MID-1 SYLLABUS
SUBJECT: TESTING AND
COMMISSIONING OF ELECTRICAL EQUIPMENTS SUBJECT CODE: 2180901 B.E.
8 th SEMESTER
1. Safety Management:
Objectives, Safety Management during Operation and Maintenance, Clearance and
Creepages, Electric Shock, need of Earthing, different methods of Earthing,
factors affecting the Earth Resistance, methods of measuring the Earth
Resistance, Equipment Earthing and System Grounding, Earthing Procedure -
Building installation, Domestic appliances, Industrial premises, Earthing of
substation, generating station and overhead line.
2. Installation of
Electrical Equipment: Inspection of Electrical Equipment at site, Storage
Electrical Equipment at site, Foundation of Electrical Equipment at site,
Alignment of Electrical Machines, Tools/Instruments necessary for installation,
Technical report, Inspection, storage and handling of transformer, switchgear
and motors.
3. Testing of
Transformer, Plant and Equipment: General Requirements for Type, Routine
and Special Tests, Measurement of winding resistance; Measurement of voltage
ratio and check of voltage vector relationship; Measurement of impedance
voltage/short-circuit impedance and load loss; Measurement of no-load loss and
current; Measurement of insulation resistance; Dielectric tests;
Temperature-rise, insulation and HV test, dielectric absorption, switching
impulse test. testing of Current Transformer and Voltage Transformer, power
transformer, distribution transformer, CVT and special transformer with
reference to Indian Standard (IS). Drying out procedure for transformer. PI
index, Commissioning steps for transformer, Troubleshooting & Maintenance
of transformer. [Ref: IS 2026:Part_1-10-Power Transformers: Methods of Test; IS
13956:1994- Testing Transformers]
4.Installation and
Commissioning of Rotating Electrical Machines: Degree of protection, cooling system, degree
of cooling with IP- IC code (brief discussion), enclosures, rating of
industrial rotating electric machine, installation, commissioning and
protection of induction motor and rotating electric machine, drying out of
electric rotating machine, insulation resistance measurement, site testing and
checking, care, services and maintenance of motors, commissioning of
synchronous generator, protection and automation of synchronous generator,
synchronous motor, D.C. generator and motor with reference to Indian Standard
(IS). [Ref: IS 4029:2010-Guide for Testing Three Phase Induction Motors; IS
7132:1973-Guide for Testing Synchronous Machines; IS 9320:1979-Guide for
Testing of Direct Current (dc) Machines]
Note: Solve the related questions of last 3 to 4
GTU University exam papers.
P registered electrician who is experienced, knowledgeable, and proven trustworthy is qualified to conduct the electrical safety inspection and testing and can provide the electrical installation condition report. During the process, electricaltest
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