
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RT18 Series cylindrical fuse
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RT18 Series cylindrical fuse Description
Scope of application |
It is applicable distributing equipment in indusrtial electrial installation of AC50Hz(or60Hz) rated voltage 500V ,rated current 63A and below.against damage due to overload or short eircuit. |
Type and meaning |
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Main technical parameter |
Type | Rated voltage | Rated cuttent | Rated breaking capacity | Rated power dissipation of fuse-link | Weight of Holder | Weight of fuse-link | Holder | Fuse-link | l1 kA | COSφ | RT18-32 | 500V | 32 | 2,4,6,8,10,12,16,20,25,32 | 63 100 | 0.1~0.2 | ≤3 | 82 | 8 | RT18-63 | 63 | 2,4,6,8,10,12,16, 20,25,32,40,50,63 | ≤5 | 206 | 20 | RT18A-32 | 32 | 2,4,6,8,10,12,16,20,25,32 | ≤3 | 82 | 8 |
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Outline and installation |
1、The outline size of the fuse-link see the following map and table |
 | Type | Size | L | C | Hmax | RT18-32 | 10×38 | 38±0.6 | 10.3±0.1 | 10.5 | RT18-63 | 14×51 | | 14.3±0.1 | 13.8 |
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2、The outline installation size of the holder of the fuse see the following map |
 | Type | A | B | C | D | E | F | G | RT18-32 | 63 | 60 | 79 | 35 | 80 | 18 | 54 | RT18-63 | 78 | 76 | 103 | 35 | 110 | 25 | 75 |
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