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Air Cooling Single Phase Control Transformer

Basic Information
Place of Origin: CHINA
Brand Name: WINLEY
Certification: ISO,CE
Model Number: DG-20KVA
Minimum Order Quantity: 50units
Price: $20-$8000
Packaging Details: Plywood case
Delivery Time: 10-15days
Payment Terms: T/T
Supply Ability: 10000units/month
Detail Information
Usage: Machine Phase: One Phase
Frequency: 50/60Hz Capacity: 50VA-800KVA
Product Name: Low Voltage Isolation Transformer Input Voltage: 400V
Output Voltage: 230V Cooling Method: Air Cooling
High Light:

20KVA Single Phase Control Transformer


20KVA low voltage isolation transformer


Single Phase Control Transformer 400V To 230V

Product Description

20KVA Air Cooling Single Phase Control Transformer 400V To 230V



1. Feature

A.Reduce short-circuit current: When a short-circuit accident occurs on the load side, limit the short-circuit current of the system.
B. Impedance transformation function: increase the system impedance and make it easy to cooperate with protection devices.

C. F. It is available in the electric supplying of electronic instruments, machinery equipment, lighting, rectifying device,data center, etc.



Product Name Single phase isolation transformer
Product Model DG-20KVA
Winding Material Enameled copper wire
Capacity 20KVA
Input Voltage 400V(Can be customized)
Output Voltage 230V(Can be customized)
Frequency 50/60Hz
Connection Type Terminals
Insulation Level H
Enclosures Protection Level IP00 or higher
Withstand voltage Test 3000V/min
Insulation Resistance >100MΩ
Ground Resistance 25A<100milliohm
Induction Withstand Voltage Test 125Hz/800V/60s
Cooling Method Natural or air cooling
Temperature Rise ≤80K
Transformation Ratio <3%
Air Carrying Current <3%
Efficiency 80%--99%
Operating Temperature -15℃~40℃ (40℃, 90%R.H., 56days)
Storage Temperature -25℃~100℃(40℃, 90%R.H., 56days)
Certificate CE,ISO
The technical parameter for reference only, for exactly technical information, please feel free to contact us!


Air Cooling Single Phase Control Transformer 0

Air Cooling Single Phase Control Transformer 1




1. Q: Can I have a sample order?

A: Yes, we welcome sample order to test and check quality.

2. Q: What is the lead time?

A: Sample time 3-7 days, we usually ship by DHL, UPS, FedEx,etc. Mass production time 7-25 days.

3. Q: How long is the warranty?

A: 24 monthes from B/L. If there are any accessory problems,just provide the photos of damaged accessory,then we will provide free service. According to the number of products,we will provide easily damaged accessories for free. we also can provide technical support if you need.

4. Q: Is OEM/ODM available?

A: Yes,it is! We are manufacturer with our own R&D team, we can customize products according to customer's drawing or requirements.

Customized services:

a. Customized color and special function.

b. Customized box.

c. Print customer's logo(MOQ:≥10pcs).

d. Your other ideas about product, we can help you design and put them into production. The above customized services must be confirmed before production.

5. Q: How to control the products quality?

A: Our company owns the core technology ,all kinds of products hold CE certificate. We have professional engineers. Workers are strictly required to make products according to the drawings. Each process has technical instructors.The QC supervisors will regularly inspect the production. We will do products performance tests during production, and comprehensive quality tests when the products is completed.

Contact Details

Phone Number : 86-18650108051

WhatsApp : +8618650108051