上海稳达电讯设备厂
产品及应用●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
产品及应用
● 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
● 缓解三相不平衡
技术参数
额定电压 | 380/440VAC | 额定电流@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
产品型号 | 额定电流 @40℃ | 泄露电流 250VAC/50Hz | 变频器功率 (KW) | 外型尺寸 | 端接方式 | 重量(g) | |
| | ||||||
WD920-5 | 5A | <5.0mA | 0.75/1.5 | N2 | M4 | --- | 1100 |
WD920-8 | 8A | <5.0mA | 2.2/3.7 | N2 | M4 | --- | 1100 |
WD920-16 | 16A | <5.0mA | 5.5/7.5 | N5 | M4 | --- | 1500 |
WD920-30 | 30A | <7.5mA | 11/15 | N5 | M6 | --- | 1500 |
WD920-45 | 45A | <15mA | 18.5/22 | N10 | M6 | --- | 2500 |
WD920-75 | 75A | <20mA | 30/37 | N12 | M8 | --- | 7000 |
WD920-100 | 100A | <25mA | 45 | N12 | M8 | --- | 7000 |
WD920-120 | 120A | <25mA | 55 | N12 | M8 | --- | 7000 |
WD920-150 | 150A | <30mA | 75 | N15 | M10 | --- | 10000 |
WD920-200 | 200A | <30mA | 90 | N15 | M10 | --- | 10000 |
WD920-250 | 250A | <30mA | 110 | N15 | M10 | --- | 10000 |
WD920-300 | 300A | <45mA | 125/132/150 | N30 | --- | Bar | 14000 |
WD920-420 | 420A | <45mA | 160/210/220 | N30 | --- | Bar | 14000 |
WD920-500 | 500A | <50mA | 250/260 | N60 | --- | Bar | 16000 |
WD920-600 | 600A | <50mA | 280/315 | N60 | --- | Bar | 16000 |
WD920-800 | 800A | <60mA | 400 | N80 | --- | Bar | 20000 |
WD920-1000 | 1000A | <60mA | 500 | N90 | --- | Bar | 22000 |
WD920-1100 | 1100A | <80mA | 550 | N90 | --- | Bar | 22000 |
WD920-1200 | 1200A | <90mA | 600 | N90 | --- | Bar | 23000 |
WD920-1600 | 1600A | <90mA | 700 | N100 | --- | Bar | 23000 |
电路原理图
插入损耗
(PER CISPR 17; A=50/50ΩSym)
LINE TO GROUND(PN---E) 共模 (dB) | | LINE TO LINE(P---N) 差模 (dB) | |||||||||||||
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 |
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