158
10/02
Long-life grade capacitors
Applications
Traction
Electric vehicle (Hybrid)
Power electronics
Highly professional power supplies
Features
Max. ripple current capability (up to 100 A)
High reliability
Wide temperature range
All-welded construction ensures reliable electrical contact
No base insulation for max. cooling
(insulated solution "2-pad design" upon request)
Version with low-inductance design available
Self-extinguishing electrolyte
Construction
Charge-discharge proof, polar
Aluminum case, partially insulated
Poles with screw terminal connections
Mounting with ring clips, clamps or threaded stud
KAL0567-B
B43750
B43770
B43750
Capacitors with Screw Terminals
B43770
Max. Ripple Current
105
C
B43750, B43770
159
10/02
Max. Ripple Current
105 C
B43750 / B43770
Specifications and characteristics in brief
Rated voltage U
R
Surge voltage U
S
350 ... 450 VDC
1,1 U
R
Rated capacitance C
R
Capacitance tolerance
560 ... 5 300
F
20 % M
Leakage current I
L
(5 min, 20 C)
Self-inductance ESL
d = 64,3 mm: approx. 14 nH
d
76,9 mm: approx. 18 nH
Capacitors with low-inductance design:
d
64,3 mm: approx. 13 nH
Useful life
105 C; U
R
; I~
R
85 C; U
R
; I~
R
40 C; U
R
; 3 I~
R
> 8
000
h
> 40
000
h
> 250 000 h
Requirements:
C/C
30 % of initial value
ESR
3 times initial specified limit
I
L
initial specified limit
Failure percentage:
1 %
Failure rate:
20 fit ( 20 10
9
/h)
(for definiton "fit", refer to chapter "Quality", page 62)
Voltage endurance test
125 C (at U
R
)
2 000 h
Post test requirements:
C/C
10 % of initial value
ESR
1,3 times initial specified limit
I
L
initial specified limit
Vibration resistance
To IEC 60068-2-6, test Fc:
displacement amplitude 0,75 mm, frequency range 10 to 55 Hz,
acceleration max. 10 g, duration 3
2 h
IEC climatic category
To IEC 60068-1:
25/105/56 ( 25 C/+ 105 C/56 days damp heat test)
Detail specification
Sectional specification
--
IEC 60384-4
I
L
0,3
A
C
R
F
-------
U
R
V
-------
0,7
4
A
+
160
10/02
Max. Ripple Current
105 C
B43750 / B43770
Dimensional drawings
Type B43750
Type B43770
Ring clip/clamp mounting
Threaded stud mounting
Positive pole marking:
+
Dimensions and weights
Dimensions are also valid for low-inductance design.
Packing
For ecological reasons the packing is pure cardboard.
Terminal
Dimensions (mm) with partly insulating sleeve
1)
Approx.
weight (g)
d
I
0,8
I
1
0,8 I
2
+0
1
d
1
d
2
max
a
+0,2
0,4
M 6
M 6
64,3
+ 0/ 0,8
64,3
+ 0/ 0,8
80,3
105,3
86,0
111,0
17
17
M 12
M 12
17,7
17,7
28,5
28,5
350
450
M 6
M 6
76,9
+ 0/ 0,7
76,9
+ 0/ 0,7
105,3
142,8
111,0
148,5
17
17
M 12
M 12
17,7
17,7
31,7
31,7
550
850
M 6
M 6
M 6
91,0
+ 0/ 2
91,0
+ 0/ 2
91,0
+ 0/ 2
67,1
96,6
144,1
72,4
101,9
149,4
17
17
17
M 12
M 12
M 12
17,1
17,7
17,7
31,7
31,7
31,7
600
800
1300
Capacitor diameter d
Packing units (pieces)
64,3 mm
76,9 mm
91,0 mm
15
12
8
KAL0226-Q-E
d
d
1
a
d
2
+1,1
0,8
6,4
_
1
2
1
2
d
a
0,8
+1,1
6,4
_
8 mm for low-inductance design
M6: Min. reach of screw = 12 mm
*)
*)
M6: min. reach of screw = 12 mm*)
*) 8 mm for low-inductance design
1) Fully insulated versions available upon request.
161
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Max. Ripple Current
105 C
B43750 / B43770
Special designs
Low-inductance design
Ordering codes:
Accessories
The following items are included in the delivery package, but are not fastened to the capacitors:
The following must be ordered separately:
Ring clips
B 44 030 (cf. page 169)
Clamps
B 44 030 (cf. page 173)
Insulating parts
B 44 020 (cf. page 166)
Design
Identification in 3rd
block of ordering code
Remark
Low inductance (13 nH)
M003
For capacitors with diameter d
64,3 mm
Thread
Toothed
washers
Screws/Nuts
Maximum
torque
For terminals
M 6
A 6,4 DIN 6797
Cylinder-head screw M 6
12 DIN 85-4.8 2,5 Nm
For mounting
M 12
J 12,5 DIN 6797 Hex nut BM 12 DIN 439
10
Nm
162
10/02
Max. Ripple Current
105 C
B43750 / B43770
Overview of available types
The capacitance and voltage ratings listed above are available in different cases upon request.
Other voltage and capacitance ratings are also available upon request.
U
R
(VDC)
350
400
450
C
R
(
F)
Case dimensions d
l (mm)
560
64,3
80,3
680
91,0
67,1
850
64,3
80,3
64,3
105,3
1 200
64,3
80,3
91,0
67,1
76,9
105,3
1 300
64,3
105,3
91,0
96,6
1 500
91,0
67,1
1 800
64,3
105,3
1 900
76,9
105,3
76,9
142,8
2 400
91,0
144,1
2 700
76,9
105,3
2 900
76,9
142,8
3 900
76,9
142,8
91,0
144,1
5 300
91,0
144,1
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