Construction of a Triple Superphosphate (TSP) Production Plant in M’dhilla 2

Construction of a Triple Superphosphate (TSP) Production Plant in M’dhilla 2 :

• Electrical Transformers 30/5.5 kV

Study and Implementation of MV Protection Systems

• Conducting a Selectivity Study.
• Configuration of MV Protection Relays.
• Verification of Trip Curves and Adaptation to Network Requirements.

Validation and Qualification of MV Equipment

MV Switchgear:

• Dielectric insulation testing.
• Functional testing of circuit breakers and switches.

MV Cables:

• Insulation resistance testing.
• Dielectric strength testing.

MV Motors:

• Insulation resistance testing.
• Ohmic resistance testing.

Complete Commissioning of the Transformer:

• Installation and connection of the transformer.
• Analysis, filling, and treatment of transformer oil.

Execution of Electrical Tests on the Transformer:

• Measurement of the transformation ratio (Ratio Test).
• Measurement of winding resistance.
• Measurement of insulation resistance and polarization index.
• Dielectric tests and power factor measurement (Tan Delta).
• Short-circuit impedance measurement.
• Measurement of no-load and load magnetizing current.

Connection of the 25 MW Turbo-Generator to the STEG Network.