4. Work Flow Chart of Erection Sequence4.1. The installation of diesel generator distribution cabinets has been completed, the ground is reliable, meets the design requirements, the general contractor, supervisor and the owner have passed the acceptance. All conditions are met. Technicians can make statements before a single commissioning.4.2. Construction environment: 4.3. The construction site should be level and clean without debris. 4.4. Equipment identification is clear and complete; 4.5. The construction site has been cleaned up, and has good lighting or lighting conditions and equipped with fire-fighting equipment suitable for electrical fires; 4.6. The insulation test should be in good weather and covered The temperature around the test object and the instrument should not be lower than 5℃, and the relative humidity of the air should not be higher than 80%; 4.7. The construction road should be unblocked, and the traffic arteries should not be randomly stacked. 4.8. The power supply is in place to meet the construction requirements. 4.9. Pay attention to the protection of finished equipment.