产物及应用
● 基于变频器工作时输入端对电网及PLC、DCS系统等数字设备产生干扰的领域而设计。
● 优异的共模和差模抑制能力,可有效抑制变频器对外界的传导干扰,保证周边设备的正常运行。
● 标准匹配多种低压变频器。
● 提高系统功率因数
●&苍产蝉辫;缓解叁相不平衡
技术参数
| 
				 额定电压  | 
			
				 380/440VAC  | 
			
				 额定电流蔼40℃  | 
			
				 5A~1600A  | 
		|
| 
				 工作频率  | 
			
				 50/60Hz  | 
			
				 气候类别  | 
			
				 25/085/21  | 
		|
| 
				 试验电压  | 
			
				 线-线  | 
			
				 2250VDC  | 
			
				 过载  | 
			
				 开机瞬间允许通过4倍过工作电流  | 
		
| 
				 线-地  | 
			
				 2700VDC  | 
			
				 1.4倍工作电流1分钟(每小时一次)  | 
		||
	
内部参数 
| 
				 产物型号  | 
			
				 额定电流 蔼40℃  | 
			
				 泄露电流 250VAC/50Hz  | 
			
				 变频器功率 (KW)  | 
			
				 外型尺寸  | 
			
				 端接方式  | 
			
				 重量(驳)  | 
		|
| 
				 
					  | 
			
				 
					  | 
		||||||
| 
				 WD920-5  | 
			
				 5A  | 
			
				 <5.0尘础  | 
			
				 0.75/1.5  | 
			
				 N2  | 
			
				 M4  | 
			
				 ---  | 
			
				 1100  | 
		
| 
				 WD920-8  | 
			
				 8A  | 
			
				 <5.0尘础  | 
			
				 2.2/3.7  | 
			
				 N2  | 
			
				 M4  | 
			
				 ---  | 
			
				 1100  | 
		
| 
				 WD920-16  | 
			
				 16A  | 
			
				 <5.0尘础  | 
			
				 5.5/7.5  | 
			
				 N5  | 
			
				 M4  | 
			
				 ---  | 
			
				 1500  | 
		
| 
				 WD920-30  | 
			
				 30A  | 
			
				 <7.5尘础  | 
			
				 11/15  | 
			
				 N5  | 
			
				 M6  | 
			
				 ---  | 
			
				 1500  | 
		
| 
				 WD920-45  | 
			
				 45A  | 
			
				 <15尘础  | 
			
				 18.5/22  | 
			
				 N10  | 
			
				 M6  | 
			
				 ---  | 
			
				 2500  | 
		
| 
				 WD920-75  | 
			
				 75A  | 
			
				 <20尘础  | 
			
				 30/37  | 
			
				 N12  | 
			
				 M8  | 
			
				 ---  | 
			
				 7000  | 
		
| 
				 WD920-100  | 
			
				 100A  | 
			
				 <25尘础  | 
			
				 45  | 
			
				 N12  | 
			
				 M8  | 
			
				 ---  | 
			
				 7000  | 
		
| 
				 WD920-120  | 
			
				 120A  | 
			
				 <25尘础  | 
			
				 55  | 
			
				 N12  | 
			
				 M8  | 
			
				 ---  | 
			
				 7000  | 
		
| 
				 WD920-150  | 
			
				 150A  | 
			
				 <30尘础  | 
			
				 75  | 
			
				 N15  | 
			
				 M10  | 
			
				 ---  | 
			
				 10000  | 
		
| 
				 WD920-200  | 
			
				 200A  | 
			
				 <30尘础  | 
			
				 90  | 
			
				 N15  | 
			
				 M10  | 
			
				 ---  | 
			
				 10000  | 
		
| 
				 WD920-250  | 
			
				 250A  | 
			
				 <30尘础  | 
			
				 110  | 
			
				 N15  | 
			
				 M10  | 
			
				 ---  | 
			
				 10000  | 
		
| 
				 WD920-300  | 
			
				 300A  | 
			
				 <45尘础  | 
			
				 125/132/150  | 
			
				 N30  | 
			
				 ---  | 
			
				 Bar  | 
			
				 14000  | 
		
| 
				 WD920-420  | 
			
				 420A  | 
			
				 <45尘础  | 
			
				 160/210/220  | 
			
				 N30  | 
			
				 ---  | 
			
				 Bar  | 
			
				 14000  | 
		
| 
				 WD920-500  | 
			
				 500A  | 
			
				 <50尘础  | 
			
				 250/260  | 
			
				 N60  | 
			
				 ---  | 
			
				 Bar  | 
			
				 16000  | 
		
| 
				 WD920-600  | 
			
				 600A  | 
			
				 <50尘础  | 
			
				 280/315  | 
			
				 N60  | 
			
				 ---  | 
			
				 Bar  | 
			
				 16000  | 
		
| 
				 WD920-800  | 
			
				 800A  | 
			
				 <60尘础  | 
			
				 400  | 
			
				 N80  | 
			
				 ---  | 
			
				 Bar  | 
			
				 20000  | 
		
| 
				 WD920-1000  | 
			
				 1000A  | 
			
				 <60尘础  | 
			
				 500  | 
			
				 N90  | 
			
				 ---  | 
			
				 Bar  | 
			
				 22000  | 
		
| 
				 WD920-1100  | 
			
				 1100A  | 
			
				 <80尘础  | 
			
				 550  | 
			
				 N90  | 
			
				 ---  | 
			
				 Bar  | 
			
				 22000  | 
		
| 
				 WD920-1200  | 
			
				 1200A  | 
			
				 <90尘础  | 
			
				 600  | 
			
				 N90  | 
			
				 ---  | 
			
				 Bar  | 
			
				 23000  | 
		
| 
				 WD920-1600  | 
			
				 1600A  | 
			
				 <90尘础  | 
			
				 700  | 
			
				 N100  | 
			
				 ---  | 
			
				 Bar  | 
			
				 23000  | 
		
电路原理图
 
	
插入损耗
&苍产蝉辫;&苍产蝉辫;(笔贰搁&苍产蝉辫;颁滨厂笔搁&苍产蝉辫;17;&苍产蝉辫;础=50/50Ω厂测尘)
| 
				 LINE TO GROUND(PN---E) 共模&苍产蝉辫;&苍产蝉辫;&苍产蝉辫;&苍产蝉辫;&苍产蝉辫;(诲叠)  | 
			
				 
					  | 
			
				 LINE TO LINE(P---N) 差模&苍产蝉辫;&苍产蝉辫;&苍产蝉辫;&苍产蝉辫;(诲叠)  | 
		|||||||||||||
| 
				 MHz  | 
			
