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TDGC3 0.5-5KV Single Phase Variable Auto Transformer

The single-phase variable transformer is a device designed to regulate voltage by continuously adjusting the turns ratio of an autotransformer. By moving the regulator brushes along the polished surface of the coil, the output voltage can be smoothly varied from zero to the maximum level.

Brand: Zhengxi or supports OEM & ODM
Model: TGDC3 Series
Waveform Distortion: No additional waveform distortion
Operating Frequency: 50/60Hz
Insulation Resistance: Single-phase >5MΩ, Three-phase >2MΩ
Withstand Voltage: 2000V/1 minute
Temperature Rise: <60°C

Applicability

The TGDC3 series variable autotransformers are known for their waveform fidelity, compact size, lightweight design, high efficiency, ease of operation, and reliability. These transformers are suitable for long-term stable operation and are widely used for voltage regulation, temperature control, light adjustment, power control, metallurgical instruments, electromechanical manufacturing, light industry, scientific experiments, public utilities, and household appliances. They are the ideal solution for AC voltage regulation.

Product Features

  • Operating Frequency: 50/60Hz
  • Efficiency: 95%
  • Waveform Distortion: No additional distortion
  • Temperature Rise: <60°C
  • Electrical Strength: 2000V/min
  • Insulation Resistance: Single-phase >5MΩ, Three-phase >2MΩ

Environmental Requirements:

  • Maximum Ambient Temperature: +40°C
  • Minimum Ambient Temperature: -5°C
  • Installation Altitude: Not exceeding 1000 meters
  • Relative Humidity: In humid months, the average relative humidity is 90%, with an average air temperature of 25°C
  • Power Supply Voltage Waveform: Sine wave or sine-like waveform
  • Installation Environment: Indoor, with no gases, steam, chemical deposits, dust, dirt, or other media that may affect the insulation performance of the voltage regulator. No significant vibrations or bumps.

Product Specifications

Model Input Voltage Adjustable Output Voltage Max Current (A) Dimensions (mm) L×W×H
TDGC3-500VA 220V 0-300V 1.6 190215150
TDGC3-1000VA 220V 0-300V 3.3 225250180
TDGC3-2000VA 220V 0-300V 6.6 224205179
TDGC3-3000VA 220V 0-300V 10 235285230
TDGC3-5000VA 220V 0-300V 16.6 230318270
rotary variable differential transformer

① Portable Handle
② Metal Case
③ Digital Display
④ Dial
⑤ Knob
⑥ Heat sink
⑦ Fuse
⑧ Switch

ac automatic voltage stabilizerFormula for Calculating Loadable Power

The maximum loadable power based on the corresponding voltage can be calculated using the formula:
Output Loadable Power (W) = Output Voltage (V) × Max Current (A)

This flexibility in voltage adjustment allows the TGDC3 series transformer to meet a wide range of industrial and domestic applications, providing precise control and stable voltage regulation.

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