Round Cartridge Fuse Links With Knife Contacts

Short Description:

Variable cross-section fuse element made from pure metal sealed in cartridge made from high temperature resistant epoxy glass. Fuse tube filled with chemically treated high-purity quartz sand as arc-extinguishing medium. Dot-welding of fuse element ends to the knife contacts ensures reliable electric connection.


Product Detail

Product Tags

Applications

Protection against overload and short-circuit in electric line sand equipments (type gG), also available for protection of motors (type aM).Rated voltage up to 600V; Rated current up to 630A; Working frequency 50Hz AC; Rated breaking capacity up to 100kA.Compliant with GB13539 and IEC60269.

Design Features

Variable cross-section fuse element made from pure metal sealed in cartridge made from high temperature resistant epoxy glass. Fuse tube filled with chemically treated high-purity quartz sand as arc-extinguishing medium. Dot-welding of fuse element ends to the knife contacts ensures reliable electric connection.

Basic Data

The models, dimensions, ratings are shown in Figures 2.1~2.2 and Tables 2.

Table 2

Cat.
Number
Models Rated
Voltage
( V)
Rated Current(A) Dimensions/sizes(mm) Weight(g)
MIRO Cross
reference
Fig A B C E F K L N
0201 RO20 RSF-R 600 63~100 2.1 200 34 25 3 19 12.5 7 6.5 272
0202 RO20A 250 63~100 2.1 149 27 25 3 19 12.5 7 6.5 139
0203 RO20B 250 100~200 2.1 184 40 35 5 28 17.5 7 11 394
0204 RO20C 600 100~200 2.1 244 46 35 5 28 17.5 7 11 610
0205 RO20D FRS-R 250 200~400 2.1 219 53 48 6 41 24 10.5 16 740
0206 RO20E 600 200~400 2.1 295 66 48 6 41 24 10.5 16 1510
0207 RO20F 250 400~630 2.1 264 66 57 6 51 28.5 13.5 19 1250
0208 RO20G 600 400~630 2.1 340 76 57 6 51 28.5 13.5 19 2320

Note: The above products can be made as Figure 2.2.

 

Round Cartridge Fuse Links With Knife Contacts1

Table 2(Cont.)

Cat.
Number
Models Rated Voltage(V) Rated Current(A) Dimensions/sizes(mm) Weight(g)
MIRO Cross
reference
Fig A B C E F
0209 OT100 OT100 250 63~100 2.2 151 27 29 3.2 19.1 120
0210 OT200 OT200 250 100~200 2.2 181 40.3 37.5 4.8 28.6 320
Round Cartridge Fuse Links With Knife Contacts1.1
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