NRSC Refrigeration & Air conditioning Syllabus

NRSC Refrigeration & Air conditioning Technician B Exam Pattern and Syllabus

Type of Examination – Objective Type (Multiple Choice Questions)
No. of questions – 80 Questions
Apportionment of marks – Each Question carries one mark
Duration of Examination – 02 Hours

Syllabus
(1) Basics in Refrigeration – Refrigeration cycle, basic components
(2) Fundamentals in electrical engineering
(3) AC and DC motors including VFDs
(4) Different welding techniques
(5) Types of refrigerators, air conditioneers, Package units, Centralised industrial Air conditioning
(6) Direct expansion systems/ In direct expansion
(7) Frost free refrigerators
(8) Types of refrigerants/ Eco friendly refrigerants
(9) Autobmobile AC systems
(10) Different parts of AC system – compressor, condenser, expansion valve and evaporator, ducts, cooling towers- Water treatment/ de scaling measures.
(11) Types of condensers- Water cooled and air cooled
(12) Fundamentals of Water cooler/ visible cooler & bottle cooler / deep freezer/ ice cube machine/ ice candy plant/ ice cream plant and walk in cooler & reach in cabinet
(13) Cold storage type AC systems