Circuit breakers short circuit ratings | on ElectriciansForums

Discuss Circuit breakers short circuit ratings in the UK Electrical Forum area at ElectriciansForums.net

B

Bradzz

Hi im looking for a list of Circuit Breaker short circuit capacity ratings, that i can stick into my BGB.
list required would be for all fuse types, from BS 3036 to BS88. old and new types protective devices.
[ElectriciansForums.net] Circuit breakers short circuit ratings


Also is there such a thing as fuse wire sizes gauge card? if so can some one point me in the direction of obtaining one.
[ElectriciansForums.net] Circuit breakers short circuit ratings


Cheers people.
[ElectriciansForums.net] Circuit breakers short circuit ratings
 
BS7671:1992+A1:1994+A2:1997 533-01-04 A fuse shall preferably be of the cartridge type. Where a semi-enclosed fuse is selected, it shall be fitted with an element in accordance with the manufacturer's instructions if any. In the absence of such instructions, it shall be fitted with a single element of tinned copper wire of the appropriate diameter specified in Table 53 A.
TABLE 53A
Sizes of tinned copper wire for use in semi-enclosed fuses
Nominal current of fuse element (A)
Nominal diameter of wire (mm)
3
0.15
5
0.2
10
0.35
15
0.5
20
0.6
25
0.75
30
0.85
45
1.25
60
1.53
80
1.8
100
2.0
 
BS7671:1992+A1:1994+A2:1997 533-01-04 A fuse shall preferably be of the cartridge type. Where a semi-enclosed fuse is selected, it shall be fitted with an element in accordance with the manufacturer's instructions if any. In the absence of such instructions, it shall be fitted with a single element of tinned copper wire of the appropriate diameter specified in Table 53 A.
TABLE 53A
Sizes of tinned copper wire for use in semi-enclosed fuses
Nominal current of fuse element (A) Nominal diameter of wire (mm)
3 0.15
5 0.2
10 0.35
15 0.5
20 0.6
25 0.75
30 0.85
45 1.25
60 1.53
80 1.8
100 2.0


well, that's buggered me up. my micrometer measures in thous' of an inch.can't do with these millionmetres
forum msays that's less than 6 characters. wish i could count like that.
 
Cheers MarkieSparkie, i have this Table, what im looking for is the rating, E.g. 1361 100A type II = 33KA .
But i require the total list for all protective fuses/Breakers.

Cheers people for the reponses.
 

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