GB 50052-2009 第3.3.1条
| Operating aisle width for LV distribution cabinets: fixed-type single-row not less than 1.5 m, double-row not less than 2.0 m; draw-out type single-row not less than 1.8 m, double-row not less than 2.3 m.
| Operating aisle width for LV distribution cabinets: fixed-type single-row not less than 1.5 m, double-row not less than 2.0 m; draw-out type single-row not less than 1.8 m, double-row not less than 2.3 m.
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