I. Technical Performance
1.Input Power Supply: Three-phase four-wire system ~380V±10% 50Hz
2.Temperature: -5℃～+40℃, Relative Humidity: <85% (at 25℃)
3.Device Capacity: <1.5KVA
4.Overall Dimensions: 1600mm×700mm×1690mm
II. Configuration of Training Bench
1.Public Part: Equipped with voltage-type leakage protection and current-type leakage protection. There is an indicator light for external power input, and an emergency stop button. Press the button to cut off the main power supply of the training bench in case of emergency.
2.Each group is provided with two types of power supplies: line voltage of 380V or phase voltage of 220V, as well as a single-phase power socket and a line voltage input indicator meter.
3.Each group is provided with low-voltage AC power supplies of 3V, 6V, 9V, 12V, 18V, 24V and 36V.
4.Each group is provided with one constant current and regulated power supply, with a voltage range of 0-30V and a maximum current of 3A. It is equipped with a built-in relay for automatic gear shifting and a multi-turn potentiometer for continuous adjustment, and a digital meter to indicate current and voltage values.
5.The training table adopts a double-layer iron structure with matte dense-texture spray coating. The tabletop is made of high-density board that is fire-resistant, waterproof and wear-resistant. It has a solid structure and an elegant appearance. There are drawers on the left and right sides of the table, and a component storage cabinet at the bottom.
III. Reference Training Projects
1.Electrical Wiring Process Training
2.Training on Circuit for Controlling One Lamp with Two Switches
3.Training on Incandescent Lamp Circuit Controlled by Sound-Activated Switch
4.Training on Circuit for Controlling One Lamp from Two Locations
5.Training on Circuit for Controlling One Lamp from Three Locations
6.Training on Wiring of Fluorescent Lamp Circuit
7.Direct Installation and Wiring of Single-Phase Watt-Hour Meter
8.Installation and Wiring of Single-Phase Watt-Hour Meter via Current Transformer
9.Installation Training of Indoor Lighting Circuit
10.Installation Training of Distribution Board
11.Measurement of AC Load Power
12.Direct Start Control of Three-Phase Asynchronous Motor
13.Contactor Inching Control Circuit of Three-Phase Asynchronous Motor
14.Contactor Self-Locking Control Circuit of Three-Phase Asynchronous Motor
15.Y/△ Automatic Control Circuit of Three-Phase Asynchronous Motor
16.Forward and Reverse Rotation Control Circuit of Three-Phase Asynchronous Motor with Forward-Reverse Switch
17.Forward and Reverse Rotation Control Circuit of Three-Phase Asynchronous Motor with Contactor Interlock
18.Forward and Reverse Rotation Control Circuit of Three-Phase Asynchronous Motor with Button Interlock
19.Forward and Reverse Rotation Control Circuit of Three-Phase Asynchronous Motor with Double Interlock
20.Multi-Location Control of Three-Phase Asynchronous Motor
21.Automatic Reciprocating Control Circuit of Workbench
22.Series Resistor Step-Down Start Control Circuit of Three-Phase Asynchronous Motor
23.Dynamic Braking Control Circuit of Three-Phase Asynchronous Motor
IV. List of Components Required for Reference Training Projects (List for Each Group)
Note: Each device needs to be equipped with two sets of components, and users can also purchase them by themselves.
| Serial Number | Name | Model and Specification | Quantity |
| 1 | Single-Phase Watt-Hour Meter | DD862-2 | 1 |
| 2 | Single-Phase Knife Switch | HK8 | 1 |
| 3 | Pull Switch | 4A/250V | 1 |
| 4 | Flat Lamp Holder | 6A/250V | 2 |
| 5 | Circular Socket | T3-10 | 1 |
| 6 | Current Transformer | LQG-0.5 | 1 |
| 7 | Wall Switch Base | – | 2 |
| 8 | Sound-Activated Switch | 118-B30 | 1 |
| 9 | Low-Voltage Circuit Breaker | DZ108-20/10 | 1 |
| 10 | Screw-Type Fuse Box | RL1-15/3A | 3 |
| 11 | In-Line Fuse Box | RT14-20/2A | 2 |
| 12 | AC Contactor | CJX2-0910 | 3 |
| 13 | Auxiliary Contact | F4-22 | 3 |
| 14 | Thermal Relay | R16B-20/3 | 1 |
| 15 | Power-On Delay Time Relay | ST3PA-B/380V (0-60S) | 1 |
| 16 | Time Relay Base | PF-083A | 1 |
| 17 | 3H Iron-Cased Button | – | 2 |
| 18 | Travel Switch | LX9-222 | 2 |
| 19 | Travel Switch | LX9-001 | 2 |
| 20 | Forward-Reverse Switch | K03-15 | 1 |
| 21 | Fluorescent Tube | Y210RR25/10W | 1 |
| 22 | Ballast | 13W | 1 |
| 23 | Fluorescent Lamp Base | – | 2 |
| 24 | High-Power Resistor | – | 3 |
| 25 | Diode | – | 1 |
| 26 | Terminal Block | JF5-2.5/5 | 5 |
| 27 | G-Type Guide Rail | – | 1 |
| 28 | Wire Duct | – | 2 meters |
| 29 | Screw | – | 90 |
| 30 | Screwdriver | – | 2 |
| 31 | Long-Nose Pliers | – | 1 |
| 32 | Wire Stripper | – | 1 |
| 33 | Three-Phase Squirrel-Cage Asynchronous Motor | 380V/Y/△ 180W | 1 |
