ETMain-18
Energy-Technik

Power Systems and Electrification

Maintenance of a General Electric EntelliGuard G Air- Circuit Breakers

February 2026, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

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      Maintenance activities include :

  1. Visual inspection.


  1. Mechanical tests for racking, switching & spring charging,


  1. Electrical control & remote operations,


  1. Electronic release protection function tests,


  1. Electronic release settings, events & timestamp review,


  1. Contact resistance,


  1. Insulation resistance.

Maintenance of ABB REF615 IEDs

February 2026, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

      Maintenance activities include :

  1. Visual inspection.


  1. Time & date synchronization,


  1. Parameter settings review,


  1. Application configuration & logic review,


  1. Review events, fault recorders, disturbance handling,


  1. Protection function tests including trip circuits.

Screenshot from 2026-03-17 13-26-57

Maintenance of ABB VD4 Medium-Voltage Vacuum Circuit-breakers

February 2026, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

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      Maintenance activities include :

  1. Visual inspection.


  1. Mechanical racking tests,


  1. Functional tests for mechanical interlocks,


  1. Functional tests for the circuit-breaker,


  1. Insulation resistance (IR) measurement,


  1. Contact resistance (CR) measurement.

Maintenance of Schneider Electric Trihal Dry-type Transformer

December 2026, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

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      Maintenance activities include :

  1. Visual inspection.


  1. Fan force test,


  1. Insulation resistance,


  1. Polarization index,


  1. Winding resistance measurement,


  1. Transformer Turns Ratio (TTR).

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Maintenance of Schneider Electric SM6 Secondary Medium-Voltage System

December 2026, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

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       Maintenance activities include:

  1. Visual inspection.


  1. Functional tests for mechanical interlocks.


  1. Functional tests for the earthing switch.


  1. Functional tests for the SF6 switch- disconnectors.


  1. Functional tests for the SF6 circuit-breaker.


  1. Functional tests for the metering circuits.


  1. Functional tests for the protection circuits/IEDs.


  1. Signaling & indication.

Screenshot from 2026-03-17 12-50-28

Advanced Field Training for Emergency Power Transfer

October 2025, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

Field training for the operators on fast, safe & effective switching of energy between the main lines

      Training included :

  1. Safe circuit-breaker rack-in & rack-out,


  1. Events monitoring & fault handling,


  1. Safe switching of the loads,


  1. Power restoration online (1),


  1. Power restoration online (2).

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Low-Voltage Equipment Repair

October 2025, commercial, hotels & resorts, Jeddah, Kingdom of Saudi Arabia

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       Repair of low-voltage switchgear including.

  1. Power Factor Control Cubicles (PFCCs) damaged by harmonics.


  1. Automatic transfer circuit (1 out of 2) in case of mains failure & power restoration.

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Substation Field Training

October 2025, commercial, hotels & resorts, Mekka, Kingdom of Saudi Arabia

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       Field training for the operators on fast, safe & effective switching & operation of the substation.

       Training included.

  1. Safety.


  1. Main Distribution Boards (MDBs).


  1. Air Circuit Breakers (ACBs).


  1. Emergency Distribution Boards (EMDBs).


  1. Power Factor Control Cubicles (PFCCs).


  1. Generator synchronization switchboard (SYNC).


  1. Dry-type transformers.


  1. Ring Main Units (RMU).


  1. Automatic & manual transfer (2 out of 3) on the low- voltage side.


  1. Manual transfer of the main medium-voltage loop supply & transformers.

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Maintenance of Low-Voltage Switchgear

October 2025, commercial, hotels & resorts, Mekka,Kingdom of Saudi Arabia

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Copilot_20250601_124605

       Maintenance of low-voltage switchgear including protection system including.

  1. Main Distribution Boards (MDBs).


  1. Air Circuit Breakers (ACBs)


  1. Emergency Distribution Boards (EMDBs).


  1. Power Factor Control Cubicles (PFCCs)


  1. Generator synchronization switchboard (SYNC)

Testing & Commissioning a 4.16kV, 3.77 MVA Emergency Diesel Generator Protection System

2025, Electrical Generation Power Plant, Kingdom of Saudi Arabia

      Testing & Commissioning of a medium-voltage emergency diesel generator protection system including.

