Datasheet > LFR254001C

LFR254001C

更新时间： 2023-12-06 20:13:18

品牌	Logo	应用领域
力特 - LITTELFUSE		/
页数	文件大小	规格书
7页	2210K
描述
全新的Littelfuse H类和R类保险丝盒与以往的保险丝盒相比具有多种优势，具体特点及优势见下列说明。 H类和R类保险丝盒尺寸相同，但R类保险丝盒具有弹出功能，只允许插入R类保险丝。

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LFR254001C 数据手册

POWR-GARD^®Blocks and Holders Datasheet

LF SERIES CLASS H/K5 AND R FUSE BLOCKS

250 V • 600 V

Speciﬁcations

Voltage Rating

250 V, 600 V

Ampere Ratings

Leakage Current

Withstand Rating

0–600 A

<0.6 mA at 600 V

Class H: 10 kA RMS SYM

Class R: 200 kA RMS SYM

Materials:

Base

Thermoplastic

Fuse Clip

Box Lug

Tin plated copper alloy

Aluminum

Pressure Plate

Screw

Zinc plated steel

Description

Flammability Rating

Approvals

UL94 V-0

The Littelfuse Class H/K5 and R blocks offer many benefits

such as indication, snap-to-release DIN rail mounting and

mounting flexibility for easier installation. 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.

UL Listed (File: E14721)

CSA Certiﬁed (File: LR7316)

RoHS Compliant, Lead (Pb) Free

Environmental

Recommended Fuses

Class H/K5 Blocks – 250V

NLN

Features/Beneﬁts

ꢁꢀ

Accommodates a wide range of existing mounting

Class R Blocks – 250V

FLNR/FLNR_ID, KLNR, LLNRK

conﬁgurations

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 H/K5 Blocks – 600V

NLS

ꢁꢀ

Class R fuse blocks

Covers available for 100 A and lower to enhance safety

Both hex and slot set screw options available on 60

Class R Blocks – 600V

FLSR/FLSR_ID, KLSR, LLSRK/LLSRK_ID, IDSR

ꢁꢀ

Ampere, 600 Volt Class R box lugs

Web Resources

Sample requests, downloadable CAD drawings and other

technical information:

Littelfuse.com/lfh

Littelfuse.com/lfr

Littelfuse.com

Rev: 081622

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