| BS 88 Ref. |
List Ref |
Current Rating In Amps (A) |
Fixing Centres |
(Inches) (mm)
(Overall Length) |
| - |
BINS |
2,4,6,10,16,20,25,32 |
2 3/8 |
60 |
| A1 |
BINIT |
2,4,6,10,16,20,25,32 |
1 3/4 |
44.5 |
| A2 |
BITIA |
2,4,6,10,16,20,25,32 |
2 7/8 |
73 |
| A3 |
BITIS |
32,35,40,50,63 |
2 7/8 |
73 |
| A4 |
BITCP |
32,40,50,63,80,100 |
3 11/16 |
94 |
| - |
BITFP |
160,200 |
3 11/16 |
94 |
| - |
BITBC |
2,4,6,10,16,20,25,32,40,50,63 |
4 3/8 |
111 |
| B1 |
BITC |
80,100 |
4 3/8 |
111 |
| B2 |
BITF |
125,160,200 |
4 3/8 |
111 |
| B3 |
BITKF |
250,315 |
4 3/8 |
111 |
| B4 |
BITMF |
355,400 |
4 3/8 |
111 |
| - |
BITKM |
250,315 |
4 3/8 |
111 |
| C1 |
BITM |
355,400 |
5 1/4, 7 1/4 |
133, 184 |
| C2 |
BITTM |
450,500,560,630 |
5 1/4, 7 1/4 |
133, 184 |
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BINS |
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BINIT, BITIS |
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BITIA, BITCP, BITFP, BITBC |
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BITC, BITF, BITKF,BITMF,BITKM |
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BITM / BITTM |
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