Teaching Equipment Standard Mini Refrigeration Systemeducational Equipment

• Warranty: 1 Year
• Condition: New
• Customized: Customized
• Certification: ISO9001, CE
• Application: Office School Multimedia Machine
• Function: Learning
• Model NO.: ZC
• Color: as Shown or Customized
• MOQ: 1 Set
• Transport Package: Wooden
• Specification: 200KG
• Trademark: ZHONGCAI
• Origin: China
• HS Code: 9023009000
• Production Capacity: 500 PCS/Year

Product Description

1. Features
1. The electrical control circuit components are installed on the mounting board as a hanging board, which is convenient to operate and replace, which is convenient for expanding functions or developing new training; the selection of operation content is typical, practical and scientific.
2. The console only needs three-phase four-wire AC power to be put into use;
3. The control circuit and specially designed small motor for skill training can simulate various electric drive systems in the factory, and can meet the requirements of maintenance electricians' installation, debugging, fault analysis and troubleshooting skills;
4. All the components of the relay contact control circuit training are led to the terminals through wires. Students only need to wire on the terminals when wiring, which is beneficial to protect the components; during the training, the wires are routed through the trunking to perform the process Wiring training;
5. Electrical components such as contactors and thermal relays adopt well-known brands at home and abroad to ensure the quality and performance of the equipment;
6. Equipped with voltage-type leakage protector and current-type leakage protector to ensure the safety of the operator; each power output has functions such as monitoring and short-circuit protection, when misoperation occurs during training or short-circuit due to wiring errors , The device can automatically protect to avoid burning the fuse and damaging the electrical appliances, ensuring the smooth progress of the training;
7. The connection of the training circuit and the power supply of the device is through the safety socket and the high-reliability sheath structure pistol plug-in wiring, which is safe and fast;
8. The device is equipped with a three-phase power output short-circuit soft cut-off protection function, which prevents short-circuit damage to components due to incorrect wiring or misoperation during the training. At the same time, it can ensure the smooth progress of the training and save the cost of training.

2. Technical performance:
1. Input voltage: three-phase four-wire system 380V±10% 50Hz
2. Working environment: ambient temperature range -5~+40ºC relative humidity<85%(25ºC) altitude<4000m
3. Device capacity: <1.5KVA
4. Dimensions: 1600×700×1630mm3

3. Equipment
(1) DW02 power control panel
The control screen is an iron double-layer matte dense pattern spray structure, and an aluminum panel.
The main control function board is equipped with resources:
1. Three-phase four-wire power input, after the leakage protector, the main switch, the contactor is controlled on and off by the start and stop buttons, and an emergency stop control button is provided;
2. There is a 450V pointer AC voltmeter on the control screen, and three grid voltages can be observed by switching the band switch;
2. AC low-voltage power supply: equipped with a transformer, the primary side 220V, the secondary side 26V and 6.3V AC voltage, 6.3V is used for the signal indicator power supply, 26V is used for the AC power supply of the rectifier circuit in the dynamic braking;
3.4 5408 diodes, rectifier circuit used for dynamic braking;
4. Three 75Ω/75W resistors are used for step-down start of the motor, and one 10Ω/25W is used for dynamic braking of asynchronous motors.
(2) Training table
  The training table is an iron double-layer matt dense pattern spray structure, and the tabletop is a fireproof, waterproof, wear-resistant high-density board, with a solid structure and a beautiful appearance. There are two drawers (with locks) on the left and right sides of the table, and there are cabinets, which can be used to place pendants and training items.

4. Training project
1. Single-phase start-stop control circuit
2. Asynchronous motor jog control circuit
3. Two-place control circuit of asynchronous motor
4. Asynchronous motor interlocking forward and reverse control circuit
5. Double interlock control circuit
6. Automatic sequence control circuit
7. Manual sequence start
8. Asynchronous motor star and triangle control circuit
9. Asynchronous motor energy consumption braking control circuit
10. Button interlocking three-phase asynchronous motor forward and reverse control circuit
11. Contactor interlocking three-phase asynchronous motor forward and reverse control circuit
12. Double interlocking three-phase asynchronous motor forward and reverse control circuit
13. One-way decompression start and reverse brake control circuit
14. Asynchronous motor reverse connection brake control circuit
15. Automatic round-trip control line
16. Forward and reverse jog, start control circuit
17. Automatic reciprocating control circuit with jog
18. Asynchronous motor self-locking control circuit
19. Asynchronous motor single-phase jog, start control circuit
20. Three-phase asynchronous motor stator series resistance decompression start manual control circuit
21. Three-phase asynchronous motor stator series resistance decompression start automatic control circuit
22. The control circuit of the contactor to control the two-speed motor
23. The control circuit of the time relay to control the two-speed motor
24. C620-1 type lathe control circuit
25. Electric hoist control circuit
26. Y3150 gear hobbing machine control circuit
27. Electric hoist circuit
28.Z3040 Radial Drilling Machine Circuit
29.CA6140 lathe circuit
34. Socket and a switch control a lamp (incandescent lamp, fluorescent lamp + two-pole leakage switch)
35. Two double switches control one lamp (incandescent lamp, fluorescent lamp + two-pole leakage switch)
36. Three switches control one lamp (incandescent lamp, fluorescent lamp + two-pole leakage switch)
37. Wiring of fluorescent lamp circuit
38. Voice-activated switch controls the wiring of the incandescent lamp circuit
39. Touch the delay switch to control the wiring of the incandescent lamp circuit
40. The human body induction switch controls the wiring of the incandescent lamp circuit
41. Single-phase watt-hour meter direct wiring circuit
42. Wiring circuit of single-phase watt-hour meter via current transformer
43. Wiring circuit of voltmeter and ammeter
44. The voltmeter of the universal transfer switch measures the three-phase voltage wiring
45. A current transformer is used for the control circuit wiring of a single-phase loop
46. Three current transformers are connected into a star wiring circuit
47. Three current transformers are connected into a delta wiring circuit
48. Measuring circuit of three-phase power factor meter
49. Wiring circuit of three-phase three-wire active watt-hour meter
50. Wiring circuit of three-phase three-wire active watt-hour meter via current transformer
51. Wiring circuit of three-phase four-wire active watt-hour meter
52. Wiring circuit of three-phase four-wire reactive watt-hour meter via current transformer
53. Wiring circuit of three-phase four-wire reactive watt-hour meter
54. Wiring circuit of three-phase four-wire reactive watt-hour meter via current transformer

