Aluminum electrolytic capacitors
Capacitors with screw terminals
Series/Type:
Date:
B41550, B41570
November 2012
© EPCOS AG 2012. Reproduction, publication and dissemination of this publication, enclosures hereto and the
information contained therein without EPCOS' prior express consent is prohibited.
Capacitors with screw terminals
SIKOREL
105
°C
B41550, B41570
Long-life grade capacitors
Applications
Highly professional power supplies
Features
Outstanding reliability
Operation at temperatures up to 125
°C
permissible without
insulating sleeve
1)
High ripple current capability
Long useful life
Shelf life up to 10 years
All-welded construction ensures reliable electrical contact
RoHS-compatible
Construction
Charge-discharge proof, polar
Aluminum case with insulating sleeve
Poles with screw terminal connections
Mounting with ring clips, clamps or threaded stud
The bases of types with threaded stud are not insulated
B41550
B41570
1) For
∅ ≤
51.6 mm: 2500 h, for
∅ ≥
64.3 mm: 5000 h
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 17
B41550, B41570
SIKOREL
105
°C
Specifications and characteristics in brief
Rated voltage V
R
Surge voltage V
S
Rated capacitance C
R
Capacitance tolerance
Leakage current I
leak
(20
°C,
5 min)
Self-inductance ESL
d = 35.7 mm: approx. 10 nH
d = 51.6 mm: approx. 15 nH
d
≥
64.3 mm: approx. 20 nH
d
≤
51.6 mm d
≥
64.3 mm
> 10000 h
> 20000 h
> 15000 h
> 25000 h
> 200000 h
> 200000 h
5000 h
Requirements:
∆C/C
≤ ±45%
of initial value
ESR
≤
3 times initial specified limit
I
leak
≤
initial specified limit
Post test requirements:
∆C/C
≤ ±15%
of initial value
ESR
≤
1.3 times initial specified limit
I
leak
≤
initial specified limit
16 ... 100 V DC
1.15 V
R
1500 ... 220000 µF
10/+30% Q
Useful life
1)
105
°C;
V
R
; I
AC,R
85
°C;
V
R
; I
AC,max
40
°C;
V
R
; 2.4 I
AC,R
40
°C;
V
R
; 2.7 I
AC,R
Voltage endurance test
105
°C;
V
R
; I
AC,R
Vibration resistance test To IEC 60068-2-6, test Fc:
Frequency range 10 ... 55 Hz, displacement amplitude 0.75 mm,
acceleration max. 10
g,
duration 3
×
2 h.
Capacitor mounted by its body which is rigidly clamped to the work
surface.
IEC climatic category
Detail specification
Sectional specification
To IEC 60068-1:
55/105/56 ( 55
°C/+105 °C/56
days damp heat test)
Similar to CECC 30301-804
IEC 60384-4
Ripple current capability
Due to the ripple current capability of the contact elements, the following current upper limits must
not be exceeded:
Capacitor diameter
I
AC,max
≤
51.6 mm
30 A
> 51.6 mm
40 A
1) Refer to chapter "General technical information, 5 Useful life" on how to interpret useful life.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 17
B41550, B41570
SIKOREL
105
°C
Dimensional drawings
d = 35.7 mm
B41550
Ring clip/clamp mounting
B41570
Threaded stud mounting
d
≥
51.6 mm
Dimensions and weights
Ter-
minal
M5
M5
M5
M5
M5
M5
M5
M5
Dimensions (mm) with insulating sleeve
d
l
±1
l
1
±1
l
2
+0/ 1 d
1
35.7 +0/ 0.8
35.7 +0/ 0.8
35.7 +0/ 0.8
51.6 +0/ 0.8
64.3 +0/ 0.8
64.3 +0/ 0.8
76.9 +0/ 0.7
76.9 +0/ 0.7
55.7
80.7
105.7
80.7
80.7
105.7
105.7
143.2
62.0
87.0
112.0
87.0
87.0
112.0
112.0
149.5
13
13
13
17
17
17
17
17
M8
M8
M8
M12
M12
M12
M12
M12
Approx.
weight (g)
65
105
135
220
370
440
620
840
d
2
max. a +0.2/ 0.4
8.2
8.2
8.2
8.2
8.2
8.2
8.2
8.2
12.7
12.7
12.7
22.2
28.5
28.5
31.7
31.7
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 17
B41550, B41570
SIKOREL
105
°C
Packing
Capacitor
diameter d (mm)
35.7
51.6
length l
(mm)
all
all
Packing units
(pcs.)
36
36
Capacitor
diameter d (mm)
64.3
76.9
length l
(mm)
all
all
Packing units
(pcs.)
25
16
For ecological reasons the packing is pure cardboard.
Accessories
The following items are included in the delivery package, but are not fastened to the capacitors:
Thread Toothed
washers
For terminals
M5
M12
A 5.1 DIN 6797
J 8.2 DIN 6797
For mounting M8
Screws/nuts
DIN 7985 / ISO 7045-M5
×
10-5.6-Z
Hex nut BM 8 DIN 439
Maximum
torque
2 Nm
4 Nm
10 Nm
J 12.5 DIN 6797 Hex nut BM 12 DIN 439
The following items must be ordered separately. For details, refer to chapter "Capacitors with
screw terminals Accessories".
Item
Ring clips
Clamps for capacitors with d
≥
64.3 mm
Insulating parts
Type
B44030
B44030
B44020
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 17
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