1. OverviewInstrument and lighting circuit training and assessment deviceIt is issued in accordance with the Ministry of Labour and Social Security"Worker Grading Standards"with"Vocational Skills Assessment"Designed according to the requirements of the specification, it is a multi-functional equipment integrating training, theory, practical operation and assessment and identification.
Instrument and lighting circuit training and assessment deviceThe actual application of the power distribution cabinet as the main body, reasonable use of the double-sided space of the cabinet, reasonable layout, configuration of reliable components. It can be used for practical training on the operation of electrical instruments and lighting circuits. It can also be used as elementary, intermediate and senior electrician skill assessment equipment.
IIInstrument and lighting circuit training and assessment devicePeculiarity.
The cabinet is equipped with a single switch, a double switch, a single three-phase watt-hour meter, a lamp, a fluorescent lamp and other training components, and the wiring of all devices is wired on the terminal block, so as to avoid the damage caused by the wiring in the device itself for a long time, and the process wiring is carried out through the wiring duct.
3. Technical parameters.
1.Input power: three-phase four-wire (or three-phase five-wire) 380V 10% 50Hz
2.Working environment: temperature -10 +40 relative humidity 85% (25) altitude 4000m
3.Dimensions: 800mm 600mm 1700mm
4.Unit capacity: 15kva
Fourth, the configuration list.
Cabinet configuration (double-sided).
1. There are 6 three-phase power indicators.
2. 2 universal transfer switches.
3. 2 voltmeters.
4. 2 start, stop and emergency stop buttons.
5. Single-phase five-hole socket: provide external single-phase AC220V power supply, 2pcs.
Cabinet module configuration (double-sided).
P Air leakage protection switch: rated voltage AC400V, rated current AC10A, 2pcs.
P Air leakage protection switch: rated voltage AC400V, rated current AC6A, 2pcs.
3. Three-phase four-wire active energy meter: rated voltage AC380V, rated current AC10A, maximum current 40A, 2pcs.
4. Single-phase watt-hour meter: rated voltage AC220V, rated current AC5A, maximum current 10A; DD282 type, 2 pcs.
5. Fuse: RT18 type, fuse base with indicator light, 500V, 7pcs.
6. Current transformer: the ratio of the primary side and the secondary side is 5:5, and the accuracy is 0Level 5; 6 pcs.
7. AC voltmeter: range 0-500V, accuracy 1Level 5, 2 pcs.
8. AC ammeter: range 0-5V, accuracy 1Level 5, 6 pcs.
9. Universal transfer switch: rated voltage AC600V, rated current AC10A, 2pcs.
10. Indicator: rated voltage AC220V, rated current AC2A; 6, yellow, red and green.
11. Three-phase power factor table: range -05 to 05. Accuracy 1Level 5, 2 pcs.
12. Rectifier: 20W, 2pcs.
13. Starter: 4-60W, 2 pcs.
14. Fluorescent tube: single-ended plug-in tube energy-saving lamp, 4-pin, 18w, 2pcs.
15. Incandescent lamp: rated voltage AC230V, rated power 20W, spiral base, 10pcs.
16. Bright box: 86mm*86mm, 12 pcs.
17. Terminal block: install 4 corresponding terminal blocks and several pieces directly below each open box.
18. Human body induction switch 220V 2pcs.
19. Voice-activated switch 220V 2pcs.
20. Touch switch 220V 2pcs.
5. Practical training projects.
1.Incandescent lamp circuit wiring.
2.Fluorescent lamp circuit wiring.
3.The touch switch controls the wiring of the incandescent lamp circuit.
4.A voice-activated switch controls the wiring of the incandescent lamp circuit.
5.The human body sensor switch controls the wiring of the incandescent lamp circuit.
6.Two places control one lamp wiring circuit.
7.5-story lamp control wiring circuit.
8.Single-phase watt-hour meter direct wiring circuit.
9.Single-phase watt-hour meter indirect wiring circuit.
10.Three-phase three-wire watt-hour meter direct wiring circuit.
11.The three-phase three-wire watt-hour meter passes through the current transformer circuit.
12.Power factor meter wiring circuit.
13.Voltmeter, ammeter wiring circuit.
14.A current transformer is used to wiring the control circuits of the single-phase circuits.
15.Three current transformers are connected to a star wiring circuit.
16.Three current transformers are connected to form a triangular wiring circuit.
17.The current transformer and the ammeter are equipped with wiring circuits.
18.Universal transfer switches and voltmeters measure three-phase voltage wiring.