Description

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.

Features/Benefits

 Accommodates a wide range of existing mounting

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 R fuse blocks

 Covers available for 100 A and lower to enhance safety

 Both hex and slot set screw options available on 60

Ampere, 600 Volt Class R box lugs

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

Materials:

Base Thermoplastic

Fuse Clip Tin plated copper alloy

Box Lug Aluminum

Pressure Plate Zinc plated steel

Screw Zinc plated steel

Flammability Rating UL94 V-0

Approvals UL Listed (File: E14721)

CSA Certified (File: LR7316)

Environmental RoHS Compliant, Lead (Pb) Free