NUP 3984 ECMA Applicable to large and medium-sized motors, machine tool spindles, internal combustion engines, generators, gas turbines, reduction boxes, rolling mills, vibrating screens, lifting and transportation machinery, etc。
NUP 3984 ECMAIt is applicable to large and medium-sized electric motors, rolling stock, machine tool spindles, internal combustion engines, generators, gas turbines, reduction boxes, rolling mills, vibrating screens and lifting and transportation machinery.
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