A)  AC/DC Motor, Pump & Alternator:
Induction motor, Slip-ring motor, Squirrel cage motors, Sewage pumps, Slurry pump, Submersible pump up to 1 MW.
DC Motors, Traction motor, Series motor, Shunt Motors, Compound motor, Permanent magnet etc up to 1.5 MW.
HV/MV Motors Up to large size Induction motor, Slip-ring motor, Synchronous motor etc up to 2.5 MW.
LV/HV Alternators up to 2.5 MW.
Dynamic Balancing of various brands of rotating equipment like rotor, IG fan,     
Impellers, FLV Wheels, Propeller

(B) Low Voltage:
LV-Switchgear Service / Maintenance / AMC up to 6300A.
Capacitor Bank Service / Maintenance / Testing.
Retrofitting & Refurbishment of LV Switchgear Systems.
Testing & Commissioning Services.
ACB, VFD, Soft Starter Repair & Rectification.

(C) Transformer, Sub-station & HV Cable:
Installation, Testing (Site testing, Special Testing – SFRA, Tan delta), erection & commissioning of Power & Distribution of Transformer, OLTC operation test, AVR & RTCC panel testing with Transformer.
Power & Distribution Transformer Testing, On-site Diagnostic Testing of Transformers:  Winding resistance test, Voltage Ratio and Vector group confirmation test, Frequency Response Analysis (FRA), No-load excitation current measurement Capacitance and dissipation factor measurement of the inner insulation Capacitance and dissipation factor measurement of high-voltage bushings, Impedance measurements (short-circuit impedance, zero sequence impedance).
Oil filtration, vacuum application & vacuum oil filling, Oil regeneration, Repair & maintenance of Transformers, Functional testing of Transformer protection accessories- MOG, Buch-holz relay, Sudden pressure relay, WTI, OTI, PRV etc
Transformer oil testing as per IEC (BDV, DGA, FURAN, IFT, Viscosity, Acidity, Tan delta, PCB content, Moisture etc.) Transformer Failure Diagnosis, Transformer condition assessment, Life enhancement.

Saras M&E Services LLC

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Saras M&E Services LLC

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