Custom Power Supply Series
....
It is used to understand indirect relation between verified armature turning and current direction, and direction of magnetic field line, and used to master principle of rotation of motor working. It is used for student to familiar with main structure of motor, and it can run on AC or DC.
....
Offers high level of breathability and longer length to ensure additional coverage
Clean, durable and soft
Static dissipative
Raglan sleeves
Low particle count
Fluid repellant
Snap collar and close
Serged seams.
Recording the curves of a Pelton turbine and investigating the influence of the nozzle cross-section
Force sensor at the turbine inlet
Transparent front panel for observing the operating area
Non-contact speed measurement at the turbine shaft and force sensor at the brake for measuring the torque
Loading the turbine by use of a band brake
Adjustable nozzle needle for setting different nozzle cross-sections.
The combination with other system boards enables versatile variants and configuration levels for the control of components which are connected according to the circuit diagram. The Controls Can Bus module panel representsthe center of your system in the field of conventional central electrics.
Features:
Connect all original automotive componentsaccording to the wiring diagram
Quick and easy inserting hidden practicalerrors in the circuit configuration
Cross linking of the system by connectingpower supply and bus lines of all control units, thus all lines are measurableand can be separated for diagnostic purposes
Use standard workshop measuring and testingdevices for diagnosis, programming and troubleshooting
Additional integrated circuit failure boxwith 20 errors, lockable with lid
OBD socket for connecting your diagnosisdevice
CAN-Bus comfort 125 kBit/s, CAN-BusDiagnostics 500 kBit/s, LIN-Bus 20 kBit/s
69 x connectors in 4mm safety design,including 2 x 6mm safety design, 7 x bridge plug s in the bus cabling, forwiring and for measuring
Refurbishing Work
Replacement Of Control Panel
Sand blasting and painting of housing
Adding of control components
Replacement Of Braking Unit
Adding of a connector for PC interface through its serial port
Installation of Eddy current brake, last version
Complete Testing And Verifying
Inspection report and quality control
Electrical and mechanical testing.
It consists of plane mirror, plane mirror stents, triangular rule, plastic candle. The object and image flips left to right, but are the same size. The image of object affected in plane mirror is virtual image. It is used to prove that the line between plane mirror and image, and the line between object and image are normal to mirror surface, and are equal to distance of mirror surface.
....
Lightweight all film construction
Fluid resistant
Ideal for short wear applications or transition through cleanroom dress area. Available in blue or white.
Seamless sole with heat-sealed seams
Critical Cover shoe and boot covers slide easily over this shoe cover to speed up donning of final cleanroom cover.
Latex-free.
Axial fan with continuously variable speed (wind velocity)
Flow straightener for consistent wind conditions
Measurement of rotational speed of the rotor
Measurement of wind velocity in front of and behind the rotor
Measurement of current and voltage
Converting kinetic wind energy into electrical energy
Laboratory-scale wind power plant, stand-alone operation
Digital displays for the measured values
Accumulator for storing the electrical energy
Two bulbs as electrical load (consumers)
Generator for converting the kinetic energy into electrical energy.
Fully functional generator with multifunction controller, specially prepared fortraining purposes
Ignition start-switch, measuring and display devices, battery connection boards and consumers well-structured in the frame
All components connected outwards with 4 mm sockets, recordable and verifiable bymeasurement
Fault simulation, drive engine speed controlled
Teacher-student working documents and detailed accompanying documentation.
Feasible experiments
Simulateerrors such as open or short circuit of individual diodes
Troubleshooting with the oscilloscope possible
Batterycharging with the generator
Diodes,capacitor and regulator plugged from the outside, open or short circuit ofindividual diodes possible
Loadon the generator - alternator test.
This unit must be included in the mechanical load assembly jointly with the mounting base, the magnetic shoe brake and an inertia wheel. The Centrifugal Contacts are loaded on a spring board installed on the coupling shaft, and is designed to demonstrate the braking of motor. The brake is controlled by a contact that is normally open or closed.
Educational Advantages:
Included in the Mechanical Load Assembly
Designed to demonstrate the braking of motor.
