Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Product Details
Customization: Available
After-sales Service: Providing Online Installation Guide
Warranty: 18 Months
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  • Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration
  • Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration
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  • Overview
  • Product Parameters
  • Our Advantages
  • Operating Range
  • Detailed Photos
  • Dimensional drawings
  • Applications
  • Our Service Assurance
  • FAQ
Overview

Basic Info.

Model NO.
ET-335 AF/BF
Lubrication Style
Lubricated
Cooling System
Refrigerant
Power Source
AC Power
Cylinder Position
Horizontal
Structure Type
Semi-Closed Type
Installation Type
Stationary Type
Type
Twin-Screw Compressor
Volume Flow
450m³/H
Application
Quick-Freezing Warehouses, Quick-Freezing Machine
Product Certificate
CE RoHS ISO9001
Usage
Food/Medicine/Chemicals/Workshop
Compress Level
Compound Two-Stage
Compressor Brand
Jltec
Evaporating Temperature
-65ºC~-10ºC
Refrigerant
R507A, R22
Weight
1125/1160kg
Colour
Customizable
Transport Package
Wood Packaging
Specification
1883*889*809mm
Origin
China
HS Code
8414909090
Production Capacity
5000pieces/Year

Product Description

Product Parameters

Technology Parameters Table
Compressor Type ET-335 AF/BF
Low pressure volume flow(m³/h) 450
High pressure volume flow(m³/h) 210
50Hz Rotation speed 2950
Capacity control Stepwise regulation: 10%, 50%, 100%
Stepless regulation: 10%, 50%~100%
Motor specification Power supply 3-380V-50Hz
Starting method Y-D
Insulation grade F
Protection equipment Phase sequence+PTC+PT100
Size of connecting pipe Inlet port 4''(φ108)
Outlet port 2.5''(φ76)
Replenishment port 2''(φ57)
Oil supply method Differential pressure oil supply
Pneumatic&Strength test
bar(G)
44
Weight(kg) 1125/1160
 

Our Advantages

(1) The two-stage design ensures a more efficient compression process, reducing energy consumption by up to 20% compared to single-stage compressors.

(2) With capable of operating efficiently across a broad range of temperatures, our compressors allows for a minimum evaporation temperature of -65°C and can handle both high and extremely low-temperature applications.

(3) Our compressors are designed for easy installation and integration into existing systems, reducing setup time and costs.

(4) Our compressors are equipped with advanced built-in protection modules, which can provide real-time alerts for potential issues, enabling proactive maintenance and reducing downtime.

(5) Designed to meet international environmental regulations, ensuring a sustainable and eco-friendly solution.

Leveraging our precision manufacturing base at headquarters, we have successively introduced internationally leading equipment such as the UK Holroyd profile grinders, Germany's KAPP profile grinders, and Germany's LEITZ coordinate measuring machines. This ensures that our products deliver exceptional performance across various commercial and industrial environments.

Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial RefrigerationEt-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Operating Range

Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial RefrigerationEt-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Detailed Photos

Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial RefrigerationEt-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial RefrigerationEt-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Dimensional drawings

Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Applications

The company's products are widely used in the food, fishery, pharmaceutical, chemical, scientific research, and logistics sectors. In response to the needs of deep-sea fishing vessels, northern heating, industrial high-temperature heat pumps, quick-freezing warehouses, quick-freezing machines, and freeze-drying equipment, the company has developed a range of specialized screw compressors that precisely cater to each of these specific fields.

Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

Our Service Assurance


Et-335 High-Efficiency and Energy-Saving Two-Stage Refrigeration Screw Compressor for Commercial or Industrial Refrigeration

FAQ

Q:Are you a factory or a trading company?
A:We are integrated with industry and trade, and have our own factory as well as the qualification and ability of foreign trade.
Q: How can I order?
A:Ask us for a quotation → Inform us of the usage scenario → Receive our product model recommendation → Negotiate the details → Sign a contract/deposit → Arrange for production → Goods are ready → Delivery → Further cooperation.

Q: How about a sample order?
A: We can provide prototypes to try out, but a deposit is required. Please be assured that this can be credited against the purchase price when you formally place your order.

Q: Which mode of transportation is available?
A: We usually use sea transportation, sometimes we also transport by rail. If you have special route requirements, you can also contact us.

Q: How long for delivery [production] and shipment?
A: Delivery time depends on the quantity you order. It usually takes 14 working days.
Q: How do I confirm payment?
A: Currently we only accept payment by wire transfer, other payment methods are acceptable, please contact us before you pay by other payment methods.

Q. How about your after-sales service ?
A: 1.Provide customers with installation and commissioning online instructions.
     2. Well-trained engineers available to overseas service.
     3.Worldwide agents and after service avaiable.arrange our engineers to help you training and installation.
Q. How do you control quality ?
A: 1. The raw materials are strictly inspected
     2. Some key parts are imported from overseas
     3. Each compressor must pass at least 5 hours of continuous testing before leaving the factory.

Q. Do you offer OEM service ?
A: Yes.Both OEM & ODM service can be accepted.

Q.How long could your air compressor be used?
A: Generally, more than 10 years.

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