SECLSystem Engineering Consulting Limited

Services · MAC

Main Automation Contractor

As Main Automation Contractor we take single-point responsibility for the process control system: the specifications, the bid package, the vendors, the testing and the documentation, from FEED to as-built.

During FEED

  • The complete PCS project specification set: DCS, ESD/SIS, SCADA, compressor control, machine protection, alarm management, data acquisition and historians, and analytical systems.
  • Typical system drawings and the scope of work for the MAC invitation to bid.
  • I/O estimation, system sizing and power requirements.
  • System philosophies and the split of scope between the MAC and package suppliers.
  • Preliminary cost estimation to support the project's CAPEX case.

During EPC and at site

  • Project-management support through detailed design.
  • Review of third-party and vendor packages.
  • MAC interface management between contractor packages.
  • Preliminary and critical design reviews, and risk assessments.
  • Attendance and witness of FAT and integrated FAT.
  • Site installation supervision, pre-commissioning and commissioning support.
  • Site acceptance tests, documentation close-out and as-built records.

Where we have done it

We have delivered MAC scopes on greenfield and brownfield projects across oil and gas, petrochemicals, power and utilities, including a series of compressor, turbine-generator and safeguarding system upgrades on live LNG trains. We also act as system integrator for SCADA systems together with our partners. The project register lists the recent work.

Discuss a scope of work

Call +44 7875 603514 or write to info@secluk.com and we will come back to you with a view on scope, schedule and the team we would put on it.

Contact SECL