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LFH250301 Datasheet(PDF) 1 Page - Littelfuse

No. de pieza LFH250301
Descripción Electrónicos  LF SEIRES CLASS H/K5 AND R FUSE BLOCKS
Download  6 Pages
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Fabricante Electrónico  LITTELFUSE [Littelfuse]
Página de inicio  http://www.littelfuse.com
Logo LITTELFUSE - Littelfuse

LFH250301 Datasheet(HTML) 1 Page - Littelfuse

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Littelfuse.com
POWR-GARD® Blocks and Holders Datasheet
1 of 6
© 2013 Littelfuse POWR-GARD® Products
Rev: 011513
LF SerieS CLaSS H/K5 and r FuSe bLoCKS
250 V • 600 V
Description
The Littelfuse Class H/K5 and R blocks offer many benefits
such as indication, snap-to-release DIN rail mounting and
universal mounting holes. Class H and Class R fuse blocks
are dimensionally the same, but Class R blocks incorporate
a rejection feature, which only allows Class R fuses to
be inserted.
Features/Benefits
• Universal mounting holes for easy replacement
• Indication offered on most 250 V and 600 V versions
• One hand release from DIN rail for ferrule style fuses
• Reinforced fuse clips are standard on all Class H and
Class R fuse blocks
• Covers available for 100 A and lower to enhance safety
Specifications
Voltage Rating
250 V, 600 V
Ampere Ratings
0-600 A
Leakage Current
<0.6 mA at 600 V
Withstand Rating
Class H: 10 kA RMS SYM
Class R: 200 kA RMS SYM
Flammability Rating UL94 V-0
Approvals
UL Listed (File: E14721)
CSA Certified (File: LR7316)
Environmental
RoHS Compliant, Lead (Pb) Free
Web Resources
Sample requests, downloadable CAD drawings and other
technical information: Littelfuse.com/lfh
Littelfuse.com/lfr
Littelfuse.com/fuseblocks
Recommended Fuses
Class H/K5 Blocks – 250 V
NLN, RLN
Class R Blocks – 250 V
FLNR/FLNR_ID, KLNR, LLNRK
Class H/K5 Blocks – 600 V
NLS, RLS
Class R Blocks – 600 V
FLSR/FLSR_ID, KLSR, LLSRK/LLSRK_ID, IDSR
Note: Reinforcing springs standard on all Class H fuse blocks. *Covers sold individually. One cover needed for each pole.
Ordering Information (Class H 250 V)
amp
rating
ordering number
torque
Wire
range
Wire type
baSe
temp
rating
din
raiL
CoVer
ordering
number*
baSe part
number
SuFFix
box
Lug
preSSure
pLate
SCreW
30
1 LFH250301
C
P
S
2.8 N-m (25 in-lbs)
C
6-14 AWG
CU Only
Solid/
Stranded
125˚C
LFH25030FBC
2 LFH250302
C
P
S
P
10-14 AWG
3 LFH250303
C
P
S
S
10-22 AWG
60
1 LFH250601
CID
5.6 N-m (50 in-lbs)
2.8 N-m (25 in-lbs)
2-4 AWG
6-14 AWG
CU-AL
125˚C
LFH25060FBC
2 LFH250602
CID
3 LFH250603
CID
100
1
3
LFH251001
LFH251003
CID
CID
13.6 N-m (120 in-lbs)
2/0-6 AWG
CU-AL
130˚C
LFH25100FBC
4.5 N-m (40 in-lbs)
8 AWG
4.0 N-m (35 in-lbs)
10-14 AWG
200
1 LFH252001
C
31.1 N-m (275 in-lbs)
250 kcmil-6
CU-AL
130˚C
3 LFH252003
C
400
1 LFH254001
C
31.1 N-m (275 in-lbs)
(2) 350 kcmil-1/0
CU-AL
130˚C
3 LFH254003
C
600
1 LFH256001
C
42.4 N-m (375 in-lbs)
(2) 500 kcmil-4
CU-AL
130˚C
3 LFH256003
C


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