Chinese Professional Ac Filter Capacitor Bank - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE
Chinese Professional Ac Filter Capacitor Bank - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE Detail:
Technical data
Operating temperature range | Max.Operating temperature.,Top,max: + 85℃Upper category temperature: +85℃Lower category temperature: -40℃ |
capacitance range |
0.22~3μF |
Rated voltage |
3000V.DC~10000V.DC |
Cap.tol |
±5%(J) ;±10%(K) |
Withstand voltage |
1.35Un DC/10S |
Dissipation factor |
tgδ≤0.001 f=1KHz |
Insulation resistance |
C≤0.33μF RS≥15000 MΩ (at 20℃ 100V.DC 60S) C>0.33μF RS*C≥5000S (at 20℃ 100V.DC 60S) |
Withstand strike current |
see datasheet |
Life expectancy |
100000h(Un; Θhotspot≤70°C) |
Reference standard |
IEC 61071 ; |
Feature
1. Mylar tape, Sealed with resin;
2. Copper nut leads;
3. Resistance to high voltage, low tgδ, low temperature rise;
4. low ESL and ESR;
5. High pulse Current.
Application
1. GTO Snubber.
2. Widely used in power electronic equipment when the peak voltage, peak current absorption protection.
Typical circuit
Outline drawing
Specification
Un=3000V.DC | |||||||
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
0.22 |
35 |
44 |
52 |
25 |
1100 |
242 |
30 |
0.33 |
43 |
44 |
52 |
25 |
1000 |
330 |
35 |
0.47 |
51 |
44 |
52 |
22 |
850 |
399 |
45 |
0.68 |
61 |
44 |
52 |
22 |
800 |
544 |
55 |
1 |
74 |
44 |
52 |
20 |
700 |
700 |
65 |
1.2 |
80 |
44 |
52 |
20 |
650 |
780 |
75 |
1.5 |
52 |
70 |
84 |
30 |
600 |
900 |
45 |
2.0 |
60 |
70 |
84 |
30 |
500 |
1000 |
55 |
3.0 |
73 |
70 |
84 |
30 |
400 |
1200 |
65 |
4.0 |
83 |
70 |
84 |
30 |
350 |
1400 |
70 |
Un=6000V.DC | |||||||
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
0.22 |
43 |
60 |
72 |
25 |
1500 |
330 |
35 |
0.33 |
52 |
60 |
72 |
25 |
1200 |
396 |
45 |
0.47 |
62 |
60 |
72 |
25 |
1000 |
470 |
50 |
0.68 |
74 |
60 |
72 |
22 |
900 |
612 |
60 |
1 |
90 |
60 |
72 |
22 |
800 |
900 |
75 |
Un=7000V.DC | |||||||
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
0.22 |
45 |
57 |
72 |
25 |
1100 |
242 |
30 |
0.68 |
36 |
80 |
92 |
28 |
1000 |
680 |
25 |
1.0 |
43 |
80 |
92 |
28 |
850 |
850 |
30 |
1.5 |
52 |
80 |
92 |
25 |
800 |
1200 |
35 |
1.8 |
57 |
80 |
92 |
25 |
700 |
1260 |
40 |
2.0 |
60 |
80 |
92 |
23 |
650 |
1300 |
45 |
3.0 |
73 |
80 |
92 |
22 |
500 |
1500 |
50 |
Un=8000V.DC | |||||||
Capacitance(μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
0.33 |
35 |
90 |
102 |
30 |
1100 |
363 |
25 |
0.47 |
41 |
90 |
102 |
28 |
1000 |
470 |
30 |
0.68 |
49 |
90 |
102 |
28 |
850 |
578 |
35 |
1 |
60 |
90 |
102 |
25 |
800 |
800 |
40 |
1.5 |
72 |
90 |
102 |
25 |
700 |
1050 |
45 |
2.0 |
83 |
90 |
102 |
25 |
650 |
1300 |
50 |
Un=10000V.DC | |||||||
Capacitance (μF) |
φD (mm) |
L(mm) |
L1(mm) |
ESL(nH) |
dv/dt(V/μS) |
Ipk(A) |
Irms(A) |
0.33 |
45 |
114 |
123 |
35 |
1500 |
495 |
30 |
0.47 |
54 |
114 |
123 |
35 |
1300 |
611 |
35 |
0.68 |
65 |
114 |
123 |
35 |
1200 |
816 |
40 |
1 |
78 |
114 |
123 |
30 |
1000 |
1000 |
55 |
1.5 |
95 |
114 |
123 |
30 |
800 |
1200 |
70 |
Product detail pictures:



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Our enhancement depends around the sophisticated devices ,exceptional talents and repeatedly strengthened technology forces for Chinese Professional Ac Filter Capacitor Bank - High-Current Film Capacitor Snubber for Welding Machine (SMJ-TC) – CRE , The product will supply to all over the world, such as: Japan, Roman, Jamaica, With the principle of win-win, we hope to help you make more profits in the market. An opportunity is not to be caught, but to be created. Any trading companies or distributors from any countries are welcomed.

The sales manager is very patient, we communicated about three days before we decided to cooperate, finally, we are very satisfied with this cooperation!
