What are some of the key specs for the iS7?
1. Max. Frequency
V/F Control : 400Hz, Sensor-less Control : 300Hz, Sensored Control : 120Hz
2. Max. Time for 200% overload : 12 seconds
3. Max. surrounding temperature : 50 deg C for CT and VT loads. (In case of VT, use less than 80% load for 50 deg C.)
4. Derating temperature : 72-80 deg C (~75kW), 65~70 deg C (90~160kW)
5. Analog input resolution: 12 bit
6. Min. Frequency
V/F control : Depends on motor's specification, Sensor-less Control : 0.3Hz, Sensored Control : 0Hz
Control Mode Specific Specs
V/f
- Starting Torque : 150% @ 3.0Hz
- Speed Regulation: +/- 2 ~ 3% of max freq.
- Speed Response: 3HZ
- Speed Control Range: 40:1
V/f with PG
- Starting Torque : 150% @ 3.0Hz
- Speed Regulation: +/- .03% of max freq.
- Speed Response: 3HZ
- Speed Control Range: 40:1
Sensorless - 2 (Open Loop)
- Starting Torque : 150% @ .1Hz
- Speed Regulation: +/- .3% of max freq.
- Speed Response: 10HZ
- Speed Control Range: 100:1
Vector (Closed Loop)
- Starting Torque : 200% @ 0Hz
- Speed Regulation: +/- .02% of max freq.
- Speed Response: 50HZ
- Speed Control Range: 1000:1