Littelfuse KLDR Series - Manual (Page 2)

Littelfuse.com © 2013 Littelfuse POWR-GARD ® Products
POWR-GARD ® Fuse Datasheet
Rev: 070813
2 of 5
Class CC KlDR seRies FUses
Current-Limiting Effects
shORt CiRCUit
CURRent*
aPPaRent RMs syMMetRiCal CURRent FOR VaRiOUs FUse RatinGs
4 a 6 a 20 a 30 a
5,000 315 366 535 750
10,000 355 422 635 875
15,000 380 453 700 950
20,000 395 478 735 1000
25,000 405 492 800 1050
30,000 415 505 815 1125
35,000 420 515 840 1175
40,000 427 520 860 1200
50,000 438 538 910 1300
60,000 440 545 950 1350
80,000 455 555 1010 1400
100,000 460 575 1075 1500
150,000 470 600 1150 1600
200,000 478 620 1250 1750
*Prospective RMS Symmetrical Amperes Short-Circuit Current
Note: Data Derived from Peak Let-Thru Curves
Electrical Specifications
ORDeRinG
nUMbeR
aMPeRaGe
RatinG
VOltaGe
RatinG
inteRRUPtinG
RatinG
UPC
Watts lOss
at 100% RateD
CURRent (W)
Watts lOss
at 80% RateD
CURRent (W)
tOtal CleaRinG
i 2 t (a 2 seC) 200 ka
aGenCy
aPPROVals
aC DC aC DC Ul Csa Rohs
KLDR01.6TXP 1-6/10 600 300 200 kA 20 kA 07945879252 3.56 1.40 10 • • •
KLDR004.TXP 4 600 300 200 kA 20 kA 07945879261 1.88 1.10 40 • • •
KLDR07.5TXP 7-1/2 600 300 200 kA 20 kA 07945879268 1.68 0.94 1460 • • •
KLDR020.TXP 20 600 300 200 kA 20 kA 07945879275 2.30 1.39 1700 • • •
KLDR030.TXP 30 600 300 200 kA 20 kA 07945879277 2.75 1.62 1790 • • •
10000
100000
1000000
PE
AK
L
ET
-T
HRU
IN
A
M
PE
R
ES 30A -
20A -
6A -
4A -
100
1000
0 0 0 0 0 1 0 0 0 0 1 0 0 0 1 0 0 1
AVAILABLE FAULT CURRENT
SYMMETRICAL R.M.S. AMPERES
BASIS FOR DATA:
TEST VOLTAGE: TIME CONSTANT/POWER FACTOR: FUSE CATALOG NUMBER:
DRAWN BY:
DATE:
REVISION:
DRAWING NO.: SHEET PEAK LET-THRU CHARACTERISTIC CURVES
LITTELFUSE, INC.
CHICAGO, IL. USA
LLL
11/12/12
A
2 OF 2
FCC05-KLDRP
KLDRP 4A - 30A
- DATA GENERATED IN EXCEL -
Peak Let-Thru Curve