The following are the key points to ensure that the installation of the central air conditioning switchboard complies with local safety standards in Southeast Asia:

1. Preliminary preparation

1. Delve into local regulations:

- Collect and carefully study the local laws and regulations, technical standards and building codes on electrical installation in Southeast Asia, and clarify the specific safety requirements of distribution cabinet installation, such as the allowable range of grounding resistance.

- Pay attention to whether there are special industry standards or regional regulations that may have an impact on the installation process and material selection.

2. Hire professionals:

- Set up a professional installation team, the team members should include experienced electrical engineers, skilled electricians and construction personnel familiar with the local construction environment.

- Ensure that electrical engineers have relevant professional qualifications and experience in Southeast Asia to accurately understand and apply local safety standards.

3. Planning and design:

- According to the power requirements of the central air conditioning and the use of the environment, a reasonable distribution cabinet design. The design scheme should comply with the local electrical layout regulations to ensure the rationality and safety of the circuit.

- Select the right PDC model and specifications to ensure that it meets the operation requirements of the central air conditioner and reserves space for expansion.

Second, the installation process

1. Materials and equipment procurement:

- Select only electrical materials and equipment certified to local safety standards, such as wires, circuit breakers, contactors, etc. Check the certification mark and quality inspection report of the product to ensure its quality is reliable.

- For places with special environmental requirements, such as humid areas, materials and equipment with moisture-proof and water-proof properties should be selected.

2. Construction quality control:

- Installation in strict accordance with the design scheme and local construction specifications. Ensure that the PDC is correctly installed and securely secured to prevent device damage or accidents caused by vibration or external forces.

- Ensure that the wiring is neatly laid and standardized to avoid crossing, winding or excessive bending of the wires. Wiring in accordance with standard color coding to facilitate future maintenance and overhaul.

- Install the grounding system correctly and ensure that the grounding resistance meets local standards. Use ground materials that meet requirements and make reliable connections.

3. Safety protection measures:

- Set up necessary safety protection facilities around the distribution cabinet, such as guard rails, warning signs, etc., to prevent non-professionals from touching or approaching by mistake.

- Install leakage protection devices, overload protection devices and other safety equipment to ensure that the power can be cut off in time in the event of electrical failure to protect the safety of equipment and personnel.

Iii. Acceptance and testing

1. Internal self-test:

- Internal self-check by the installation team after installation. This section describes how to check the installation quality of the PDC, whether cables are correctly connected, and whether safety devices work properly.

- Use professional testing instruments to test electrical parameters, such as voltage, current, insulation resistance, etc., to ensure that all indicators comply with local safety standards.

2. Third-party acceptance:

- Invite local qualified third-party testing institutions for acceptance. A third-party organization will conduct a comprehensive inspection and test of the PDC installation in accordance with local safety standards and specifications.

- Rectify the existing problems in a timely manner according to the acceptance report of the third party until the acceptance is qualified.

3. Training and document management:

- Train the personnel who use and maintain the central air conditioner PDC, so that they understand the operation methods, safety precautions and emergency measures of the PDC.

- Establish a sound document management system, and archive and save the design scheme, construction drawings, bill of materials, test reports and other documents during the installation process for future reference and inspection by regulatory authorities.