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AJAX PRODUCTS TABS
Shunt Active Filter Trainer
Specification
• FPGA Spartan 3A DSP board used for generating the PWM signals. • Three phase 3 level diode clamped inverter used as a Active filter. • SRF (or) Instantaneous PQ theory will be used to generating reference current. • PI control or fuzzy logic will be used to regulate the dc link capacitor voltage. • Reference DC link Voltage will be 250V. • Hall effect current transducers used to sense the source currents, load currents and compensation currents. • Hall effect voltage transducers used to sense the dc link voltage and source voltages. • Necessary source inductor and filter inductor provided. • Input source Line voltage -200V (Peak). • Input source Current -10A (Peak). • Power Rating -3KW. • Reactive power compensation can be provided. • 3KW linear and non-linear loads will be given. • User can modify source, filter inductance and external loads. • User can modify control algorithm. • Industrial type cabinet provided. • Before compensation source current THD will be greater than 26% • After compensation source current THD - 2.5 - 4% in 3 level inverter - 4 - 5% in 2 level inverterMicro Controller Development Board
Microcontroller development board is designed to train engineers about the structural design, instructions and utilize the 8051 microcontroller board. A 40 pin ZIF socket for easy insertion of 89 series microcontroller with four 10 Pin FRC connectors is provided on the board. Outputs from I/O port from microcontroller are available on FRC connectors those can be easily connect with different modules. Microcontroller Development Board consists of EEPROM with 4K memory changeable with more RTC DS1307 with 32 KHz crystal with battery backup One 12 V stepper motor with drivers.One 16 x 2 LCD display. 8 Output LED indicators. 4 multiplexed 7-segment display. 8 single bit toggle switch. 4 x 4 matrix keyboard. Single Channel ADC with potentiometer and provision of external inputs RS 232 serial communication. One 12 V DC motor driver.
XTEMOS ELEMENT
AJAX PRODUCTS TABS SIMPLE

DC Servo Motor Controller
This trainer designed for versatile Applications / Experiments mentioned below. It consists of(i) a PWM Chopper Drive using MOSFET (ii) DC Servo Motor (iii) Speed Sensor (v) PI Loop for speed. This trainer system is a compact & advanced version for class room experiment setup for the students to operate and study a practical speed measurement using optical sensor and speed control system.
FEATURES:
• One 12V PMDC Motor mounted on a open frame. • Speed Range: 0 to 1500 RPM. • Speed Sensor fixed on the frame. - Photo interrupter with optical Encoders. • One F/V converter is provided to convert the pulses to voltage output. • Speed controller provided to select - Proportional circuit. - Proportional plus Integral circuit. • One 3½ digit display to display the speed of the DC Servo motor / set value. • A switch provided to select the reference or the actual speed. • All important signals are terminated at sockets. So that, the student can monitor / measure the signals using CRO, DVM, Frequency counter etc.ABELS FLASH POINT APPARATUS
 DESCRIPTION
 Suitable for determination of close cup flash point determination of Petroleum and petroleum products having flash points below 70º C.
It comprises of test flame arrangement, oil cup, cover fitted with shutter mechanism, oil test jet or gas test jet, stirrer, water bath arrangement- temperature controlled by energy regulator and stand.
The unit is workable at 220 V AC supply.
OPTIONAL
Electrically Driver Stirrer with a FHP Motor having flexible shaft.
Spare Oil Cup Thermometer (-35ºC to 70ºC)
Water Bath Thermometer (-30ºC to 80ºC)
Rocking Microtome
Description
A sectioning equipment, economical and simple, yet providing all facilities of a standard rotary microtome. The internal mechanism is fully enclosed in a sturdy metal case, for protection against dust and grit & is driven by a handle which can be locked in position. A ball & socket type movement permits use of the entire knife edge. With a feed range of 1 to 25 microns in steps of 1 micron. Supplied complete with a set of three object holders, one razor 120 mm with back and handle, one honing plate, one bottle of oil for lubrication, dust cover and wooden cabinet.Dissecting Set, Fourteen Instruments
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AJAX PRODUCTS TABS ALTERNATIVE
Fashion
Thermal Conductivity Of Metal Rod
The apparatus consists of a copper bar, which is heated at one end, a heat sink is provided at other end. The test section of bar is properly insulated and thermocouples are attached along the length of bar. Heat conducted through the section of bar is measured by heat collection in water-cooled heat sink. A panel comprising of controls and measurements is provided, which provides easy operation and sturdy mounting of unit.
