The RELIANCE ELECTRIC DCVR-3 SC-68224 is an industrial-grade main regulator control board assembly engineered to guide the processing loops of high-performance variable-speed motor drive units. Positioned as the central intelligence of the drive chassis, it processes velocity feedback, parses positioning inputs, and modulates gate firing commands to maintain exact motor torque synchronization. The multi-layered board features integrated surface-mount logic arrays, localized test points for diagnostic tracking, and high-density pin headers that allow it to lock directly onto the drive's power switching base module without demanding extensive field panel configurations.

Logic Supply Voltage:

Typically requires +5V DC, +15V DC, and -15V DC

Armature/Field Voltage Range:

0 - 90V DC or 0 - 180V DC

Operating Temperature Limits:

0°C to +55°C

Storage Temperature Envelope:

-20°C to +70°C

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