Ensure Cable Reliability with Expert Testing and Jointing.
At Sigma Power Services (SPS), we are industry leaders in power cable testing, jointing, and termination. Our comprehensive suite of services ensures the integrity and performance of your power cables, minimising the risk of failures and enhancing operational efficiency.
Our expert team leverages years of hands-on experience and cutting-edge technology to deliver precise insights into the condition of your power cable insulation. By identifying potential weaknesses early, we help clients prevent costly downtime and extend the lifespan of critical infrastructure.
Comprehensive Power Cable Testing Solutions
Sigma Power provides a wide range of testing services designed to assess and ensure the health of your power cables, from initial commissioning to ongoing maintenance.
Core Testing Services Include:
VLF Withstand Test: Detects insulation weaknesses by applying Very Low Frequency (VLF) stress to cables, ensuring they can withstand operational voltages
VLF Tan Delta Test: Measures insulation quality and detects degradation by assessing dielectric losses under VLF conditions
Offline and Online Partial Discharge Testing: Identifies insulation defects, preventing failures through advanced PD detection techniques
Insulation Resistance and Polarisation Index Testing: Evaluates overall insulation health by measuring resistance and dielectric absorption
Sheath Integrity Test: Ensures cable sheath protection against moisture ingress and external damage
Fault Location and Pinpointing: Accurately identifies cable faults to expedite repairs and minimise downtime
Time Domain Reflectometry (TDR) Test: Locates discontinuities and faults by sending a signal through the cable and analysing reflections
Precision Jointing and Termination Services
Beyond testing, Sigma Power excels in delivering high-quality jointing and termination services. Our skilled technicians ensure seamless integration of power cables, maintaining system performance and safety.
Cable Jointing: Reliable and durable connections to restore and extend cable functionality
Cable Termination: Expert termination solutions that ensure secure, long-lasting connections to equipment
Maximise Cable Performance with Sigma Power
By choosing Sigma Power Services, you benefit from unparalleled expertise, state-of-the-art diagnostic tools, and a commitment to excellence. Our solutions are tailored to meet the needs of each client, ensuring your power cables remain in peak condition, reducing the risk of unexpected failures.
Trust Sigma Power to safeguard the integrity of your power cables. Contact us today to learn how our testing, jointing, and termination services can optimise your infrastructure.
Power Cables FAQ’s
Regular testing helps identify potential insulation issues, locate faults, and assess the overall health of power cables. This ensures reliable operation, minimises downtime, and prevents costly failures in electrical systems.
The VLF Tan Delta Test measures the condition of cable insulation by evaluating its dielectric losses. It provides valuable insights into aging, moisture ingress, and overall insulation integrity, helping to predict future performance.
Fault Location and Pin Pointing techniques allow accurate identification of issues within power cables, minimising excavation and repair time. This ensures swift and cost-effective resolution of cable faults.
Our Values
Driven by the principle of ‘Delivering Value. Always!’ our core values serve as a foundation for company culture and guide decision making, and interactions with customers, employees and partners across the group.
People
Safety
Exceptional Skill
Exemplary Service
Care
Common Systems