This document specifies the components and environmental requirements,safety and protection requirements,technical requirements,testing methods,signs,packaging,transport,and storage of the laser directed energy deposition machines.
This document is applicable to the design and manufacture of additive manufacturing machines using laser directed energy deposition process with metal powder as raw material.
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This standard specifies the classification and naming, the performance requirements, together with the test methods and conditions, required to show compliance of lamps for stable operation, having:—A rated power up to 60 W;—A rated voltage of AC 220 V, a rated frequency of 50 Hz;—Screw cap listed in GB/T 1406.1 or bayonet caps listed in GB/T 1406.5.
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This standard specifies the classification of non-directional self-ballasted LED-lamps for general lighting services.
This standard applies to the non-directional self-ballasted LED-lamps intended for domestic and similar general lighting purposes, having:
—A rated voltage of AC 220 V, a rated frequency of 50 Hz;
—Screw cap listed in GB/T 1406.1 or bayonet caps listed in GB/T 1406.5.
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