The experimental device absorbs the advantages of domestic and foreign advanced teaching equipment. It takes full account of the laboratory's current status and future trends and makes the innovation in performance and structure. It uses hanging box. All experimental instruments have the digital display. All the power and instruments used in the experiments have reliable protection. At the same time it set up a reliable safety protection system. Its superior performance is the best choice of the major colleges’ laboratory construction.
It is applicable to major colleges’ experiment teaching like electrician basis, electrical engineering, digital circuit, mode voltage, motor learning, motor and power drag, motor control, relay contactor control. Also the programmable controller experiment, the motor inverter control experiment and so on can be expanded.
Technical specifications :
1. Dimension: 1500x600x1450mm
2. Working power: AC 3-phase four lines 380±5% 50HZ
3. Input power: <1.5KVA
4. Output AC power: 3-phase four line 380V, single-phase 0--250V continuous and adjustable with Voltage Meter indication
5. Personal safety protection features: current leakage protection, voltage leakage protection and experiment lead against electric shock.
6. DC power supply: two sets of 0 - 30V continuously adjustable, the automatic relay shift, the indication of voltmeter, automatic overload protection, instructions and automatic recovery functions
7. Constant current source: 0 - 200mA continuously adjustable, digital meter to show, open circuit protection.
8. Function generator:
Waveforms: sine wave, triangle wave, square wave.
Frequency range: 5Hz-550 KHz piecewise continuous adjustable.
Sine wave distortion: 10Hz-100 KHz less than 1%.
The output amplitude: sine wave is greater than 0-14VP-p.
9. Frequency meter: Measuring range 1Hz to 8MHz, six LED digital display, gate-1S, sensitivity 35mV. Switch (Inside / outside measurement) conversion
10. DC digital voltmeter: microprocessor production; accuracy of 0.5; auto ranging; Over-range protection; storage and query data; communication functions; measuring range :0-300V.
11. DC digital milliammeter: microprocessor production; accuracy of 0.5; auto ranging; Over-range protection; storage and query data; communication functions; measuring range :0-500mA.
12. AC digital voltmeter: the latest professional MCU; accuracy class 0.5, automatic switching range, over-range protection; storage and query data; and have a communication function; measuring range: 0-450V.
13. AC digital ammeter: Professional MCU; accuracy class 0.5, automatic switching range, over-range protection; storage and query data; and have a communication function. Measuring range: 0-5A
14. Intelligent power, power factor meter: True RMS measurement, floating-point method, the four-digit display accuracy of 1.0, automatic range switching; store test data and communication functions. Measuring range:0-2000 watts.
15. The experimental wire: training cable with two different specifications, the strength of electrical high reliability jacket and a gun plug cable (does not exist any possibility of electric shock), which uses oxygen-free copper spinning from silky hairline strands to achieve ultra-soft purposes, outsourcing NBR PVC hexane insulating layer has a soft, high pressure, high strength, anti-hardening, toughness, etc., plugs using solid copper coat beryllium copper light shrapnel, safe and reliable; both wires can only be used with the socket of the corresponding bore, can not be mixed interpolation, greatly improving the training of security and reasonable.
16. Experimental hanging box:
Experimental hanging box panel front is printed schematics and symbols and its opposite is welded corresponding components. Parts need to be measured and observed partially are filled with locking connector, easy to use, intuitive and reliable. The experimental circuit uses the unit circuit design and each unit circuit uses the basic circuit as the main part and then connects the different components for the circuit parameters or through a different combination of unit circuit to complete the different experimental requirements.
It is equipped with RC series and parallel frequency selection network experiments circuit, Thevenin / Norton theorems experimental circuit experiment RLC series resonant circuit, Kirchhoff/ superposition theorem experimental circuit, a first-order second-order experimental circuit, dual-port network, the reciprocity theorem experiment circuitry. The hanging box panel schematics and symbols printed on the front, negative welded corresponding components, easy to use, intuitive and reliable.
It has the range instrument extended experimental circuit, the observation experiments circuit of the circuit state trajectory, maximum power transfer assay circuit, RC dual T-elect frequency network experimental circuit, voltage source and current source equivalent transformation of the experimental circuit, the RLC device characteristics and AC parameters Determination of the experimental circuit.
Hanging box panel front is printed with schematics and symbols and the opposite is welded with the corresponding components, easy to use, intuitive and reliable
It has a light group (9 pieces of 15W Carnival) experimental circuit, capacitor bank, single-phase watt-hour meter, fluorescent experimental circuit. It has mutual inductance experimental circuit (the size of a mutual inductance coil), a core transformer (36V/220V 50W).
No.4: Component box
No.4: Component box
It is equipped with experiments required resistors, capacitors, diodes and other experimental components some a 0-99999.9 European / 2W resistor box.
No.5: Analog electronic experiments laboratory hanging box
It is equipped with the power experimental circuit op amp experimental circuit, DC source, low-voltage AC power, resistors and capacitors, transistors and other experimental components; equipped with a single-tube, multi-level, negative feedback experiment module, separation, integrated power amplification experiments module.
No.6: Digital Electronics Experimental hanging box
It has 8 logic level switches, 8 logic level indicates four decimal code display, a common cathode LED, two sets of DIP switches, single pulse, high reliability integrated round-pin socket 8P, 14P, 16P , 28P, 40P, etc. a number required for the experiment resistors, potentiometers transistor.
No.7: Relay control experiments hanging box
It is equipped with 4 AC contactors with indication to show whether there is power, 2 thermal relays, 1 three-phase switch, a bridge rectifier, 2 fuse holders, 1 transformer and 3 indicators
No.8: Relay control experiment hanging box
It is equipped with 2 AC contactors with indication of whether there is power, 2 time relays with indication of whether there is power or not, 4 control buttons and 4 switches.
The experimental equipment configuration
1. The experimental table: wood and steel structure, iron spray, wear fire panel, with drawers and cabinets used to store tools, accessories.
2. The power control panel: contains post DC digital voltage and current power factor meter, two DC regulated power supply; constant current source, signal source, three-phase AC power supply, single-phase power and AC low voltage power supply.
3. Experimental hanging box: Electrical Engineering Laboratory hanging box four, an analog electronic experimental hanging box, a digital electronic experiments linked to me, the electric drive experiments linked to me two.
5. 1 set of test leads, experiment instructions manual.
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