SINFONIA's 400Hz static frequency converter is developed with advanced aerospace and invertor technologies with accmulated experiences for almost a century.
- Realized high reliability and cost reduction with SINFONIA's original circuit method.
- Supply stable electricity by installing NBPT controlling circuit.
- Designed to install outdoor, so capable to preserve high durability for a long time.
- Noise reduced by installing latest IGBT.
- Able to reduce maintenance time by reducing consumable and applied renewing control circuit.
| Capacity | 90kVA | 120kVA | 180kVA | |
|---|---|---|---|---|
| Input | Rated Voltage | 420/440V | 420/440V | 420/440V |
| Voltage Regulation Steady State | ±10％ | |||
| Rated Frequency | 50/60Hz | |||
| Number of Phases and Wire Connections | 3-phase 3 lines | |||
| Internal Rectification Method | 12-phase rectifier | |||
| Output | Rated Voltage | 115/200V | ||
| Rated Current | 260A | 346A | 260A×2 | |
| Rated Frequency | 400Hz | |||
| Number of Phases and Wire Connections | 3-phase 4 lines | |||
| Range of Power Factor | 1 ~ Lag 0.8 | |||
| Range of Voltage Adjustment | 100 ~ 125V | |||
| Frequency Accuracy | Within ±1Hｚ | |||
| Voltage Stabilization Accuracy | Within ±2V | |||
| Waveform Distortion | Within 3％ (When balanced loading) | |||
| Resistance Amount of Excess Current | 120kVA 15min, 150kVA 20sec | 150kVA 10min, 180kVA 30sec | 113kVA 10min, 135kVA 1min | |
| NBPT | Lap Time of Electric Source | Within 120m sec | ||
| Phase Difference | ±90° | |||
Environmental Condition |
Surrounding Temperature | -20 ~ 40℃ | ||
| Relative Humidity | 30 ~ 95％ | |||
| Altitude | Below 1000m | |||
| Installation Location | Outdoor | |||