| Single Phase / Three Phase | 3 Phase |
| Product Type | Type B |
| Amper (A) | 20A |
| Kilo Amps (Ka) | 4.5 Ka |
| Number of Poles | 3 |
Legrand Automatic Fuse XS3 Type B 3x20Amper 4.5Ka 403218 , also known as miniature circuit breakers, are protection and switching circuit elements designed to protect the electrical installation and system against overcurrent and short circuits. Type B automatic fuse: It is generally used in home lighting, socket and control circuits. It is known as a fast type fuse .
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