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This is 3+N Pole Type B Residual Current Circuit Breaker 40A 5SM3 30mA manufactured by Siemens. The manufacturer part number is 5SM3344-4. The product has a current rating of 40a. Moreover, the product has a nominal 400v voltage rating. Allows up to 30ma trip sensitivity. The product 5sm3, is a highly preferred choice for users. It allows type b tripping features. It features sentron range. It has equipped with 4 poles.
For more information please check the datasheets.
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