功能和益处 Features and benefits
■有效降低IGBT输出的高dv/dt, 保护电机免受电压尖峰影响，延长电机寿命
Complete protection of the motor from dv/dt and overvoltages
■抑制变频器输出的电磁干扰，消除了电机的电磁噪音
Reduction of the acoustic noise of the motor
■提高系统可靠性和运行安全
Increase in the reliability and operational safety of the overall system
■降低电机涡流损耗
Reduction of the additional magnetic losses and eddy current losses in the motor
■延长传输距离最大至1000米
Extend motor length to 1000m max
技术规格 Technical specifications
工作电压(operating voltage)： 3Φ 400VAC 50/60HZ
额定电流(Rated current) ： 5A – 1500A
电动机频率(Motor Operating frequency)：0-75Hz
开关频率(Switching frequency) ：2-6KHZ
抗电强度(Dielectric strength)：3000VAC 10mA 60S;
防护等级(Protection degree)：IP00 / IP21(Optional)
绝缘等级(Insulation level)： F/ H(Optional)
温度范围(Temperature range)： -25℃ - +85℃
过载能力(Overload ability)：1.5 Ie 60S/hour
剩余纹波电压(Ripple voltage)：about 5％
额定电流时的压降(Voltage drop @ Rated current)： about 8％ @ 400VAC 50HZ
执行标准（design standards）： IEC61558-2-20
规格型号列表
型 号 400VAC | 功率 (KW) | 额定电流 (A) | 压降 V-drop |
NFS-41P5-VF | 1.5 | 5A | 8%-10% |
NFS-42P2-VF | 2.2 | 7A | 8%-10% |
NFS-43P7-VF | 3.7 | 10A | 8%-10% |
NFS-45P5-VF | 5.5 | 15A | 8%-10% |
NFS-47P5-VF | 7.5 | 20A | 8%-10% |
NFS-4011-VF | 11 | 30A | 8%-10% |
NFS-4015-VF | 15 | 40A | 8%-10% |
NFS-4018-VF | 18.5 | 50A | 8%-10% |
NFS-4022-VF | 22 | 60A | 8%-10% |
NFS-4030-VF | 30 | 80A | 8%-10% |
NFS-4037-VF | 37 | 90A | 8%-10% |
NFS-4045-VF | 45 | 120A | 8%-10% |
NFS-4055-VF | 55 | 150A | 8%-10% |
NFS-4075-VF | 75 | 200A | 8%-10% |
NFS-4090-VF | 90 | 220A | 8%-10% |
NFS-4110-VF | 110 | 250A | 8%-10% |
NFS-4132-VF | 132 | 300A | 8%-10% |
NFS-4160-VF | 160 | 330A | 8%-10% |
NFS-4185-VF | 185 | 400A | 8%-10% |
NFS-4220-VF | 220 | 490A | 8%-10% |
NFS-4250-VF | 250 | 530A | 8%-10% |
NFS-4280-VF | 280 | 600A | 8%-10% |
NFS-4315-VF | 315 | 660A | 8%-10% |
NFS-4355-VF | 355 | 800A | 8%-10% |
NFS-4450-VF | 450 | 1000A | 8%-10% |
NFS-4550-VF | 550 | 1200A | 8%-10% |
NFS-4630-VF | 630 | 1400A | 8%-10% |
按说明书如上图连接
