參數(shù)資料
型號： BKMCR-7
元件分類： 保險絲
英文描述： Fuse
中文描述： 保險絲
文件頁數(shù)： 1/2頁
文件大?。?/td> 35K
代理商： BKMCR-7
12-21-98
SB98107
Rev. A
Typical Voltage
Drop Volts at
100% Rated
Current
2.33
1.52
.76
.73
.65
.55
.24
.20
.16
.15
.15
.14
.13
.11
.10
.08
Agency*
Approvals
C
Rated
Voltage
Interrupting
Rating
1
AC
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
50A
Pre-arcing
2
I
2
t (A
2
sec)
Typical Total Clearing
2
I
2
t (A
2
sec)
AC
1.8
≈
10
-6
7.3
≈
10
-6
1.2
≈
10
-4
1.1
≈
10
-4
6.2
≈
10
-3
7.5
≈
10
-2
.02
.04
.11
.25
.45
.83
1.37
2.53
2.02
4.41
Current
Rating
§
￠
￠
1
1
2
2
3
3
4
5
7
10
*
Approvals:
AC (Max.)
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
60V
60V
UL Recognition STD 248-14, Guide J DYX2, File E19180; CSA Certification, Class 1422-01, File 53787.
J IS (J apanese Industrial Standard) Reg. No. 2221, Authorization No. 32-1516.
1. Interrupting ratings were measured at 100% (
§
to 5) and 100% (7, 10) power factors on AC, and a time constant less than 1ms. on D.C.
2. I
2
t was measured at 50 amps 125 VAC, .95PF, (random closing angle) and 300 amps 125 VDC, TC <1ms. for
§
through 5 amps and 50 amps 60 VAC, .95PF, (random
closing angle), and 300 amps 90 VDC, TC <1ms. for the 7 and 10 amp fuses.
Note:
All values shown above are typical.
DC (Max.)
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
125V
90V
90V
DC
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
300A
AC
DC
DC
1.1
≈
10
-6
4.3
≈
10
-6
8.0
≈
10
-5
9.7
≈
10
-5
7.4
≈
10
-4
1.3
≈
10
-3
.01
.03
.09
.19
.35
.56
.96
1.82
1.48
3.62
1.0
≈
10
-7
7.1
≈
10
-7
1.0
≈
10
-6
6.7
≈
10
-6
5.4
≈
10
-5
7.4
≈
10
-5
.01
.02
.07
.14
.28
.37
.67
1.34
.49
1.16
1.5
≈
10
-7
8.7
≈
10
-7
1.3
≈
10
-6
8.3
≈
10
-6
6.8
≈
10
-5
9.2
≈
10
-5
.01
.03
.08
.17
.32
.43
.77
1.51
.58
1.38
Mic rotron
Printed Circ uit Board Fuses
.122∑ ≈ .297∑ (3.10mm ≈ 7.54mm)
MCR
Form No. MCR
Page 1 of 2
BIF Doc #2003
Bussmann
Dimensional Data
1.13"
28.58mm
.12"
3.10mm
.297"
7.54mm
.025"
0.64mm
1.13"
28.58mm
*All tolerances:
±
0.13mm
±
0.005"
Actual Size
R
AMPERE
RATING
1
1
3
1
1
3
11
2
4
7
1
3
CURRENT IN AMPERES
10
1
.1
.01
.001
T
1
.
1
1
.
Time-Current Characteristic Curves–Average Melt
(Full Size Curves Available)
Product
Rated Current
Symbol
Package Code
Blank
10 in
BK
500 in
TR/
Tape/Reel 2500 units, 52.4mm spacing
TR1/
Tape/Reel 5000 units, 52.4mm spacing
TR6/
Tape/Reel 1000 units, 52.4mm spacing
Radial leaded versions available (.4
∑
, .6
∑
spacing)
Weight = 2.45 lbs/2500
Time-Current Characteristics:
Rated
Current
0-10A
Percent of Rating
100%
4 hrs. (min)
250%
5 sec. (max)
(See Table)
MCR
Product Name:
MCR (Microtron
)
Characteristics:
Fast Acting, Current Limiting
Construction:
Solid Matrix
Packaging & Ordering Information:
U
J
Electrical Characteristics
CE logo denotes compliance with European Union Low Voltage Directive
(50-1000 VAC, 75-1500 VDC). Refer to BIF document #8002 or contact
Bussmann Application Engineering at 314-527-1270 for more information.
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