2. The insulation layer of the input cable is not damaged, and the cover plate of the junction box is fastened and sealed in good condition. 3. The low-voltage plug-in interface is not damaged, and the wiring harness is fixed reliably and effectively. 4. The grounding wire meets the technical requirements and is firmly fixed. 5. The cooling water pipe joint is fixed in good condition, and the water pipe is free of aging, deformation and leakage.
正在翻译中..