Aluminum Electrolytic Capacitors
Capacitors with screw terminals
Series/Type:
Date:
B43740, B43760
April 1, 2014
EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
Capacitors with screw terminals
螺钉式电容器
Extra long useful life
-
105ºC
超长½用寿½型 -
105ºC
Long life grade capacitors
长寿½级电容器
Applications
应用
■
Frequency converters
■
变频器
■
Traction
■
机½牵引装½
■
Professional power supplies
■
专业电源
■
Solar and wind power generator
■
太阳½和风力发电设备
Features
特点
■
Outstanding reliability
■
卓越的可靠性
■
Good thermal characteristics and high ripple current capability
■
优异的导热½力与高耐纹波电流½力
■
Extra long useful life
■
超长½用寿½
■
Wide temperature range
■
工½温度范围½
■
All-welded constructions ensure reliable elecrical contact
■
全焊结构，确保可靠的电气接触性
■
PAPR terminals available (Protection Against Polarity Reversal)
■
可选PAPR型端子 （极性颠倒保护）
■
Version with optimized construction for base cooling (heat sink mounting) available
■
可选底部散热结构优化型 （散热板安装）
■
Version with low-inductance design available
■
可选½感抗型
■
RoHS-compatible
■
符合RoHS要求
Construction
结构
■
Charge/discharge-proof, polar
■
耐充放电，有极性
■
Aluminum case with insulating sleeve
■
铝质外壳，带绝缘套管
■
Poles with screw terminal connections
■
螺钉连接电极
■
Mounting with ring clips, clamps or threaded stud
■
采用卡夹/卡环或底部螺栓安装
Page 2 of 10
B43740,B43760
Capacitors with screw terminals
螺钉式电容器
Extra long useful life
-
105ºC
超长½用寿½型 -
105ºC
B43740,B43760
Specifications and characteristics in brief
规格性½参数一览表
Rated voltage V
R
350…450 V DC
额定电压V
R
Surge voltage V
S
1.10
∙
V
R
(105° V
R
≤400V
DC; 85° V
R
= 450V DC)
C:
C:
浪涌电压V
S
Operating temperature -40 ºC…+105 ºC
range
工½温度范围
Rated capacitance C
R
1000…18000
µF
额定电容量C
R
(20 ºC,120 Hz)
Capacitance tolerance ±20% M
电容量公差
Dissipation factor(max.)
0.2
损耗正切角(最大值)
20ºC,120Hz.
.
Leakage current I
leak
∙
+4
(20 ºC,after 5 minutes) I
leak
≤
0.018 ∙
漏电流
I
leak
(20 ºC,5分钟后)
Low temperature stability
Z (-25 ºC)
4
Z (+20 ºC)
½温稳定性
Z (-40 ºC)
(max impedance ratio)
10
Z (+20 ºC)
(最大阻抗比率)
Useful life
6000h
Requirements
要求:
½用寿½
△C/C ≤
±15% of initial value
初始值的±15%
(105 ºC,V
R
,I
AC,R
)
tanδ
≤
1.75 times initial specified limit 1.75倍初始规定值
I
leak
≤
initial specified limit
初始规定值
Shelf life
After storage for 1000 h at 105 ºC, the capacitors shall meet the requirement of
useful life test after reforming process. After test: V
R
to be applied for 30 minutes,
储存寿½
24 to 48 hours before measurement.
105ºC高温贮存1000小时，并预处理后，电容器必须符合½用寿½测试中对其电性
½的要求。预处理方法：先加额定电压充电30分钟，恢复24至48小时后再测试。
Frequency multiplier for
rated ripple current
额定纹波电流频率系数
Temperature multiplier
for rated ripple current
额定纹波电流温度系数
Sectional specification
分规范
50Hz
0.78
+40 ºC
3.10
IEC 60384-4
120Hz
1
+55 ºC
3.00
300Hz
1.25
+70 ºC
2.78
1kHz
1.34
+90 ºC
2.14
10kHz
1.38
+105 ºC
1.00
Page 3 of 10
Capacitors with screw terminals
螺钉式电容器
Extra long useful life
-
105ºC
超长½用寿½型 -
105ºC
Ripple current capability
耐纹波电流½力
B43740,B43760
Due to the ripple current capability of the contact elements, the following current upper limits must not be
exceed:
因为接触元件的耐纹波电流½力限制，工½电流不得超过下表的极限值
Capacitor diameter
电容器直径
I
AC,max
51.6mm
34A
64.3mm
45A
B43760
Threaded stud mounting
底部螺栓安装
76.9mm
57A
91.0mm
80A
Dimensional drawings
B43740
尺寸图
Ring clip/clamp mounting
卡环或卡夹安装
M5: Min. reach of screw = 9.5 mm
M5:
螺纹最小深度
= 9.5 mm
9 mm for low inductance design
½感抗设计
= 9 mm
M6: Min. reach of screw = 12 mm
M6:
螺纹最小深度
= 12 mm
9.5 mm for low inductance design
½感抗设计
= 9.5 mm
Positive pole marking: +
正极标志:
+
The base of types with threaded stud and d = 91 mm is fully insulated (the lengths l and l
1
are increased by
0.5mm in these cases). For types with threaded stud and d
≤
76mm the base is not insulated. For non-
insulated and insulated mounting instructions and accessories, refer to chapter " Screw terminals -
accessaries."
带底部螺栓，且d
= 91 mm型号底部完全绝缘（这些产品的高度l和l
1
½增加0.5mm）。带底部螺栓，且d≤
76mm型号的底部不绝缘。关于非绝缘安装及绝缘安装说明及附件，参阅章节“螺钉式电容器
- 附件”。
The can is insulated with one sleeve layer.
铝壳以单层套管绝缘。
Page 4 of 10
Capacitors with screw terminals
螺钉式电容器
Extra long useful life
-
105ºC
超长½用寿½型 -
105ºC
B43740,B43760
Dimensions and weights
尺寸与重量
Terminal
端子
Dimensions (mm) with insulating sleeve
带绝缘套管的尺寸(mm)
d
l±1
80.7
105.7
118.2
130.7
l
1
± 1
87.2
112.2
124.7
137.2
l
2
+0/ -1
d
1
d
2
max.
M5
51.6 +0/-0.8
10.2
M5
64.3 +0/-0.8
M6
76.9 +0/-0.7
M6
91.0 +0/-2
80.7
105.7
118.2
130.7
143.2
105.7
118.2
130.7
143.2
168.7
190.7
220.7
144.5
170.0
191.0
221.0
87.2
112.2
124.7
137.2
149.7
111.5
124.0
136.5
149.0
174.5
196.5
226.5
149.8
175.3
196.3
226.3
13.2
17
M12
17.7
17.7
Approx.
weight (g)
a +0.2/-0.4
约计重量(克)
220
280
22.2
320
350
370
440
28.5
510
600
630
620
700
800
31.7
840
1000
1150
1300
1200
1400
31.7
1650
1900
Page 5 of 10