6. Practical component hanging box configuration
Fuses, toggle switches, AC contactors, time relays, DC contactors, button switches, signal indicators, thermal relays, meters, etc. have been installed on the hanging box. All components are of well-known domestic and foreign brands. The wiring of various training components are wired on the terminal block, which avoids the loss of components caused by the long-term screw disassembly and assembly of the device itself. The wiring is routed through the wiring groove for process wiring training. The connection between the training circuit and the power supply of the device is through the safety socket and the high-reliability sheath structure pistol plug connection line, which is safe and fast.
 

Number	Case number	Training module name	QTY	Noted
1	DW-01	Maintenance electrician training component (1)	1pcs	The hanging board is equipped with thermal relay, AC contactor (380V), button indicator (6.3V), wiring terminals, etc.
2	DW-02	Maintenance electrician training component (2)	1pcs	Screw-type fuses, in-line fuses, low-voltage circuit breakers, time relays, AC contactors, wiring terminals, etc. are installed on the hanging board
3	DW-03	Maintenance electrician training component (3)	1pcs	Screw-type fuse, transfer switch, solenoid valve, cross switch, travel switch, etc. are installed on the hanging board
4	DW-10	Instrument lighting training and assessment components (1)	1pcs	Provide 1 two-pole leakage protector, 2 3P fuses, 1 knife switch, 1 single-phase watt-hour meter
5	DW-11	Instrument lighting training and assessment components (2)	1pcs	Provide 2 screw sockets, 3 switch boxes, 1 ballast, 1 starter, 1 fluorescent lamp
6	DW-12	Instrument lighting training and assessment components (3)	1pcs	Provide 3 AC ammeters and 3 current transformers
7	DW-13	Instrument lighting training and assessment components (4)	1pcs	Provide 1 AC voltmeter and 1 voltage indicating switch
8	DW-14	Instrument lighting training and assessment components (5)	1pcs	Provide 1 three-phase three-wire active watt-hour meter
9	DW-15	Instrument lighting training and assessment components (6)	1pcs	Provide 1 three-phase four-wire active watt-hour meter
10	DW-16	Instrument lighting training and assessment components (7)	1pcs	Provide 1 three-phase four-wire reactive power meter
11		Three-phase squirrel cage motor 380V/Y	1set
12		Three-phase squirrel cage motor 380V/Y	1set	With speed relay
13		Two-speed asynchronous motor 380V/YY/△	1set

FAQ
Q1.DO YOU ACCEPT CUSTOMIZED DESIGN? DO YOU OFFER OEM & ODM SERVICE?
A: Yes, of course! We have over 9 years' experience in customized design product.

Q2.WHAT INFORMATION SHOULD I PROVIDE FOR A CUSTOMIZED ORDER?
A: The more information you provide, the accurate solution we can prepare for you.
Such as: 1. Tenical Specification. 2. Tender process and detail requirement and other information required.

Q3.WHAT IS YOUR MOQ?
A: One unit.The more the better. The price is negotiable for large quantity.

Q4.WHAT IS YOUR PAYMENT TERM?
A: For Total ≤5000 USD, 100% T/T in advance. For Total > 5000 USD, 50% T/T in advance, balance before shipping.

Q5.WHAT IS THE DELIVERY TIME?
A: For 1-2 items,send out in 20 workdays after payment. For Large order, we can deliver in 30-45 days. lt's based on what's kinds of styles and the quantity.

Q6.HOW LONG IS THE WARRANTY TIME?
A: One year.

Q7.HOW CAN I GET THE AFTER-SALES SERVICE?
A: Usually online and vedio if necessary. Lifetime technical support.

Q8.HOW DO YOU DO TO CONTROL QUALITY?
A: We comply with IS09001 standards strictly and most of our products are CE approved.