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Factory electrical installation construction specifications
Release time：2019-08-20 | Source：HUA LI JI DIAN.
Factory electrical engineering is an important link in plant construction equipment, mechanical and electrical equipment generally refers to large-scale production equipment with power control, to further control the quality of mechanical and electrical equipment installation provides a practical way, mechanical and electrical equipment installation quality control is the target control, The installation staff of electrical and mechanical equipment is required to regularly compare the planned objectives of the installation with the actual installation, and to take immediate control measures to ensure the smooth installation of electrical works throughout the plant.
1. Installation of electricians, welders, lifting workers and electrical commissioning personnel, etc. , in accordance with the relevant requirements of the certificate on duty.
Installation and commissioning with various types of measuring instruments, should be checked qualified, when used within the validity period.
In addition to the design requirements, the steel structure components of the load-bearing building shall not be used to connect the fixed electrical lines, equipment and equipment of the bracket, bolts and other components;
The rated voltage AC 1kV and below, DC 1.5kV and below shall be low voltage electrical equipment, appliances and materials;
Metering instruments on electrical equipment and instruments related to electrical protection shall be certified and qualified, and should be within the validity period when put into trial operation.
The leakage protection device of power and lighting engineering shall be tested for simulated action.
Ground (PE) or zero-to-zero (PEN) feeders must be connected separately to the ground (PE) or zero-to-zero (PEN) trunks and must not be connected in series.
The handover test of low-voltage electrical equipment and wiring system shall comply with the provisions of this specification.
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