Function and Purpose
The NXKDO series autotransformer (hereinafter referred to as the transformer) is suitable for AC 50Hz (or 60Hz), with a rated power supply voltage not exceeding 690V in electrical control circuits, as a transformer for equipment without electrical isolation requirements.
Detailed Description
Parameters:
Rated Input Voltage: ≤690V
Temperature Rise: ≤100K
Efficiency: ≥80%
Advantages/Core Features:
01 Safe and Reliable
Coil winding vacuum impregnated insulation treatment, high insulation strength and mechanical strength
Using protective terminal blocks, good electrical clearance and creepage distance, can still work stably in harsh environments
02 Green Energy Saving
Low no-load loss, high product conversion efficiency
Detail Parameters
| Parameter Category | Parameter Item | Parameter Value |
|---|
| Rated Capacity (VA) | 25~500 |
| Relationship between Core Capacity and Rated Capacity (Rated Output Capacity): | |
| | $P_{c} = \frac{V_{max}-V_{min}}{V_{max}} \times P_{r}$ |
| | PC - Core Capacity (VA) |
| | Pr - Rated Capacity (VA) |
| | Vmax - Maximum value of rated power supply voltage or rated output voltage |
| | Vmin - Minimum value of rated power supply voltage or rated output voltage |
| Rated Frequency (Hz) | 50/60 |
| Rated Power Supply Voltage (V) | 220, 380, 415, 440, 480, 690 |
| Rated Output Voltage (V) | 110, 220, 380 |
| Insulation Heat Resistance Level | F |
| Note: | Voltage outside the table is determined by the user and manufacturer through consultation. | |
