National Specifications for Film and Television Lighting in the Studio (Excerpt) GYJ45-92 1. The vertical illumination of the integrated light in the studio illumination studio should not be less than 2000LX; 2. The color temperature of the studio and the color temperature of the color rendering area are 3050± 150K; The color rendering index of the zone light should not be less than 85 (continuous spectrum); 3. The requirements of the studio lighting for power supply The studio lighting supply is AC three-phase four-wire, 380V/220V, 50Hz. To the lamp voltage is 220V AC single phase, the system grounding form uses TN-S system. When the studio does not record the program, the lighting power supply (ie, the incoming power of the dimmer room power distribution cabinet) should be disconnected. The working illumination of the studio is powered by the lighting system and the horizontal illumination should not be lower than 100LX. 4. Light source, lamp and connector studio should use light source and lamp with high light efficiency. The color temperature should be 3150±50K, and the color rendering index Ra should be no less than 85 (continuous spectrum). The electrical, mechanical and fire performance of the lamp should be It meets the requirements of GB 9001-86 for general safety requirements and tests of luminaires; the sockets for three-core film and television lighting should be selected for the sockets of lamps and lanterns, and must meet the requirements of the standard for single-phase three-pole plugs, sockets and connectors for film and television stage lighting; Should be grounded. 5, cable studio lighting cable should use flame-retardant copper core three-core cable (phase line, neutral line and protective ground wire); studio flame-retardant copper core control cable core section should not be less than 0.5mm2; non-mobile in the studio Cables should be laid along the bridge, trunking or through the pipe.
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