Wenzhou Modern Group Co.,LTD. Company Logo Wenzhou Modern Group Co.,LTD.
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Commercial and Home Single Phase Constant Voltage Transformer(CVT)

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Wenzhou Modern Group Co.,LTD.

20 Jinshiqiao Road,Wenzhou,Zhejiang,China Wenzhou Zhejiang
Contact name
Richard Lin

Quick Information

  • Brand Name: Modern
  • Place of Origin: China
  • Model Number : TJA
  • Coil Number : Autotransformer
  • Coil Structure : IE
  • Phase : Single
  • Usage : Current
  • :


Constant Voltage Transformer ( CVT )
TJA Series Single Phase 0.5 ~ 20KVA

- Ideal maintenance free solutions for loads that can suffer electrical noise, local transient,mains power sags, surges and brownouts

Features & Benefits:
- Galvanic isolation
- High common and normal mode noise attenuation
- Sag, surge and brownout protection
Sine wave output (regardless of input waveform)
- Low installation heat output and running costs(maintenance free)
- High Mean Time Between Failure(MTBF)
- Easy to install

- Process control
- Automation
- Computer system
- Broadcasting
- Medical
- Aircraft industry, railway,shippment

Technical Specifications:
Model:                                TJA
Capacity(kva): 0.5kva       1kva      2kva/3kva        5kva       7.5kva      10kva      15kva
Input Voltage:   Single Phase 220V +-30% (154V ~286V)
Output Voltage:  Single Phase 220V +-1 ~ 3%
Efficiency:                   >=90% on full load
Frequency:                       50 / 60Hz
Dimension :
          140x210x360  220x320x380  320x680x450   320x710x520  400x820x560 460x820x600

Packaging & Delivery

  • Packing :1set / plywood case
  • Delivery Lead Time : 3 or 4 weeks,
  • Supply Ability : 100 sets /per month

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