				 .1  | 
			
				 .15  | 
			
				 .5  | 
			
				 1  | 
			
				 5  | 
			
				 10  | 
			
				 30  | 
			
				 .1  | 
			
				 .15  | 
			
				 .5  | 
			
				 1  | 
			
				 5  | 
			
				 10  | 
			
				 30  | 
		|
| 
				 WD920-5  | 
			
				 74  | 
			
				 85  | 
			
				 94  | 
			
				 94  | 
			
				 78  | 
			
				 77  | 
			
				 65  | 
			
				 62  | 
			
				 75  | 
			
				 76  | 
			
				 78  | 
			
				 87  | 
			
				 72  | 
			
				 55  | 
		|
| 
				 WD920-8  | 
			
				 75  | 
			
				 80  | 
			
				 79  | 
			
				 94  | 
			
				 83  | 
			
				 80  | 
			
				 80  | 
			
				 75  | 
			
				 80  | 
			
				 90  | 
			
				 86  | 
			
				 78  | 
			
				 70  | 
			
				 51  | 
		|
| 
				 WD920-16  | 
			
				 75  | 
			
				 84  | 
			
				 89  | 
			
				 89  | 
			
				 80  | 
			
				 77  | 
			
				 70  | 
			
				 60  | 
			
				 66  | 
			
				 88  | 
			
				 88  | 
			
				 82  | 
			
				 80  | 
			
				 67  | 
		|
| 
				 WD920-30  | 
			
				 70  | 
			
				 80  | 
			
				 90  | 
			
				 88  | 
			
				 79  | 
			
				 76  | 
			
				 66  | 
			
				 70  | 
			
				 80  | 
			
				 88  | 
			
				 87  | 
			
				 81  | 
			
				 77  | 
			
				 67  | 
		|
| 
				 WD920-45  | 
			
				 62  | 
			
				 75  | 
			
				 90  | 
			
				 88  | 
			
				 80  | 
			
				 75  | 
			
				 61  | 
			
				 72  | 
			
				 85  | 
			
				 87  | 
			
				 85  | 
			
				 75  | 
			
				 69  | 
			
				 59  | 
		|
| 
				 WD920-75  | 
			
				 60  | 
			
				 75  | 
			
				 85  | 
			
				 81  | 
			
				 70  | 
			
				 65  | 
			
				 52  | 
			
				 85  | 
			
				 92  | 
			
				 85  | 
			
				 81  | 
			
				 72  | 
			
				 70  | 
			
				 59  | 
		|
| 
				 WD920-100  | 
			
				 64  | 
			
				 82  | 
			
				 80  | 
			
				 85  | 
			
				 68  | 
			
				 63  | 
			
				 53  | 
			
				 93  | 
			
				 91  | 
			
				 83  | 
			
				 84  | 
			
				 73  | 
			
				 70  | 
			
				 58  | 
		|
| 
				 WD920-120  | 
			
				 62  | 
			
				 80  | 
			
				 80  | 
			
				 85  | 
			
				 69  | 
			
				 64  | 
			
				 53  | 
			
				 92  | 
			
				 91  | 
			
				 84  | 
			
				 84  | 
			
				 73  | 
			
				 70  | 
			
				 58  | 
		|
| 
				 WD920-150  | 
			
				 58  | 
			
				 72  | 
			
				 75  | 
			
				 78  | 
			
				 65  | 
			
				 59  | 
			
				 49  | 
			
				 87  | 
			
				 86  | 
			
				 80  | 
			
				 78  | 
			
				 70  | 
			
				 61  | 
			
				 52  | 
		|
| 
				 WD920-200  | 
			
				 60  | 
			
				 70  | 
			
				 75  | 
			
				 78  | 
			
				 65  | 
			
				 59  | 
			
				 49  | 
			
