About MD290T90G/110P-INT AC Drive, Three Phase, 380 to 480V, 90/110kw - Inovance Ac Drive
The Inovance MD290T90G/110P-INT is a heavy-capacity, three-phase variable-frequency AC drive engineered for open-loop speed and torque control of high-output industrial asynchronous induction motors. [
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Core Functional Capabilities
- Dual-Rating Performance: Automatically optimizes its internal electrical thresholds based on the attached machinery load type.
- Heavy Duty Rating (G): Drives continuous, constant-torque machinery up to 90 kW (120 HP) with a 150% overload capacity for 60 seconds.
- Normal Duty Rating (P): Powers variable-torque loads (such as large industrial ventilation fans or centrifugal pumps) up to 110 kW (150 HP) with a 110% overload protection threshold for 60 seconds.
- Control Algorithms: Features general-purpose open-loop V/F control alongside automatic torque boost, automatic slip compensation, and 4 independent programmable S-ramps.
- Electrical Safety: Equipped with standard built-in DC reactor networks to suppress line harmonics and buffer internal electronics against system line surges.
- Braking Note: Unlike lower-power models, this high-power 90G/110P unit requires an optional external dynamic braking unit (MDBU) if your application requires rapid braking of high-inertia loads. [1, 2, 3, 4, 5, 6]
Weight & Engineering Dimensions
This high-power physical configuration scales the hardware enclosure layout into the robust
T8 Frame Size footprint. [
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The official outer cabinet dimensions converted to inches and dry hardware weight include:
- Height: 22.05 inches (560 mm)
- Width: 10.63 inches (270 mm)
- Depth (Length): 13.31 inches (338 mm)
- Total Operational Weight: 113.54 lbs (51.5 kg) [1, 2]