CHASE1 Electrical Control Technology Experimental Equipment Electrical Trainer For College & University

I. Product Overview
This training device is suitable for practical training in vocational colleges and technical schools for majors such as electromechanical equipment installation and maintenance, electromechanical technology application, electrical operation and control, electrical technology application, and electronic appliance application and maintenance, as well as non-mechanical majors in courses such as “Programmable Logic Controller Technology,” “Electrical and PLC Control Technology,” “PLC and its Applications,” and “Variable Frequency Speed ​​Control Technology.” It is also suitable for PLC practical training and skills assessment in technical schools, vocational training schools, vocational education centers, and assessment stations.
II. Product Features
1. The device adopts a modular structure, making it easy to replace experimental modules. If expansion of functions or development of new experiments is needed, simply add a module; it will never become obsolete.
2. Port wiring method: The connection between the PLC host and the experimental module uses a self-locking, tight-fitting single-wire point-to-point connection to improve the experimenter’s hands-on and problem-solving abilities and deepen their understanding of the PLC’s structure and functions.
3. It uses a Siemens programmable logic controller (PLC) with a modular design, allowing for the construction of different control systems according to different needs.
4. ▲ Functional Requirements of the Internet-Based Training Lab Safety Management and Control System (1 set in total for the training lab)
Provide matching electrical training equipment and vulnerable parts for calibration and data entry; perform online management and data entry for equipment maintenance and repair; have a one-click statistical function; allow for real-time querying of experimental projects and locking of relevant hardware equipment; have a project query function; and allow real-time retrieval based on personnel or laboratory information, greatly facilitating online management of teaching equipment by schools and teachers. The management software system must be genuine software with a dongle. Provide at least four screenshots of the compliant software.
III. Technical Parameters
1. Provide a three-phase main power switch with a leakage current protector; provide three-phase power indicator lights and configure three-phase fuses for safety protection.
2. Output one set of three-phase four-wire AC 380V power supply, which can be combined into three sets of single-phase AC power supply. Use safety terminals to prevent electric shock and improve safety level.
3. Power socket: Provide a multi-functional power socket that can output single-phase AC 220V power for powering external physical models, etc.
4. Personal safety protection functions: Current-type leakage protection, voltage-type leakage protection, fuse, emergency stop button.
5. Programmable controller: Siemens S-200SMART module EMAM03
6. Temperature: -10～50℃; Ambient humidity: ≤90% (no condensation);
7. Total power: ≤1.5kVA;
8. Safety protection measures: The training table desktop is made of high-insulation, high-strength, and high-temperature resistant material. It has grounding protection and leakage protection functions, and its safety meets relevant national standards. High-insulation, high-strength, safety-type experimental conductors with insulating sheaths are used;
9. Dimensions: ≥1600mm×600mm×1600mm.
10. Control panel and training table unit: Adopts a double-layer matte textured powder-coated iron structure. Main Structure and Manufacturing Process: The experimental table is made of high-quality cold-rolled steel plate, with a 1.2mm thick steel plate surface. A computer can be placed on the right side of the desktop for programming operations. It includes drawers and cabinets, all with locks, for storing documents and components. It also features a universal mounting mesh, made of high-strength steel plate ≥ 1.2mm thick, resistant to deformation. Sheet metal production utilizes high-precision CNC equipment for punching, bending, welding, and grinding to ensure the accuracy of all equipment dimensions.
11. ▲ Supporting electronic courseware for the 24th edition of the Electrical and Electronic Engineering textbook, including the proprietary “Outline of Electrical Machines and Appliances Knowledge,” which must include color illustrations, functional descriptions, common selection standards, and corresponding data. This content must be reflected in the tender documents. The tender documents must include: color illustrations for no fewer than 16 different specialties, a conceptual introduction to the latest motor types, and the operating range of commonly used specifications and models.
