A.V.S 3 Phases NM-250KII 250kVA (250.000VA), Input 304V÷420V, Output 380V
- Điện áp vào: 304V – 420V (175V ~ 242V)
- Điện áp ra: 380V ± 2~3%
- Công suất: 250kVA
- Kích thước: 1450 x 850 x 1900mm (Dài x Rộng x Cao)
- Trọng lượng: 850kg
Description
TECHNICAL SPECIFICATIONS
-
Input Voltage: 304V – 420V (175V ~ 242V)
-
Output Voltage: 380V ± 2–3%
-
Power Rating: 250kVA
-
Frequency: 49 – 62Hz
-
Response Time: 1 – 3 seconds
-
Operating Ambient Temperature: -5°C to +40°C
-
Control Principle: DC Servo Motor
-
Insulation Resistance: Greater than 3MΩ at 500V DC
-
Dielectric Strength: Tested at 1500V for 1 minute [1500V/1min]
-
Dimensions (L x W x H): 1450 x 850 x 1900 mm
-
Weight: 850kg
OUTSTANDING FEATURES
-
Made with 100% pure copper windings (99.99%), ensuring stable power transmission, reduced losses, and high efficiency in heavy-duty industrial environments.
-
Maintains a stable 3-phase 380V output voltage, allowing industrial electrical equipment to operate at designed capacity, maximizing performance and extending service life.
-
Integrated overload and short-circuit protection system using circuit breakers, ensuring maximum safety and preventing fire hazards or damage caused by abnormal current.
-
Equipped with an intelligent overvoltage protection control circuit that automatically disconnects power when output voltage exceeds the safe threshold, protecting equipment from high-voltage damage.









