Customer:
Escondida Mining, BHP Billiton
Year 2015:
Duration: 6 months
Areas:
Electricity, Mechanics, Instrumentation, Piping
Man-Hours:
500.000
PRE COMMISSIONING
Precom – Electrical
Comprehensive checks, schematic diagrams check, loop diagrams check, electrical motors tests and commissioning, conveyor belts system tests and commissioning, MT and BT’s CCM tests and commissioning.
Precom – Mechanical
Hydraulic units and circuits tests and commissioning, laser alignment measurement, support in testing and commissioning for power equipment, reducers, belts (alignment), agitators, HVAC systems, etc.
Precom – Instrumentation.
- Comprehensive check.
- Loop diagrams check.
- Commissioning, check and calibration of analogue, discreet and digital instrumentation (field buses).
- Support for tests and commissioning of distributed control and PLC´s.
- Commissioning of control valves, ON-OFF valves; temperature, level, flow, PH transmitters, etc.
- Equipment calibration and setting
ASSEMBLY
Electrical assembly
- Takeoffs
- Electrical plumbing and duct banks
- Stringing of conductors
- Connections
- Equipment assembly (Boards, CCM, Switchgear, Luminaries, Converters, Heat Tracing, Lightning Conductors, Elevators)
- Instrument Assembly
- Equipment grounding
Piping Assembly
- Manual and Motor Valve Installation
- Support Installation
- Fitting Installations (Flanges, Gaskets, Paddles, etc)
Mechanical Assembly
- Pump Assembly
- Equipment Alignment
- Hood Installation in Conveyor Belts
- Idler Installation in Belts
Punch List
COMMISSIONING
Personnel Support for the Customer in all Plant’s commissioning and Setting up activities.