產品及應用
● 基于變頻器工作時輸入端對電網及PLC、DCS系統等數字設備產生干擾的領域而設計。
● 優異的共模和差模抑制能力，可有效抑制變頻器對外界的傳導干擾，保證周邊設備的正常運行。
● 標準匹配多種低壓變頻器。
● 提高系統功率因數
● 緩解三相不平衡
技術參數
|
額定電壓 |
380/440VAC |
額定電流@40℃ |
5A~1600A |
|
|
工作頻率 |
50/60Hz |
氣候類別 |
25/085/21 |
|
|
試驗電壓 |
線-線 |
2250VDC |
過載 |
開機瞬間允許通過4倍過工作電流 |
|
線-地 |
2700VDC |
1.4倍工作電流1分鐘（每小時一次） |
||
內部參數
|
產品型號 |
額定電流 @40℃ |
泄露電流 250VAC/50Hz |
變頻器功率 (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 |
電路原理圖
插入損耗
(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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