DC-LINK CAPACITOR(INVERTER WELDING MACHINE)
Features
1. Used in high power high frequency switching power supply of high-frequency pulse current absorption, filter
2. Low ESR, high ripple current handling capabilities and Large current shock
3. Low Ls, good high frequency characteristics
4. Self-healing property
5. Long lifetime
6. Plastic case, Filled with resin
Applications
Used for high frequency switching power supply filter, absorption, in every other straight, resonant circuit
Widely applied to EMI, Such as high frequency welding inverter, UPS, electric vehicles, etc.
Technical Specification
|
Capacitance C (uF)
|
4.0μ 40uf
|
10uF
|
20uF
|
50uF
|
3uF
|
|
Rated DC voltage Un (V) |
1250VDC
|
1400VDC
|
1400VDC
|
350VDC
|
500VDC
|
|
Max rms Current Imax (A) |
40A
|
18A
|
35A
|
35A
|
45A
|
|
Capacitance tolerance(J):
|
±5%
|
±5%
|
±5%
|
±5%
|
±5%
|
|
dv/dt (V/us) |
200
|
200
|
200
|
200
|
800
|
|
Self Inductance Rs (nH) |
≤10
|
≤10
|
≤10
|
≤10
|
≤10
|
|
Ut-t (V)
|
1200V, 10S
|
1800V, 10S
|
1800V, 10S
|
600V, 10S
|
1800V, 10S
|
|
Ut-c (V):
|
3000VAC, 60S
|
3000VAC, 60S
|
3000VAC, 60S
|
3000VAC, 60S
|
3000VAC, 60S
|
|
фd ×h ( mm)
|
74*46*49
|
ф50×60
|
ф50×60
|
ф50×60
|
50*44*50
|
|
gδ(20℃,10kHz)
|
≤100×10-4
|
≤30×10-4
|
≤50×10-4
|
≤55×10-4
|
≤10×10-4
|
Note: Other specifications and sizes out of the table are negotiable.