You Searched for - is/iec 62820 : part 1 : sec 1
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    IS/IEC 62820 : Part 1 : Sec 1 : 2016 ( IEC 62820-1-1 : 2016)     (Reaffirmed Year : 2021 )

    Building Intercom Systems Part 1 System Requirements Section 1 General

    Technical Committee : LTD 26
    Status : Active

    No. of Amendments : 0
    Price : ₹ 5,600.00 ( US$ 66.00)