LPS-RK-70SP Datasheet, PDF (3/3 Pages) Cooper Bussmann, Inc. – Dual-Element, Time-Delay Fuses

LOW-PEAK^®
Dual-Element, Time-Delay Fuses
Class RK1 –– 600 Vac/300 Vdc
Current-Limitation Curves
400,000
100,000
10,000
Bussmann^®
LPS-RK
70-600A
B
600A
400A
200A
100A
A
1,000
RMS SYMMETRICAL CURRENTS IN AMPERES
A-B=ASYMMETRICAL AVAILABLE PEAK (2.3 x SYMM RMS AMPS)
Current-Limiting Effects
Prosp.
S.C.C.
Let-Through Current (Apparent RMS
Symmetrical) Versus Fuse Rating
100A
200A
400A
600A
5,000
2,200
3,250
5,000
5,000
10,000
2,700
4,100
7,150
9,600
15,000
3,050
4,650
7,950
10,650
20,000
3,300
5,100
8,650
11,500
25,000
3,500
5,500
9,200
12,200
30,000
3,700
5,800
9,650
12,750
35,000
3,900
6,100
10,100
13,300
40,000
4,050
6,400
10,450
13,750
50,000
4,300
6,850
11,100
14,600
60,000
4,550
7,250
11,700
15,300
80,000
4,950
7,950
12,650
16,450
100,000
5,250
8,550
13,450
17,450
150,000
5,900
9,750
15,050
19,400
200,000
6,450
10,700
16,300
20,900
250,000
6,850
11,500
17,350
22,100
300,000
7,250
12,200
18,250
23,200
*Values derived from curve data.
The only controlled copy of this Data Sheet is the electronic read-only version located on the Bussmann Network Drive. All other copies of this document are by definition uncontrolled. This bulletin is
intended to clearly present comprehensive product data and provide technical information that will help the end user with design applications. Bussmann reserves the right, without notice, to change
design or construction of any products and to discontinue or limit distribution of any products. Bussmann also reserves the right to change or update, without notice, any technical information con-
tained in this bulletin. Once a product has been selected, it should be tested by the user in all possible applications.
10-2-02
SB02295
Form No. LPS-RK 70-600
Page 3 of 3
Data Sheet: 1002