ACMV Electrical Work
Services
The ACMV electrical work includes the complete supply, installation, testing, and commissioning of all electrical systems required for the operation of air conditioning and mechanical ventilation systems in the building. All works shall comply with local electrical codes, ASHRAE standards, and relevant mechanical and electrical engineering practices.
Scope of Work
Work Scope
1 Power Supply and Distribution
- Provision and installation of power supply to all ACMV equipment including
- Chillers
- Air Handling Units (AHUs)
- Fan Coil Units (FCUs)
- Condensing Units
- Exhaust Fans and Fresh Air Fans
- Pumps (Chilled Water Pumps, Condensate Pumps, etc.)
- Supply and installation of power cables, conduits, and cable trays from distribution boards to ACMV equipment
2 Motor Control Centers (MCCs)
- Installation and termination of Motor Control Centers (where applicable)
- Integration of starters, overload protection, and control devices for motors
3 Control Wiring and Interfacing
- Installation of control wiring for:
- BMS/Direct Digital Control (DDC) systems
- Thermostats, sensors, actuators, and control panels
- Interface connections between mechanical equipment and electrical/control panels
4 Earthing and Bonding
- Proper grounding of all ACMV electrical components
- Equipotential bonding as per standard safety requirements
5 Testing and Commissioning
- Pre-commissioning checks (continuity, insulation resistance, phase rotation, etc.)
- Functional testing of equipment operation, control sequences, and safety interlocks
- Final commissioning with the mechanical team to ensure full system integration
6 Documentation
- Provision of as-built drawings showing electrical layouts and control schematics
- Operation and Maintenance (O&M) manuals for all ACMV electrical components
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