TRAINING & EDUCATION SYSTEMS Nvis 7095 Differential Relay Testing System NVIS TECHNOLOGIES Nvis7095 Nvis 7095 Differential Relay Testing System is a versatile product for electrical laboratories. Various type of relays are used as protection devices in combination with circuit breaker in electrical system. The Different Relay operates due to differential current flowing in the circuit. When current between two sections vary from a known and permissible... View
TRAINING & EDUCATION SYSTEMS Nvis 7098 Three Phase Over Current & Earth Fault Numeric Relay Testing System NVIS TECHNOLOGIES Nvis7098 Is a useful product for Electrical Power System Laboratories. The main purpose of protection relay is to detect and identify faults and interrupts power to the equipment to avoid the entire network to fail or cause more damages to personnel or equipment. An Over Current Relay operates when the load current exceeds a preset value, whereas the function of... View
TRAINING & EDUCATION SYSTEMS Nvis 7034 Swinburne's Test of DC Machine NVIS TECHNOLOGIES Nvis 7034 Nvis 7034 Swinburn's Test of DC Machine is an important training system for Electrical Laboratories. It can be aptly employed for understanding the fundamental concepts and functioning of DC Motor. Swinburn's Test is the method through which losses are measured separately and efficiency at any desired load can be predetermined. View
TRAINING & EDUCATION SYSTEMS Nvis 7035 Hopkinson's Test of DC Machine NVIS TECHNOLOGIES Nvis7035 Nvis 7035 Hopkinson's Test of DC Machine is an adaptable training system used for Electrical Laboratory. It is designed to demonstrate the fundamental concepts and also facilitates easy learning about the various losses of DC Machine. View
TRAINING & EDUCATION SYSTEMS Nvis 7036 Ward Leonard Method of DC Machine NVIS TECHNOLOGIES Nvis7036 Nvis 7036 Ward Leonard Method of DC Machine is an elite training system for Electrical Laboratories. The product helps you to get fully acquainted with the basic concepts and functioning of a DC machines. Demonstrates the Ward-Leonard Method of DC Machine through which user can not only operate but also control the speed of DC Machine in either direction... View
TRAINING & EDUCATION SYSTEMS Nvis 7038 Cut Section of Machines NVIS TECHNOLOGIES Nvis7038 Cut Section of Machines is an important part for all Electrical laboratories. Study of these machines is integral part of any educational course in Engineering. Student can easily understand various parts and operation of these machines with the help of these running cut section. View
TRAINING & EDUCATION SYSTEMS Nvis 7040 Single Phase Bridge Converter Drive NVIS TECHNOLOGIES Nvis7040 Nvis 7040 Single Phase Bridge Converter Drive is an Elite Training System for Power Electronic Lab to demonstrate the operational functioning of Single Phase Bridge Converter. It includes experiment such as speed control of DC Motor by using full wave SCR configuration. It helps students to know how to generate firing pulses for single phase converter... View
TRAINING & EDUCATION SYSTEMS Nvis 7044 Three Phase AC Voltage Controller NVIS TECHNOLOGIES Nvis7044 Nvis 7044 is equipped with SCR firing control circuit that deals with triggering, modulation and instrumentation deriving the operating characteristics and capabilities of Converter. It incorporates all the necessary test points in order to explain the gate circuit by analyzing gate waveforms through inbuilt Power Scope. View
TRAINING & EDUCATION SYSTEMS Nvis 7061 Power Factor Demonstrator NVIS TECHNOLOGIES Nvis7061 Nvis 7061 Power Factor Demonstrator is a unique product that to demonstrate the significance of Power Factor in an electrical circuits and explain basic concept and importance of Real Power, Apparent power, Reactive Power. It contains various values of Resistor, Capacitor, and Inductor inbuilt in the product. View
TRAINING & EDUCATION SYSTEMS Nvis 7067 Single and Three Phase Resistive Load NVIS TECHNOLOGIES Nvis7067 Nvis 7067 Single and Three Phase Resistive Load is a high wattage resistance network suitable for loading Single Phase and Three Phase supplies and generators. The load banks are used to verify the performance of power sources. View
TRAINING & EDUCATION SYSTEMS Nvis 7068 Single and Three Phase Inductive Load NVIS TECHNOLOGIES Nvis7068 Nvis 7068 Single and Three Phase Inductive Load is suitable for loading Single Phase and Three Phase supplies and generators. It consists of robust enclosure that contains three banks of switchable inductive loads. Two terminals for each phase are given which are externally accessible through an inbuilt star delta switch. View
TRAINING & EDUCATION SYSTEMS Nvis 7069 Single Phase & Three Phase Capacitive Load NVIS TECHNOLOGIES Nvis7069 Nvis 7069 is provided with a star and delta switch which facilitates the switching between star and delta connections. The capacitors can be selected in different combinations with the help of MCBs on front panel. The load is mounted on a trolley to provide facility of movement in laboratories. View