Dimension (L*W*H CM): φ3.5*0.6
....
High performance, anti-skid properties
Full coverage up through ankle area
Barrier Tech upper material provides protection from fluids and light chemical splash
Ultimate in slip and fall protection on damp and dry floors
Two colors, four sizes
Anti-skid shoe covers are extremely clean, durable, and strong to withstand abrasive floors. BarrierTech material provides particle holdout and protection from fluids and light chemical splash.
Different colors around the opening provide convenient size identification.
Basic experiments on centrifugal pumps
Includes pump and transparent water tank
Together with the turbines: investigation of operating behaviour and Recording of turbine characteristics
Microprocessor-based measuring technique
Sensors for flow rate and pressure
Low air entry into circulating water ensured by damping plate inside the tank
Variable pump speed via frequency converter.
The startercan be slowed with a clutch equipped dial to a complete standstill. The resulting currents can be measured via the built-in ammeter. The teaching device starter test stand theprinciple of a starter can be explained in an impressive way. All necessarycomponents for functioning in the car are installed on the system. The test standis operated via a conventional 12 V car battery. From these values,the performance of the starter can be determined by calculation.
Components:
1 x Starter, original VW Polo 9N.
1 x Shunt 600 A.
1 x Start button.
1 x Flywheel with ring gear VW Polo 9N.
Clutch release bearing complete VW Polo 9N.
Ammeter to 600 A, after adjustable.
The starter is equipped with thermal protection facilities, a start-stop push-button station and two pilot lamps indicating respectively the supply and the run state of the motor driven. This permits the utilization of banana-type jumper leads between the power supply and other components in the circuit. Specifications and/or diagrams are silk-screened on the back of a clear-plastic front panel for ease of identification. It is housed in a half-size totally enclosed portable modular unit. The Autotransformer Reduced Voltage Starter 60 HZ is an autotransformer reduced voltage starter for 1/3 hp (250 W) that is used to start squirrel cage motors that require limited current and reduced voltage at acceleration. The trainer is protected by a either a diode or thermal-magnetic circuit breaker. Connections to the unit are made through 4 mm standard color-coded, five-way binding posts. Requires a 120/208V 60Hz circuit.
Educational Advantages:
Used to start squirrel cage motors that require limited current and reduced voltage at acceleration
Indicates respectively the supply, the run state of the motor driven and adjustable time delay
Three phase unit
It is composed of laser generator, fixed mount, extender lens, magnet and tripod. It consists of semiconductor light-emitting devices, electronic circuit and lens, it emits 630nm-680nm red laser and is good light source to study geometrical optics in physics.
....
Material is composed of a breathable polyethylene film/spun bond polypropylene nonwoven laminated fabric.
Protective sleeves are constructed of a high quality microporous composite material with a low particle count to meet the requirements of controlled environments.
Static dissipative
Sonic welded seams
Heat dissipating material
Low particle count
Tapered sleeve with elastic at both ends.
Experiments on turbines: closed water circuit for supplying turbines
Pipes and fittings made of PVC
Digital displays for pressures, flow rate, speed and torque
3-phase AC motor for pump with variable speed via frequency converter
Determining characteristic variables of a centrifugal pump
Non-contact speed measurement at the turbine shaft and force sensor at the brake for measuring the torque
Experiments on a pump in a closed water circuit with storage tank and flow control valve to adjust the back pressure.
The magic to control with the same switch, on only a single line, several lights -impressively shows the underlying principle. Insert addresses determined forthe control units and send free messages. At the outputs connect your existing lighting panels or use the built-in LED lights. This module panel is ideally suited to initiate the transition from conventional circuits to networked systems.
Features:
Two transmitting and receiving units, eachunit can be freely assigned to communicate using a 4-bit address
Outputs with power relays for use ofautomotive lights
Use standard workshop measuring instruments,oscilloscope
28 x connectors in 4mm safety version
Each transmitter units can send 4-bituser-defined messages by the push of a button, either individually orsimultaneously
Messages on the bus line can be measured withan oscilloscope and recorded
Educational documents with tasks andworksheets and associated solutions.
