Tow stage - expansion System Trainer


Negotiable Min Order Quantity Unit

Required Quantity
Place of Origin
Brand name
POSTECH
Payment Terms
Negotiable
Production method
Negotiable
Shipping / Lead Time
Negotiable / Negotiable
Keyword
trainer, training, refigeration education, refrigerator trainer
Category
Kitchen Appliances , Refrigeration & Heat Exchange Machinery

POSTECH Co., Ltd.

Membership
VIP
Country / Year Established
South Korea South Korea /
Business type
Others
Verified Certificate

16

DUNS

Product name Tow stage - expansion System Trainer Certification -
Category Kitchen Appliances
Refrigeration & Heat Exchange Machinery
Ingredients -
Keyword trainer , training , refigeration education , refrigerator trainer Unit Size -
Brand name POSTECH Unit Weigh -
origin Stock -
Supply type - HS code 9023009000

Product Information

■Technical Description
1. Available to experiment and test by temperature or pressure control in two-stage compressing and expansion system.
2. Using solo coolant for two-stage compressing and expansion system.
3. As variable pressure at middle cooling device, available to check temperature change.
4. The sequence screen attached to the graphic module control department and power
automatic control machine for experiment on temperature, pressure and automatic
control and operation
5. The experiment on cycle change of refrigeration equipment according to temperature
and Mollier diagram drawing in P-I diagram drawing part.
6. The control department is made up of visual lamps separated system from machine
department
7. Automatic control with graphic panel and two automatic control modules
8. Data formation by data auto-saving and P-I diagram auto-operation in the system with
control program

■Experiments(Study objectives)
- Fitting refrigerant Trainer
- Vacuum test Trainer
- Leak test Trainer
- Troubleshooting at two-stage system machine
- Troubleshooting at electric circuit
- Fitting electric circuits for two-stage system Trainer
- Refrigeration effect as ratio of the expansion V/V in two-stage system Trainer
- Temperature control at evaporator
- Temperature control at condenser
- Pressure control at low side
- Pressure control at high side
 Understanding of middle cooler operation
 Component understanding of two-stage system
 COP calculation for two-stage system

■Specifications
- Compressor : 1/2HP 1ea, 1HP 1ea
- Condenser : Air-cooled type
- Evaporator: pin, Tube air-cooled type
- Evaporator chamber
- Middle cooler
- Expansion Valve : manual type
- Liquid receiver : 1/2HP
- Accumulator  : 1HP 2ea
- Electronic valve : 3/8" nut clamp type
- Manometer
- fitting nipple
- Sight Glass
- Electric control module: DC24V
- Graphic module: digital DC24V
- Thermostat range: -50℃~100℃
- Pressure switch range:
  Low side: 0bar~5bar
  High side: 5bar~30bar

■Dimensions and weight
- Size(LxWxH):  1600x730x1720mm
- Weight: 200kg

■Including
- Electric control module
- Graphic module
- Refrigeration Machine module
- Banana jack: 20 each of black and red
- User manual book

■Option
- Transparency condenser
- Transparency accumulator
- Data acquisition module (MSR1000)
- Computer Monitoring program S/W (MSM1000)
- Control program S/W aid computer
- Refrigeration simulation training
  program S/W
- BLDC compressor

Product Info Attached File

RH-R-7100.pdf

RH-R-7100_2.pdf

B2B Trade

Price (FOB) Negotiable transportation -
MOQ Negotiable Leadtime Negotiable
Payment Options Negotiable Shipping time Negotiable

POSTECH Co., Ltd.

Country / Year Established
South Korea South Korea /
Membership
VIP
Business type
Others

16

DUNS

President
KOH JEANG CHEAL
Address
73, Bugwon-ro, 2425 Beon-gil, Wonju-si, Gangwon-do, South Korea (220-955)
Product Category
Education Supplies,Electrical Equipment,Refrigeration & Heat Exchange Machinery
No. of Total Employees
1-50
Company introduction

Since its establishment POSTECH Co., Ltd. has constantly given its best and made careful strategic investments to ensure the development of leading-edge welding machines and related equipment. Through its efforts, the company evolved from a mere manufacturer of welding machines into a corporation that specializes in training equipments of industrial facilities. The company further works hard to make definite advancements in the industrial Equipments and Technical facilities. We also continue to improve the quality of our welding equipments, as we believe that we play an important role in maintaining the soundness of vital industries such as ship-building, heavy equipment, electronics, automobiles, construction, and schools and research institutes. Furthermore, we aim at producing the advanced technology products through our ceaseless systematic effort and development with research. We, all employees at POSTECH Co., Ltd. do our best to always meet the needs of customers and even exceed their expectations under the company slogan "Creation of High Technology" together with leading technologies in the 21st century.

Main Markets

Indonesia Indonesia

Malaysia Malaysia

South Korea South Korea

Viet Nam Viet Nam

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