TRAINING & EDUCATION SYSTEMS Nvis 726 AC / DC Load NVIS TECHNOLOGIES Nvis726 Nvis 726 AC / DC Load is an important device in all the Electrical laboratories. One can connect a load upto 1.2 KW using this product. The device comes with On Board Switches, so that one can vary the load as required, in steps of 100 W. The product is designed so as to provide load for various experiments of Transformer, Motors, Generators etc. View
TRAINING & EDUCATION SYSTEMS Nvis 725 DC Supply NVIS TECHNOLOGIES Nvis725 Nvis 725 DC Supply is an important device in Electrical laboratories. It is very helpful in performing experiments with DC Voltages. The product provides both Fixed and Variable DC supplies. Product is designed such that it can be easily connected to any other equipment. Additional meters are provided to observe the output voltage and current measurements. View
TRAINING & EDUCATION SYSTEMS Nvis 725A DC Supply NVIS TECHNOLOGIES Nvis725A Nvis 725A DC Supply is used in electrical engineering laboratories for the purpose of conducting experiments in DC Machines and Circuits. This product provides 200V Fixed and Variable DC output for continuous operation with an over current protection. Output voltage and current can being continuously monitored by front panel meters. View
TRAINING & EDUCATION SYSTEMS Nvis 7025A TechBook for Understanding Calibration of Energy Meter NVIS TECHNOLOGIES Nvis7025A Nvis7025A energy meter calibration equipment provides in-depth knowledge of Energy meter measurements and its calibration using Voltmeter, Ammeter, and Wattmeter. It has two displays, one is Standard and another is Energy-mete View
TRAINING & EDUCATION SYSTEMS Nvis 7021 Shunt Motor Series Generator Lab NVIS TECHNOLOGIES Nvis7021 Nvis 7021 Shunt Motor Series Generator Lab is an elite training system for the Electrical laboratories. This product help students to understand basic operations of DC Series Generator. It can aptly be used for performing various experiments like Working of Generator, Analysis of Magnetic Characteristic and also efficiency at any desired load. View
TRAINING & EDUCATION SYSTEMS Nvis 7027 Induction Motor Compound Generator Lab NVIS TECHNOLOGIES Nvis7027 Nvis 7027 Induction Motor Compound Generator Lab is an adaptive training system for Electrical laboratories. It is designed to demonstrate the fundamental concepts of DC Compound Generator on different loading conditions. View
TRAINING & EDUCATION SYSTEMS Nvis 7028 Induction Motor Shunt Generator Lab NVIS TECHNOLOGIES Nvis7028 Nvis 7028 Induction Motor Shunt Generator Lab is a significant training system for Electrical Machine Laboratories to demonstrate the operational working and characteristic of DC Shunt Generator under different loading conditions. DC Shunt Generator is a type of Generator whose field winding and armature winding are connected in parallel and acquire... View
TRAINING & EDUCATION SYSTEMS Nvis 7029 DC Series Motor Shunt Generator Lab NVIS TECHNOLOGIES Nvis7029 Nvis 7029 DC Series Motor Shunt Generator Lab is a significant training system for Electrical Machines Laboratories designed to demonstrate the operational working and characteristic of DC Shunt Generator under different loading conditions. DC Shunt Generator is a type of Generator whose field winding and armature winding are connected in parallel and... View
TRAINING & EDUCATION SYSTEMS Nvis 7030 Induction Motor Series Generator Lab NVIS TECHNOLOGIES Nvis7030 Nvis 7030 Induction Motor Series Generator Lab is a training system designed to provide comprehensive learning and functioning of a DC Series Generator. It can be used for performing various experiments like Operating Characteristics, Terminal Voltage v/s Armature current (V-I) Characteristics and Load Characteristics, etc. All protection circuits are... View
TRAINING & EDUCATION SYSTEMS Nvis 7007N DC Shunt Motor Compound Generator Lab NVIS TECHNOLOGIES Nvis7007N Nvis 7007N DC Shunt Motor Compound Generator Lab is a definitive system for the Electrical Machines Laboratories that provides comprehensive learning of a DC Compound Generator under different loading conditions. The DC Compound Machine is a combination of a Series and Shunt Wound Machine and hence allows the same to have the torque characteristics... View
TRAINING & EDUCATION SYSTEMS Nvis 7022 Field Test of DC Series Machine NVIS TECHNOLOGIES Nvis7022 Nvis 7022 Field Test of DC Series Machine is an important training system for Electrical Machine Laboratories. It is designed to provide the thorough study of DC Series Machine under different excitation and loading conditions. Field test is the method to calculate the efficiency of DC Series Motor and Generator at any desired load. View
TRAINING & EDUCATION SYSTEMS Nvis 7000 Laboratory for Electrical Safety Demonstration NVIS TECHNOLOGIES Nvis7000 The trainer is helpful to learn, how to avoid accidents, that generally occuring while handling any electric or electronic device. The trainer has been designed for the people who are working in an electrical environment. View
