Our Subsidiaries
OSA Valve Services Pte Ltd
 PT SWTS Indonesia
MARC (Thailand) Co. Ltd
 GuangTong Machinery Engineering Co.
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New and/or Refurbishment of Equipment and System:


COMPLETE DESIGN AND ENGINEERING CAPABILITY

• Power System Study & Design
• VMS & PMS Topology Design
• Preliminary Design
• Detail Design
• Short Circuit Study
• Device Co-Ordination Study
• Harmonic Study
• Harmonic Filter Design



SCOPE OF SUPPLY
• Main and Emergency Generator Switchboard
• Main Switchboard and MCC
• Ship Services Switchboard
• Propulsion Converter System
• Propulsion Motor
• Power System Protection
• Power Management System
• Vessel Management System
• Generator Power Adaptation System
• Intelligent Power Plant
• Independent Joystick & Thruster Control
• AC & DC Drilling Motor ( Traction )
• MV/LV Switchgear
• Motor Control System
• Load Shedding and Load Sharing Control
• Auto and Manual Synchronizing Control
• 6/12/24 Pulse Converter Transformer
• Ship Services Transformer
• Silicon Control Rectifier (SCR) Switchboard
• Electric Propulsion
• Power Generation and Distribution System
• Monitoring and Alarm System
• Interface with Dynamic Positioning System
• Integrated Electrical System
• Drilling Drive System (SCR and VFD)
• Propulsion & Thruster Drive System
• Drilling & Propulsion Drive Transformer and Motor
• Generator Governing System - Digital and Hydraulic
• Mud Pump, Drawwork/Elmagco Brake, Top Drives/Rotary Table
• Anchor Winch, Cementing/Cutting/Re-Injection


Apart from new supply, SWTS renown service since 1973 also caters to refurbishment, modernization, repair, installation, testing and commissioning of all the above equipment and system present in existing FPSO, Jack-Up, Semi-Submersible, Drill Ship, Exploration & Production Platform, Marine Vessel and Land Drilling Rig.