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 |