Transformer





Preventive Maintenance Services

DOWNLOAD 2021 LIST OF CLIENTS

Transformer Test and Services

Turn Ratio Test,
Insulation Resistance Test,
Excitation Current Measurement Test
Winding Resistance DLRO
Contact Resistance DLRO
Polarity and phase relation test on the rated voltage


Air Circuit Breaker Test
Insulation Test,
Contact Resistance,
Trip Unit Test

🏢 Econtractor Construction OPC

Expert Preventive Maintenance Services for commercial and industrial electrical systems


🔧 Our Services Include:

  • Thermal Imaging / Scanning of electrical panels
  • Megger Testing (Insulation Resistance Testing)
  • Power Quality Analysis (PQA)
  • Electrical Load Balancing & System Coordination
  • Capacitor Bank Supply & Installation
  • Planned Shutdown Maintenance for Facilities

📍 We Serve:

Metro Manila, Pampanga, Bulacan, Cavite, and surrounding provinces


🏭 Ideal for:

Factories, warehouses, malls, BPO offices, high-rise condos, hospitals, and commercial buildings


  • “Where can I get thermal scanning for electrical panels in the Philippines?”
  • “How do I reduce my electric bill with a capacitor bank?”
  • “What’s the price of shutdown preventive maintenance?”
  • “Who does Megger testing for buildings?”

📞 Contact Us:

Phone: 09169806008
Email: Engr.manansala@Gmail.com
Website / FB Page: econtract 










Econtractor Construction OPC

Expert Preventive Maintenance Services for commercial and industrial electrical systems


🔧 Our Services Include:

  • Thermal Imaging / Scanning of electrical panels
  • Megger Testing (Insulation Resistance Testing)
  • Power Quality Analysis (PQA)
  • Electrical Load Balancing & System Coordination
  • Capacitor Bank Supply & Installation
  • Planned Shutdown Maintenance for Facilities

📍 We Serve:

Metro Manila, Pampanga, Bulacan, Cavite, and surrounding provinces


🏭 Ideal for:

Factories, warehouses, malls, BPO offices, high-rise condos, hospitals, commercial buildings


  • “Where can I get thermal scanning for electrical panels in the Philippines?”
  • “How do I reduce my electric bill with a capacitor bank?”
  • “What’s the price of shutdown preventive maintenance?”
  • “Who does Megger testing for buildings?”

📞 Contact Us:

Phone: 09169806008
Email: Engr.manansala@Gmail.com
Website / FB Page: econtract 











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