Use of environmental conditions 1. altitudes less than 1000m; 2. the ambient air temperature: up to +40,

Ordering Information         When ordering, the user must provide the following information:         1. Main Wiring diagram number, purpose and single system diagram, rated voltage, rated current, rated short-circuit breaking current, power distribution room layout and arrangement of the switchgear configuration diagram;         2. Switchgear control, measurement and protection requirements and other requirements and automatic device locking and the schematic diagram;         3. Switch cabinet main electrical components of the model, specification and quantity;         4. Such as the switchgear cabinet between the needs of the line or bus bridge connection, should provide the rated load bus traffic off the bridge, bus bridge span, height, etc. to specific requirements from the data;         5. Switchgear used in special environmental conditions, should be explained in detail in the order;         6. Other special requirements