IV. Configuration Description
Includes PLC, color touchscreen, PLC programming cable, touchscreen and PLC communication cable, switching power supply, leakage current switch, stepper driver, stepper motor, lead screw slide and scale, proximity switch, temperature sensor, transmitter, dry-burning electric heater relay, frequency converter, three-phase motor, rotary encoder, drive wheel, motor and encoder bracket, servo driver, servo motor, servo connector and cable, dial, pointer, switch, indicator light, button, resistor, contactor, relay, photoelectric switch, voltmeter, alarm, button box, terminal block, wire duct, cable guide, wire lug, wire, power cord, wire number, marking, label, miscellaneous electrical parts, table and cabinet, universal mounting mesh board, PLC and touchscreen programming software, etc.
1. Uses original Siemens CPU S-200SMART.
2. Uses a simplified touchscreen panel KTP7032Kt Basic PN 7-inch display, 80, USB port, 1*PROFINET Ethernet port.
3. Variable Frequency Drive (VFD) Fixed-Length Control: The VFD, AC motor, rotary encoder, transmission wheel, and AC motor are mounted on the same metal bracket, forming a fixed-length closed-loop control system.
4. Electric Heater: A dry-burning type is used; water-heating is not permitted. The dry-burning aluminum heating block is 80x55x20mm and fixed inside the training table. Voltage: 220V, Power: 100W, Withstand Voltage: 1800V/S, Insulation Resistance: 200MΩ. The electric heater has a high-temperature resistant heat insulation board spaced 20mm apart and can be fixed to the mesh plate.
5. One Set of Lead Screw Slide Table: Effective stroke ≥180mm. The bracket is made of metal with bearings at the ends, and the slider has a pointer. The proximity switch bracket is integrated with this bracket.
6. One Stepper Motor: Shaft length 20mm, shaft diameter 5mm.
7. VFD: Rated power 400W. Equipped with an operation panel featuring a rotary knob. Input: 1PH 220V 50/60HZ. Output: 3PH 220V 0-400HZ.
8. The 7-inch touchscreen, PLC, and computer can all communicate via Ethernet cable. A 5-port, 100M switch is included.
9.Servo System: Delta servo driver 100W, ASD-B2-0121-B, power 100W, input 220-230V 1PH 50/60HZ 0.69A, output 110V, 0-250HZ, 0.9A; Delta servo motor 100W, ECMA-C20401GS, power 100W, input VAC110, output 3000r/min, 0.32Nm, 0.9A; The button box includes an audible and visual alarm, photoelectric switch, indicator lights, start button, stop button, emergency stop button, and voltmeter. (Supporting the construction of a cultural wall for the electrical and electronic training room.)
10. ▲Content includes:
1.Working principle of DC motor;
2.Main structure of DC motor;
3.Exploded view of DC motor;
4.Excitation method of DC motor;
5.Armature winding of DC motor;
6.Basic knowledge of current armature winding;
7.Single-lap winding of DC motor;
8.Armature reaction of DC motor;
9.Basic knowledge of explosion-proof motor; 10. Main structure of explosion-proof motor; 11. Basic knowledge of stepper motor;
12. Main structure of stepper motor;
13. Closed-loop control function diagram of stepper motor;
14. Electrical and electronic safety operating procedures;
15. Management system of electrical and electronic training room;
16. Safety management system of electrical and electronic training room. Specifications: 600*800mm;
Material:
1.The middle layer of the display board is made of outdoor grade PVC material, the inner layer is a composite material support board, and the outer layer is PMMA80N high-transparency acrylic board;
2. Mounting style: The outer frame is made of aluminum alloy, and the four sides are drilled for fixed installation. (One set per training room) Provide at least 8 original screenshots of the display board that meet the requirements.
11. The servo motor must be fixed on the mounting base. A dial with pointer indication must be installed on the servo motor shaft.
