Single Phase Transformer Trainer

Single Phase Transformer Lab is a very versatile and useful training system for the Electrical laboratories of Engineering, Polytechnic and vocational Institutes. It helps in understanding the basic concepts and functioning of a Single Phase Transformer. The unit helps in understanding the concepts of Polarity, Turns Ratio, Transformation Ratio, Iron Loss, Copper Loss, Efficiency etc. of a Single Phase Transformer. The unit consists of a variac, meters, transformer, etc, all housed in a elegant metal cabinet with a well spread intelligently designed circuit layout on front panel. A comprehensive Instruction manual compete with Theory and operating details is provided.

Silent Features:

• Inbuilt Single Phase Variac
• Single phase 1KVA Transformer
• Voltmeter, Ammeter and Wattmeter provided on panel for measurements
• Facility for connecting external load.
• Facility to study step up, step down and Isolation transformer.

TECHNICAL SPECIFICATIONS

1. Study Transformer

• Type : Single Phase
• Primary : 0 ? 125V, 0 ? 125V
• Secondary : 0 ? 125V, 0 ? 125V
• Current : 4A max
• Rating : 1 KVA

2. Variac

• Type : Single Phase
• Output : 0 ? 270V
• Current : 5A max

3. Voltmeters

• Type : Analog
• Range : 1. 0 ? 300V AC ( MI ) ? 02 Nos
  2. 0 ? 50V AC ( MI ) ? 01 Nos
• Size : 96 x 96 Square

4. Ammeters

• Type : Analog
• Range : 1. 0 ? 5A AC ( MI ) ? 02 Nos
  2. 0 ? 1A AC ( MI ) ? 01 Nos
• Size : 96 x 96 Square

5. Wattmeters

• Type : Analog
• Range : 1. 0 ? 100W
  2. 0 ? 1000W
• Size : 96 x 96 Square

6. Mains ON / OFF :

• MCB 6A

Experiments:

1. Study and calculate the Turns Ratio of a Single Phase Transformer.
2. Study and calculate the Iron and Copper losses of a Single Phase Transformer.
3. Study and observe the concept of polarity.
4. Study and calculate the Transformation Ratio of a Single Phase Transformer.
5. Study and calculate the Efficiency of a Single Phase Transformer.

OPTIONAL :

• Resistive Load of capacity 1KVA.