參數(shù)資料
型號： D2122SD20C630QF
廠商： MERSEN
元件分類： 保險絲
英文描述： ELECTRIC FUSE, 630A, 2000VDC, 100000A (IR), INLINE/HOLDER
文件頁數(shù)： 2/2頁
文件大小： 129K
代理商： D2122SD20C630QF
DC Square-body Fuses
Sizes 120- 122 - 2x122
SR 2000V DC
SCDC
43
Protistor DC fuses
12/04
Size 2x122
SRD from 500 to 800 A
DC applications data
Electrical characteristics
Peak arc voltage
vs. working voltage
t (s)
L/R (ms)
I (A)
U (V)
102
103
10 4
1000
1200
1400
1600
1800
2000
2200
2400
100
90
80
70
60
50
40
30
20
10
0
10 4
10 3
10 2
10
1
10 -1
10 -2
10 -3
10 -4
10 4
10 3
10 2
10
1
10 -1
10 -2
10 -3
10 -4
500
800
Above: Curve indicates maximum permissible value of time
constant L/R as a function of DC working voltage
1 : L/R = 45 ms
2 : L/R = 15 ms
Max. AC voltage (50/60 Hz):
1500 V with breaking capacity of 100 kA
Um(V)
U (V)
0
400
800
1200
1600
2000
4000
3500
3000
2500
2000
1500
1000
1
2
630
C
C'
10 2
10 3
10 4
Above: Curves indicate for various time constants
L/R the peak arc voltage which may appear across
fuse terminals, vs. DC working voltage
Above, left and right: Curves indicate, for each rated current, pre-arcing time vs. R.M.S. pre-arcing current.
a= 130
A2=0.6
B1= 1.3
B2= 0.6
Cf3= 0.8
a= 130
A2=0.6
B1= 1.3
B2= 0.6
Cf3= 0.8
C
C'
Time vs. current characteristics
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