Benshaw MVH2 Series Medium Voltage Variable Frequency Drive Specification

This official Benshaw specification defines the complete requirements for the MVH2 Series Medium Voltage Variable Frequency Drive (MV VFD), detailing its design, performance, safety, and control parameters for medium voltage motor applications. It provides a full technical reference for engineers, specifiers, and maintenance professionals seeking high reliability, efficiency, and compliance with IEEE, ANSI, and NEMA standards.

Key Points

  • Comprehensive Scope: Defines design, manufacturing, testing, and performance requirements for MV VFDs used in medium voltage motor control applications.
  • Advanced Control Features: Supports multiple control modes including volts/hertz, vector, and sensorless vector control with precise speed regulation.
  • Serviceability and Modularity: Modular power cell design enables quick replacement (<10 min MTTR) and simple maintenance without rear access.
  • Testing and Warranty: Factory tested and available with up to 36 months extended warranty when commissioned by authorized Benshaw technicians.
  • High Efficiency and Reliability: MVH2 Series drives offer =96% efficiency and are designed to operate reliably under harsh conditions with a 20-year capacitor life expectancy.
  • Safety and Compliance: Meets or exceeds UL, IEEE, NEMA, and OSHA standards with features such as arc flash mitigation and ground fault protection.
  • Communication and Monitoring: Includes modern communication protocols (Ethernet/IP, Modbus, ProfiNet) and advanced HMI with data logging and trend visualization.
  • Environmental Durability: Operates in up to 45°C environments and 95% humidity without derating up to 1000m elevation.