This manual covers the AC Tech SCN Series Variable Frequency Drive.
The document serves as an installation and operation guide for the AC Tech SCN Series of variable speed AC motor drives. It covers product details, model designation codes, physical dimensions, and electrical ratings for various horsepower configurations.
Key operational instructions include specific procedures for drives stored for over three years, requiring an 8-hour power application to reform electrolytic capacitors before use. The manual also outlines strict environmental requirements, such as vertical mounting for cooling and restrictions on installation in hazardous or oily environments.
| Storage Temperature | -20 to 70 C |
|---|---|
| Ambient Operating Temperature | 0 to 50 C (up to 6 kHz carrier) |
| Input Voltage Tolerance | +10%, -15% |
| Output Frequency Range | 0 - 99 Hz |
| Carrier Frequency Range | 4 kHz to 10 kHz |
| Overload Current Capacity (60s) | 150% |
Apply input power to the drive for 8 hours prior to operating the motor to reform the capacitors.
No, the SCN Series is UL approved for solid state motor overload protection.
Twelve months from the date of sale or eighteen months from the date of shipment.