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| General Description - BS 646 | ||||||||||||||||
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Product Description |
This type of fuse-links with current rated up to 5 amperes are intended for use in plugs, and socket-outlet adaptors to BS546 (BS1363/3) for two wire circuits of which the declared voltage does not exceed 250 volts a.c. at 50 cycles per second, 250 volts d.c.
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| Model Numbers |
This series of fuse-links contains the following types. They are;
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| Dimensions |
ø 5.3+0.16/-0.09 X 19+0.84/-0.35 mm
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| Construction |
Electroplated end caps substantially co-axial with a ceramic barrel. Sand filled inside of the body.
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| Current and Voltage ratings |
1A, 2A, 3A and 5A / 250Va.c.
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| Frequency |
45Hz to 62Hz
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| Breaking Capacity Rating |
1,000A at 250Va.c. with cos  0.6 or less
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| Power Loss Rating and Color |
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| Marking |
Trade mark, ampere rating, and BS646.
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| Electrical Characteristic |
Fuse-link must not operate when within 30 minutes at 160% of rated current. Fuse-link must operate when within 30 minutes at 190% of rated current. |
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| Standard |
Comply to BS646:1958 standard including amendment 1.
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| Test Reports | Products fully tested by SEMKO. | |||||||||||||||