  1. Mechanical system protection.

  • Bearing temperature
  • Stator winding temperature
  • Overspeed

  1. Excitation system protection.

  • Excitation loss
  • Field current limitation
  • Generator current limitation
  • Set-point limitation
  • Rotor earth-fault protection

  1. Electrical protection.

  • Generator winding differential protection
  • Overcurrent & short-circuit protection
  • Negative phase sequence current protection
  • Reverse power protection
  • Over & under-voltage protection
  • Over & under-frequency protection
  • Earth-fault current protection
  • Phase unbalance protection
Copilot_20250601_124605
Copilot_20250601_124605

Repair of a Medium-Voltage SF6 Circuit-Breaker

July 2024, industrial, LED lighting products factory, 6th of October, Egypt

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Copilot_20250601_124605

      Repair of the medium-voltage breaker electrical circuit & mechanism that prevented proper rack-in & rack-out.

Testing & commissioning of Medium-Voltage Switchgear

2024, industrial, Water pumping booster station, Aswan, Egypt

      Testing & commissioning of a 11 kV Unigear system for primary distribution within the plant & another 3.3 kV Unigear system for motor control & protection. Each system included 10 cubicles.

Copilot_20250601_124605
Copilot_20250601_124605

Low-voltage EV Charging Solution

2022, industrial, automotive, 6th of October, Egypt

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      Supply of a safe & reliable distribution board for charging electrical vehicles.

      Three EV charger sub-main distribution board (SMDB), each including six charging lines.

       Activities include

  1. Specification.


  1. Engineering and Design.


  1. Manufacturing & procurement.


  1. Installation, testing & commissioning.

Low-voltage EV Charging Solution

2022, industrial, automotive, 6th of October, Egypt

      Supply of a safe & reliable distribution board for charging electrical vehicles.

      Three EV charger sub-main distribution board (SMDB), each including six charging lines.

       Activities include

  1. Specification.


  1. Engineering and Design.


  1. Manufacturing & procurement.


  1. Installation, testing & commissioning.

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Substation Maintenance

September 2022, agricultural farm, Alexandria-Cairo road, Egypt

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  • 16-01

    A one year substation maintenance contract to preserve the farm assets.

    The assets included.

  1. Generators (SCANIA, CAT, CUMMINs).


  1. Distribution transformers 22/0.4 kV 300 kVA & 500 kVA (El-MACO).


  1. Manual transfer switches (mts).


  1. Sub-main distribution boards (SMDBs).


  1. Motor control circuits 50hp.


  1. Solar PV pumping plant – 46.5kwp.

16-02

Maintenance of Low-Voltage Switchgear & Power Cables

February 2022, commercial, hotels & resorts, Heliopolis, Cairo, Egypt

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All of the low-voltage power cables required condition assessment after they dropped into water due to the failure of the cable tray structure. Additionally, there were no drawings for the old plant, the load for each outgoing module was not known & the mains interlocking circuit was defective.


The following services were performed to solve the underlying issues

  1. Load profile measurement


  1. Assessment of (x84) power cable lines


  1. Circuit-breaker assessment


  1. Corrective maintenance of 2 out of 3

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Replacement of old Main Distribution Boards

May 2021, industrial, dairy factory, Fayoum, Egypt

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         Supply of safe & reliable outdoor distribution boards for electrical distribution within the factory.

Supply of SMDBs

May 2021, industrial, dairy factory, Fayoum, Egypt

         Supply of safe & reliable outdoor distribution boards for electrical distribution within the factory.

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Transformers Maintenance

May 2021, industrial, dairy factory, Fayoum, Egypt

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         Maintenance of distribution transformer, 200KVA, 11/0.4kV

Power Cable Installation

May 2021, industrial, dairy factory, Fayoum, Egypt

         Supply, installation, testing & commissioning of 1000 meters of low-voltage underground power cables, 3x70+35 mm2 – 4x35mm2.

         The cable installation complies with the Egyptian electrical standards.

08-02