Engineering Services
Engineering Services Group: Handles all phases of substation construction, installation and repair, High Voltage Cable Installation, Splicing and Termination, Fault Location, Underground System Layout and Maintenance, and Cogeneration. Three-C is ready to assist you with all stages of power systems construction - from site excavation to start-up, from new construction to retrofit work.
Provides all services from startups, system evaluations, short circuit coordination studies, and harmonics measurement to complete acceptance and preventive maintenance testing on all types of power equipment, including Transformers, Circuit Breakers, Rotating Equipment, Relays, Battery Systems, and Dielectric Fluids.
List of Engineering Services Provided |
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| Circuit Breakers: Low Voltage Primary Current Injection Secondary Injection Contact Resistance Insulation Resistance Functional Solid State Trip Unit Retrofits Circuit Breakers: Medium & High Voltage Contact Resistance (up to 100A) Time/Motion Analysis Oil/SF6 Testing Leak Testing & Repair Functional Vacuum Bottle Integrity Internal Inspections Transformers Oil ASTM Screen Tests Dissolved Gas In Oil Analysis PCB Analysis Turns Ratio Dielectric Absorption/PI Index Insulation Power Factor Transformer/Bushings Oil/Excitation Load Tap Changer Service Leak Testing & Repair Oil Reclamation |
Mechanical Services Vibrational Analysis Non Destructive Examination Protective Relays Functional Testing Operational Testing Calibration Switches: Low, Medium & High Voltage Contact Resistance (up to 100A) Insulation Resistance Functional Mechanical Instrumentation Electrical-KWH, A, V, pF, Hz, SS, KW, KVAr, KVA Process Control: Pressure, RPM, Temperature, Flow, 4-20mA RTDs Calibration Functional Rescaling |
Instrument Transformers CT, VT, PT, CCVT Ratio & Polarity Insulation Resistance Burden/Saturation Insulation Power Factor Functional Cable Testing: Low, Medium & High Voltage Hipot Insulation Power Factor Dielectric Absorption Insulation Resistance Shield Continuity Cable Locating Fault Locating Rotating Equipment: Synchronous/Induction Generators & Motors Insulation Power Factor Dielectric Absorption Polarization Index Load Testing Field Resistance Voltage Regulator Calibration Vibrational Analysis Shaft Discharge Analysis Magnetization Analysis Degaussing |
Switchgear Earth Resistivity Studies Grid Resistance Measurements GFI Calibration Battery Systems AC Impedance Measurements System Ripple Measurements DC Voltage Measurements Specific Gravity Load Testing Charger Calibration Engineering Services System Studies Short Circuit Studies Coordination Studies Load Flow/Voltage Drop Power Quality Harmonics Measurement Voltage Disturbance Analysis Power Metering CAD/SCADA Multiyear PM Programs System Start Up Troubleshooting Design Services |