640VA Single Phase Control Transformer 240V to 24/27/32VAC with CE Certification

Price Negotiable
Price: $20-$8000
MOQ: 50units
Delivery Time: 10-15days
Brand: WINLEY
Product Description
Product Overview

640VA isolating single phase control transformer designed for industrial control applications, featuring flexible input/output voltage customization and high-quality construction.

Key Features
  • Primary leads: Flexible PVC coated cable for durability
  • Secondary leads: Flexible silicon coated cable for heat resistance
  • Advanced insulation using DMD333 and DMD222 materials
  • Comprehensive finishing process including oven baking, clear varnish coating, and vacuum varnish treatment
Technical Specifications
ParameterSpecification
Product ModelBK-640VA
Winding MaterialEnameled copper wire
Capacity640VA
Input Voltage240V (Customizable)
Output Voltage24/27/32V (Customizable)
Frequency50/60Hz
Connection TypeFinger safe terminals
Insulation LevelF
Enclosures Protection LevelIP00 or higher
Withstand Voltage Test3000V/min
Insulation Resistance>100MΩ
Ground Resistance25A
Induction Withstand Voltage Test125Hz/830V/60s
Cooling MethodNatural or air cooling
Temperature Rise≤80K
Transformation Ratio
Air Carrying Current
Efficiency80%--99%
Operating Temperature-15℃~40℃ (40℃, 90%R.H., 56days)
Storage Temperature-25℃~100℃(40℃, 90%R.H., 56days)
CertificationsCE, ISO
Technical parameters for reference only. For exact technical information, please contact us.
Product Images
640VA Single Phase Control Transformer front view showing terminal connections and construction details
640VA Single Phase Control Transformer technical diagram and specifications
Frequently Asked Questions
Q: Can I have a sample order?
A: Yes, we welcome sample orders to test and check quality.
Q: What is the lead time?
A: Sample time 3-7 days, shipped via DHL, UPS, FedEx, etc. Mass production time 7-25 days.
Q: How long is the warranty?
A: 24 months from B/L. We provide free replacement for damaged accessories with photo evidence, technical support, and free easily damaged accessories based on order quantity.
Q: Is OEM/ODM available?
A: Yes, we are a manufacturer with our own R&D team. Customization services include: custom colors and functions, custom packaging, logo printing (MOQ: ≥10pcs), and custom design implementation. All customizations must be confirmed before production.
Q: How to control the products quality?
A: We hold CE certification and employ professional engineers. Workers follow technical drawings strictly, with QC supervisors conducting regular inspections. Performance tests are conducted during production and comprehensive quality tests upon completion.

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Xiamen Winley Electric Co.,Ltd
Location No. 99 Yilan Road,Siming,Xiamen,Fujian,China
Contact Person Steven

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