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    IS/IEC 60255 : Part 149 : 2013 ( IEC 60255-149 : 2013)    

    Measuring Relays and Protection Equipment Part 149 Functional Requirements for Thermal Electrical Relays

    Technical Committee : ETD 35
    Status : Active

    No. of Amendments : 0
    Price : ₹ 6,800.00 ( US$ 80.00)

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