12. Training stools, Dimensions: 240×340×440 (mm) four-legged stools.
13. ▲Supporting simulation software: Electrical engineering multimedia simulation training software. This software adopts interactive operation. Many contents are presented and simulated in multimedia formats such as Flash and live video recordings of actual operations. This product is a multimedia suite that runs on a computer and has an encryption system. It can effectively assist in the combination of virtual and real teaching in electrical engineering, while also possessing strong interactivity and operability, creating a new teaching and learning model. The software content includes:
I) Use and maintenance of electrical instruments and meters;
II) Use and maintenance of transformers and welding machines;
1. Use of special transformers;
1) Autotransformers; (Autotransformers, basic electromagnetic relationships, characteristics, autotransformer voltage regulators;)
2) Instrument transformers; (Main uses, AC current transformers, AC voltage transformers;)
2. Disassembly and assembly of power transformers;
1) Maintenance cycle and maintenance items for power transformers;
2) Disassembly of small and medium-sized power transformers;
3) Assembly and acceptance of transformers after major overhaul;
3. Troubleshooting of power transformer operational faults;
1) Transformer overheating phenomena and repair;
2) Inspection and repair of short circuit faults between transformer coils or layers;
3) Inspection and repair of winding open circuit faults;
4) Inspection and repair of core faults;
4. Inspection and repair of core faults;
1) 1) Winding of a small single-phase transformer; (Tool preparation, preparatory work, winding, core lamination, testing;)
2) Repair and rewinding of AC arc welding machine coils; (Repair of short-circuited coils, rewinding of coils, testing after rewinding;)
Others:
1) Grounding fault in the stator winding of a three-phase asynchronous motor; (Tools for repair, disassembly, insulation resistance measurement, heating, testing methods, fault inspection, installation;)
2) Repair of armature winding faults in a DC motor;
3) Vibration fault in the excitation winding of a tachogenerator causing control shaft vibration;
4) Repair of servo motor faults;
5) Handling of stepper motor loss of steps during operation;
IV) Installation and maintenance of complex control circuits for motors;
III) Use and maintenance of motors and special motors;
1. Three-phase asynchronous motor; (Basic structure, stator, rotor, working principle, use and maintenance, fault analysis and inspection, rewinding of stator windings;)
2. 1. DC Motor; (Basic structure, working principle, main parameters of electrode windings, development diagram of single-lap winding, drawing of single-wave winding development diagram, excitation method, armature winding faults and repair, repair of DC motor commutator;)
3. Tachogenerator; (Including DC tachogenerator and AC tachogenerator;)
4. Servo Motor; (Including overview of servo motor, DC servo motor, AC servo motor;)
5. Stepper Motor; (Overview, classification, basic structure, working principle, use and maintenance;)
6. AC Magnetizer Amplifier; (Basic structure, working principle, types of automatic speed control systems, stability elements of speed control systems, use and maintenance;)
7. Examples of motor fault diagnosis and repair skills training;
Other: Examples of motor control circuit skills training;
1) Y-Δ reduced voltage starting control circuit;
2) One-way starting reverse braking control circuit;
3) One-way starting energy consumption braking control circuit;
4) Time relay control circuit for dual-speed motor;
5) Wound-rotor motor starting and speed control circuit;
The above content includes training preparation and breakdown of multiple operational steps.
The response file must provide at least six software screenshots that meet the above knowledge requirements.
V. Practical Training Projects:
1. PLC Touchscreen Software Installation
2. PLC Communication Setup Experiment
3. PLC Program Download Experiment
4. Touchscreen Communication Setup Experiment
5. Touchscreen Program Download Experiment
6. PLC Input Point Display Experiment
7. PLC Output Point Control Experiment
8. Start-Stop Experiment
9. Touchscreen Button and Indicator Design Experiment
10. Touchscreen Digital Input and Display Design Experiment
11. Timer Experiment
12. Counter Experiment
13. Stepper Motor Relative Positioning Control Experiment
14. Stepper Motor Absolute Positioning Control Experiment
15. Stepper Motor Origin Search Control Experiment
16. Temperature Detection Control Experiment
17. Temperature PID Control Experiment
18. Touchscreen PLC Control of Inverter Motor Start-Stop Experiment
19. Touchscreen PLC Inverter Encoder Closed-Loop Control of Motor Movement and Positioning Experiment
20. Servo Motor Forward and Reverse Rotation Control Experiment
21. Servo Motor Rotation Positioning Touchscreen Control Experiment
22.Photoelectric Switch Detection and Audible/Visual Alarm Experiment.