Capacitor
HR series intelligent filtering low-voltage power capacitors are based on low-voltage power capacitors, high-performance reactors, high-reliability switching switches, and control systems. They use new technologies such as microelectronics hardware and software technology, micro-sensor technology, micro-network technology, and electrical manufacturing technology to make them intelligent, realize low-voltage reactive power compensation functions, and work reliably, so that they can achieve zero switching, protection, measurement, signal, online and other functions. It is a major breakthrough in low-voltage reactive power automatic compensation and filtering technology. It is mainly used for reactive power compensation in places where harmonics are very serious. It can operate reliably, will not produce resonance, has no amplification effect on harmonics, and has the function of absorbing and eliminating harmonics to a certain extent. Among them, products with 7% series reactors are used in electrical environments with main harmonics of 5th, 7th and above, and products with 14% series reactors are used in electrical environments with main harmonics of 3rd and above.
技术参数/Technical parameter
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 |