Emerson SPMD1422 AC Drive / Inverter Module

FAQ

Q1: What is the Control Techniques SPMD1422 used for?
A: It is a high-power AC inverter module used for variable-speed and torque control of industrial motors.

Q2: What is the DC input voltage of the SPMD1422?
A: The specified DC input range is approximately 462–713 VDC.

Q3: What is the output voltage?
A: The drive provides a variable 0–480 VAC three-phase output.

Q4: What is the continuous output current?
A: The commonly specified continuous output current is approximately 210 A, with a higher heavy-duty rating of approximately 264 A.

Q5: What motor power is suitable for the SPMD1422?
A: It is typically associated with 110 kW / 150 HP motors. Some specifications identify 132 kW under alternative duty conditions.

Q6: Is the SPMD1422 still manufactured?
A: No. Current industrial-part databases identify the SPMD1422 as obsolete/discontinued, so new-old-stock, refurbished and repaired units are common sources.

Q7: What rectifier is used with the SPMD1422?
A: The SPMD1422 is part of the modular Unidrive SP system and can be used with compatible SPMC or SPMU rectifier modules to establish the DC bus.

Q8: What are the dimensions and weight of the SPMD1422?
A: The commonly listed dimensions are approximately 780 × 310 × 300 mm (H × W × D), with a product weight of approximately 38 kg.

Emerson SPMD1422

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