TRAINING & EDUCATION SYSTEMS Nvis 7001 Three Phase Lab NVIS TECHNOLOGIES Nvis7001 Nvis 7001 Three Phase Lab with three phase low voltage power supply, is a three phase supply that provides 18 V of low voltage and is highly safe. View
TRAINING & EDUCATION SYSTEMS Nvis 7202 Three Phase Controlled Rectifier Laboratory NVIS TECHNOLOGIES Nvis7202 Nvis 7202 is equipped with SCR firing control circuit that derives the operating characteristics and capabilities of three phase rectifier. View
TRAINING & EDUCATION SYSTEMS Nvis 7203 Three Phase AC Voltage Controller Laboratory NVIS TECHNOLOGIES Nvis7203 Nvis 7203 is equipped with SCR firing control circuit that derives the operating characteristics and capabilities of AC Voltage Controller. It helps students to know how to generate firing pulses for three phase converter using ramp comparator scheme. View
TRAINING & EDUCATION SYSTEMS Nvis 7065 Symmetrical and Unsymmetrical Fault Demonstrator Lab NVIS TECHNOLOGIES Nvis7065 Nvis 7065 Symmetrical and Unsymmetrical Fault Demonstrator Lab is a training system designed to explain the basic faults which can occur in a Transmission Line. Using Three Phase step down transformer, the training product reinforces the knowledge of all the basic faults in Transmission Line and corresponding sequence characteristics. View
TRAINING & EDUCATION SYSTEMS Nvis 7012 Laboratory for Parallel Operation of Two Single Phase Transformers NVIS TECHNOLOGIES Nvis7012 Nvis 7012 Laboratory for Parallel Operation of Two Single Phase Transformer has been exclusively designed to demonstrate the fundamental concepts of parallel connections of two or more single phase transformers. One can load the transformer more than the rating of the individual transformer to analyze Parallel operation phenomenon. View
TRAINING & EDUCATION SYSTEMS Nvis 7059 Laboratory for Home Electrical Wiring Training System NVIS TECHNOLOGIES Nvis7059 Nvis 7059 Laboratory for Home Electrical Wiring Training System it consists of Single Phase Energy Meter, MCB, Controlling Switches, Tube Light with Choke, Regulated Switch, Ceiling Fan, etc. Good quality safe terminals and sockets are provided at appropriate places on board for power supply and load connections. View
TRAINING & EDUCATION SYSTEMS Nvis 7060 Meter Demonstrator Laboratory NVIS TECHNOLOGIES Nvis7060 Nvis 7060 Meter Demonstrator Laboratory is all in one, training product designed for the students to make them familiar with the variety of analog measuring instrument and their working principle. Variable AC and DC supply is provided to observe the response of each type of analog meter. View
TRAINING & EDUCATION SYSTEMS Nvis 7058 AC and DC Starter Demostrator Lab NVIS TECHNOLOGIES Nvis7058 Nvis 7058 AC and DC Starter Demonstrator is designed to explain the basic concepts of AC and DC Starters. A motor starter is a device used with AC and DC electric motors to temporarily reduce the load and torque during startup. It includes an inbuilt AC and DC Starter such as Star Delta Starter, DOL Starter. View
TRAINING & EDUCATION SYSTEMS Nvis 7019 Laboratory for Three to Six Phase Conversion Trainer NVIS TECHNOLOGIES Nvis7019 Nvis 7019 Laboratory for Three to Six Phase Conversion Trainer is a comprehensive training product used to illustrate the core concepts of Electrical Engineering. User can learn of how Three Phase Supply can be converted into Six Phase with proper phase shift by using three Single Phase Transformers. Separate terminals are provided to analyze Six Phase... View
TRAINING & EDUCATION SYSTEMS Nvis 7081 Flash Point Testing Apparatus NVIS TECHNOLOGIES Nvis7081 Nvis 7081 Flash Point Testing Apparatus is a unique testing system for the Electrical laboratories design to determine the lubricant`s volatility and fire resistance in terms of flash and fire point and hence predetermine the reliability of the transformer oil in a practical manner. The flash point of a volatile liquid is the lowest temperature at which... View
TRAINING & EDUCATION SYSTEMS Nvis 7011 Laboratory for Sumpner's Test of Two Single Phase Transformer NVIS TECHNOLOGIES Nvis7011 Nvis 7011 Laboratory for Sumpner's Test of Two Single Phase Transformer is a very exclusive and important product designed for students of Electrical Engineering to explain the basic concepts of Sumpner's test. With this trainer, students can learn about the significance of conduction of the heat run test with two single phase transformers and... View
TRAINING & EDUCATION SYSTEMS Nvis 7057 Laboratory for Power Measurement using CT & PT NVIS TECHNOLOGIES Nvis7057 Nvis 7057 Laboratory for Power Measurement using CT & PT is designed to explore the measurement techniques used in electrical meters for measurement of Voltage, Current, Power etc. Current Transformer (CT) and Potential Transformer (PT) are used to sense Current and Voltage respectively from a transmission line. The various parameters that affect the... View