Electrical Machines System

1. Single-Phase Transformer
(1) Polarity test
(2) Turns ratio test
    (3) Open circuit test
    (4) Short circuit test
    (5) Load characteristic tests
         Resistive load
         Inductive load
         Capacitive load
 
2. Three-Phase Transformer
    Three-phase connections
          Y -Y  connection
          Y -∆  connection
          Y -Z  connection
          ∆-Y  connection
          ∆-∆  connection
          ∆- Z  connection
 
3. DC Machines
    (1) DC permanent-magnet motor
         Connection and motor direction  control
         Torque-speed characteristic
    (2) DC shunt wound motor
         Connection and motor direction control
         Torque-speed characteristic
         Speed control
    (3) DC separately excited generator
         No load saturation characteristic
         Load characteristic
    (4) DC shunt wound generator
         No load characteristic
         Load characteristic
    (5) DC series wound motor
         Connection and motor direction control
         Torque-speed characteristic
         Speed control
    (6) DC series wound generator
          Load characteristic
    (7) DC compound wound motor
         Connection and direction control of DC cumulative-compound wound motor
         Torque-speed characteristic of DC cumulative-compound wound motor
         Speed control of DC cumulative-compound wound motor
         Connection and direction control of DC differential-compound wound motor
         Torque-speed characteristic of DC differential-compound wound motor
         Speed control of DC differential-compound wound motor
    (8) DC compound wound generator
          Load characteristic of DC cumulative-compound wound generator
          Load characteristic of DC differential-compound wound generator
 
4. Induction Machines
    (1) Single-phase induction motor
         Torque-speed characteristic with split-phase winding starting
         Torque-speed characteristic with capacitor starting and running
    (2) Three-phase squirrel cage induction motor
         Connection and motor direction control
         Y-∆ starting
         PF correction
         No-load characteristic
         Blocked-rotor test
         Torque-speed characteristic
    (3) Three-phase rotor winding induction motor
         Connection and motor direction control
         Blocked rotor test
         Torque-speed characteristic
    (4) Three-phase salient pole synchronous motor
         Connection and motor direction control
         Excitation characteristic
         Load characteristic
    (5) Three-phase salient pole synchronous generator
          Armature resistance measurement
          No load saturation and short circuit characteristic
          Load characteristic
          Excitation characteristic

We are manufacturers, OEM suppliers of Electrical Machines System for Electrical Machine and Power Electronics. Contact us for high quality Electrical Machines System for Electrical Machine and Power Electronics for schools lab, college lab, universities, research labs, engineering lab, TVET technical teaching lab and workshop training laboratory and industrial training in India.

Motesta Instruments is one of India's most trusted Civil & Mechanical Engineering Lab Equipment Manufacturers for bulk tender supply of Electrical Machines System. We deliver against Ministry of Education tenders, World Bank funded projects, ITI/Polytechnic supply contracts and turnkey lab setup orders for Engineering Colleges and Universities worldwide.

For tender quotations on Electrical Machines System (Code: MOT-EMP-0001), our tender desk provides:

• Detailed Technical Specifications matched line-by-line to your tender BOQ
• OEM Authorization Letters and ISO/CE compliance certificates
• EMD & Bank Guarantee support documentation
• Custom branding on labels & control panels for institute identity
• Voltage variants (110V/220V/three-phase) for the destination country
• Multi-language documentation (English, French, Spanish, Arabic on request)
• Container loading photos and pre-shipment inspection reports

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