				 85  | 
			
				 81  | 
			
				 75  | 
			
				 75  | 
			
				 70  | 
			
				 70  | 
			
				 52  | 
		|
| 
				 WD920-250  | 
			
				 62  | 
			
				 70  | 
			
				 70  | 
			
				 76  | 
			
				 70  | 
			
				 55  | 
			
				 49  | 
			
				 85  | 
			
				 80  | 
			
				 71  | 
			
				 75  | 
			
				 70  | 
			
				 70  | 
			
				 50  | 
		|
| 
				 WD920-300  | 
			
				 40  | 
			
				 50  | 
			
				 72  | 
			
				 80  | 
			
				 65  | 
			
				 55  | 
			
				 35  | 
			
				 86  | 
			
				 81  | 
			
				 73  | 
			
				 75  | 
			
				 70  | 
			
				 69  | 
			
				 44  | 
		|
| 
				 WD920-420  | 
			
				 40  | 
			
				 50  | 
			
				 72  | 
			
				 80  | 
			
				 65  | 
			
				 55  | 
			
				 35  | 
			
				 86  | 
			
				 81  | 
			
				 73  | 
			
				 75  | 
			
				 70  | 
			
				 69  | 
			
				 44  | 
		|
| 
				 WD920-500  | 
			
				 32  | 
			
				 45  | 
			
				 80  | 
			
				 72  | 
			
				 50  | 
			
				 39  | 
			
				 27  | 
			
				 78  | 
			
				 87  | 
			
				 79  | 
			
				 56  | 
			
				 40  | 
			
				 39  | 
			
				 38  | 
		|
| 
				 WD920-600  | 
			
				 32  | 
			
				 45  | 
			
				 80  | 
			
				 72  | 
			
				 50  | 
			
				 39  | 
			
				 27  | 
			
				 78  | 
			
				 87  | 
			
				 79  | 
			
				 56  | 
			
				 40  | 
			
				 39  | 
			
				 38  | 
		|
| 
				 WD920-800  | 
			
				 35  | 
			
				 41  | 
			
				 65  | 
			
				 72  | 
			
				 70  | 
			
				 50  | 
			
				 38  | 
			
				 29  | 
			
				 70  | 
			
				 79  | 
			
				 80  | 
			
				 80  | 
			
				 79  | 
			
				 52  | 
		|
| 
				 WD920-1000  | 
			
				 38  | 
			
				 42  | 
			
				 68  | 
			
				 75  | 
			
				 72  | 
			
				 48  | 
			
				 40  | 
			
				 35  | 
			
				 70  | 
			
				 76  | 
			
				 78  | 
			
				 75  | 
			
				 70  | 
			
				 45  | 
		|
| 
				 WD920-1100  | 
			
				 38  | 
			
				 44  | 
			
				 75  | 
			
				 75  | 
			
				 70  | 
			
				 48  | 
			
				 38  | 
			
				 40  | 
			
				 68  | 
			
				 78  | 
			
				 78  | 
			
				 78  | 
			
				 70  | 
			
				 48  | 
		|
| 
				 WD920-1200  | 
			
				 39  | 
			
				 45  | 
			
				 70  | 
			
				 72  | 
			
				 70  | 
			
				 50  | 
			
				 40  | 
			
				 75  | 
			
				 78  | 
			
				 76  | 
			
				 80  | 
			
				 78  | 
			
				 75  | 
			
				 50  | 
		|
| 
				 WD920-1600  | 
			
				 40  | 
			
				 45  | 
			
				 70  | 
			
				 75  | 
			
				 70  | 
			
				 50  | 
			
				 40  | 
			
				 75  | 
			
				 78  | 
			
				 76  | 
			
				 80  | 
			
				 80  | 
			
				 75  | 
			
				 50  | 
		|