SPECIFICATIONS:
1.Metal Bar – 25mm of adequate length, provided with 8 Thermocouples along the length, Band heater at one end and water-cooled heat sink at other end. Test portion of bar is insulated. 2.Instruments panel comprising of. Voltmeter … 1No. Ammeter … 1No. Dimmerstat 0-230v, 2A, capacity. Multichannel Digital temperature Indicator. 3.Measuring flask and stop clockSERVICES REQUIRED:
1.Bench area of 1.5m. x 1m. at working height. 2.230 v, AC, electric supply with earthing connection. 3.Water supply at the rate of 2 lit/mmTripple Prism Set
Exterior Angle of Regular Polygan
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AJAX PRODUCTS TABS ARROWS PAGINATION

Submercible Pump Test Rig
DESCRIPTION:
The Set-up is designed to study the performance of Submersible Pump. The Set-up consists of a Submersible Pump coupled with electrical motor, supply tank, measuring tank & pipe fittings for closed loop oil circulation. Pressure and Vacuum Gauges are connected on delivery and suction side of pump for the purpose of measurement. The flow rate of water is measured using measuring tank and stop watch provided.EXPERIMENT:
1. To determine overall efficiency and pump efficiency of the Submersible Pump 2. To plot Head vs. Discharge, Pump efficiency vs. Discharge.FEATURES:
1.Closed loop water circulation 2.Compact & stand alone set-up 3.MS Excel sample calculation program on demand 4. Stainless Steel tanks and wetted parts 5. Superb painted structure 6.Simple to Operate & MaintainUTILITIES REQUIRED:
1.Electric Supply: – Provide 230 +/- 10 VAC, 50 Hz, Single Phase Electric Supply with proper earthing. (Neutral – Earth voltage less than 5 VAC), 5 A, three pin socket with switch for pump. 2.Water Supply: Tap water connection ½ “ BSP, Distilled water @ 90 Ltrs. (Optional)TECHNICAL SPECIFICATIONS:
1.Product : Submersible Pump Test Rig 2.Pump & Drive : Submersible Pump, Capacity 1 HP 3.Supply Tank : Capacity 90 Ltrs. MOC SS 4.Measuring Tank : Capacity 60 Ltrs. MOC SS fitted with Piezometer Tube & Scale 5.Piping : GI / PVC 6.Stop Watch : Electronic 7.Control Panel : With required electrical instrumentation The whole Set-up is well designed and arranged in a good quality painted structureDissecting Microscope with Bull Lens
Specifications
Heavy stable round base, Focusing done by Rack & Pinion system, with stopper to limit the downward movement of the Eye piece towards stage. A adjustable holder is provided for moving magnifying lens over full area of the stage. It is easily replacable with Bull Eye Lens 80mm in dia. A plano concave mirror in fork mount for light reflection, sturdy removable hand rests and arrangement for inserting Black & white plate. Duly packed in wooden cabinet with the following optics:Eye piece: | 10x & 15X and Bull Eye Lens 80mm dia. | |
Stage size: | 100mm x 100mm |
8085 Microprocessor LC LCD Trainer
Specification
• Intel 8085A CPU @ 6.144 MHz Clock speed. • RAM : 8KB expandable upto 32KB, Jumper selectable. • EPROM : 8KB expandable upto 32KB, Jumper selectable. • Lithium Battery Back up for RAM • PC Keyboard (104Keys) • 16x2 Alphanumeric Dot Matrix Liquid crystal display with back light • 3 Channel 16 Bit counter / timer terminated in a 10 pin connector using 8253 • 24/22 TTL I/O lines, terminated at 1 No of 26-Pin FRC connector by using 1 No of 8255/1No 8155 respectively • 8 Nos of Digital inputs terminated and given through on board 8 way Dip switch • 8 Nos of Digital outputs are terminated and displayed in the 8 Nos of SMD type LEDs • Digital I/O lines are terminated in 20-Pin connector • RS 232C compatible Serial port terminated in a 9-pin 'D' male connector • One VXT-Bus (50-Pin FRC Connector) for interfacing VBMB series of experiment boards for bus expansion. • Interrupts are terminated in a 5-Pin connector • Built in Line Assembler and Disassembler provided. • Software single stepping of user programs by instruction for software debugging.three-phase-flying-capacitor-5-level-inverter-power-module
Specification
• Power circuit consists of 24Nos, 1200V, 20A IGBT with proper heat sink and snubber circuit. • 18 Nos of flying capacitor provided • 6 Nos, Power Diode @ 500v is provided for power circuit • 24 Noshigh speedopto-isolator provided for IGBT PWM inverter. • 24 Nos IGBT gate driver IC provided for IGBT gate driving • 22 nos isolated +15v dc @ 0.5A capacity provided for control circuit • One no of 3phase diode bridge rectifier@1200V, 20A with capacitor provided for input AC-DC conversion • 3 no of Hall Effect current sensor provided for O/P current measurement & protection circuit • 1 no Hall Effect current sensor provided for DC current measurement • Two no FRC connector provided for IGBT PWM input & ADC interface • MCB protection for input power ON/OFF & protection • One no of restart switch and LED provided for protection circuit indication & reset the unit • One Number of analog DC voltmeter provided for DC voltage measurement. • One number of power ON/OFF switch provided. • 3 Phase outputs & 3 Phase inputs are terminated in the front panel. • Test points provided for PWM input and current sensors outputXTEMOS ELEMENT
AJAX PRODUCTS TABS WITH ICONS
REAGENT BOTTLE Narrow mouth
Demonstraton Electric Bell
Electric Motor St. Louis
Description
The motor consists of a two pole armature mounted between the ends of two bar magnets. The armature has a two section commutator and a pair of slip-rings on its shaft and is so constructed that the wire cannot slip off the iron core. The upper bearing and brushes for the commutator are mounted on a strong upright. Separate brushes are provided for the commutator and for slip rings and each are connected to a terminal. The magnets are held in position by thumb screws.XTEMOS ELEMENT
AJAX PRODUCTS TABS LOAD MORE PAGINATION
SILICA CRUCIBLE WITHOUT LID
PRODUCT DESCRIPTION
- Crucible is glazed inside and outside.
- Highly resistant to alkalis and hot temperatures
- 50ml capacity
- Outside diameter 55mm, 42mm height
- No lid includedSilica crucible is glazed inside and outside. Highly resistant to alkalis and hot temperature SIZES ARE: 15ML 25ML 50ML 80ML 100ML 150ML
SILICA CRUCIBLE TALL FORM Without Lid, Translucent
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