Function and Usage
NDK2 series control transformers are suitable for AC circuits with a rated power supply voltage of 500V or less and a frequency of 50Hz, as control power, lighting power, and signal power for machine tools, industrial automation control systems, power equipment, machinery, and electrical equipment.
Detailed Description
Parameters:
Rated input voltage: ≤690V
Temperature rise: ≤100K
Efficiency: ≥80%
Advantages/Core Functions:
01 Safe and Reliable
Coil winding vacuum impregnated insulation treatment, high insulation strength and mechanical strength
Adopt protective terminal blocks, good electrical clearance and creepage distance, suitable for high altitude, thin air usage environment
02 Flexible Application
Adopt full copper coil winding, smaller size, multi-hole installation at the bottom
Detailed Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| Normal Operating Conditions and Installation Conditions | Upper Limit of Ambient Air Temperature | 40℃ |
| Lower Limit of Ambient Air Temperature | -5℃ |
| When the maximum temperature is 40℃, the relative humidity of the air does not exceed | 50% |
| At lower temperatures, higher relative humidity is allowed, for example at 20℃ | 90% |
| Special measures should be taken for occasional condensation caused by temperature changes | Special Measures |
| Installation environment should be well-ventilated, free from pollution, corrosive gases, dust, flammable media, and combustible materials and flammable gases; have rain, water, snow protection measures and no steam | Good ventilation, no pollution, no corrosion, no dust, no flammable, no combustible, rain-proof, water-proof, snow-proof, no steam |
| Transformers are suitable for horizontal or vertical fixed installation, installation location has no vibration and impact vibration, the altitude of the installation location does not exceed | 2000m |
| The voltage waveform of the power supply is a sine wave, the total harmonic content of the input power supply voltage is not more than | 5% |
| The even harmonic content is not more than | 1% |
| The total harmonic content in the load current does not exceed | 5% |
