| Brand | ROCKWILL |
| Model NO. | Photovoltaic Isolation Transformer for Solar Energy Systems |
| Rated frequency | 50/60Hz |
| Rated capacity | 80kVA |
| Series | SGG |
This 80kVA photovoltaic isolation transformer is engineered for three-phase solar energy applications, providing galvanic isolation and stable voltage conversion in PV power systems. Constructed with Class H (200°C) insulation, it delivers low losses and reliable thermal performance under continuous solar generation conditions.
Suitable for commercial and industrial PV installations requiring durable, low-maintenance transformer equipment with customization options for voltage, cooling, and packaging.
| Rated capacity | 80kVA |
| phase number | 3 Phases |
| Input voltage | 220VAC |
| Output voltage | 440VAC |
| Working frequency | 50/60HZ |
| Rated current | 104A |
| Short Circuit Impedance | 4% |
| Voltage Resistance | 2500VAC/min |
| Insulation Level | Level H |
| Insulation Resistance | > 100MΩ/ DC500V |
| Ambient Temperature (Max.) | +40°C |
| Ambient Temperature (24h Avg.) | ≤35°C |
| Ambient Temperature (Min.) | -5°C (indoor) |
| Altitude (Max.) | ≤1000 m |
| Relative Humidity (Daily Avg.) | ≤95% |
| Relative Humidity (Monthly Avg.) | ≤90% |
| Water Vapor Pressure (Daily Avg.) | ≤2.2 kPa |
| Water Vapor Pressure (Monthly Avg.) | ≤1.8 kPa |
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