Cummins PCC3300 Controller Module (PowerCommand 3.3)

Intelligent Generator Control, Monitoring & Paralleling System

The Cummins PCC3300 (PowerCommand 3.3) is a powerful microprocessor-based control module designed for automatic operation, paralleling, and protection of diesel and gas generator sets. It combines all essential generator control functions — including start/stop logic, voltage regulation, synchronization, load sharing, and comprehensive monitoring — into one advanced and reliable unit.

Ideal for both single and multi-generator applications, the PCC3300 provides seamless control during standby, prime, or continuous power operations. It supports Automatic Mains Failure (AMF) functionality and can operate in island or utility-parallel configurations, ensuring smooth and efficient power management for industrial, commercial, and critical facilities.

Key Features:

• Automatic mains failure (AMF) and generator start/stop control

• Synchronization and load sharing for multiple gensets

• Masterless Load Demand (MLD) capability for optimized efficiency

• Digital Automatic Voltage Regulation (AVR)

• Real-time monitoring of voltage, current, frequency, kW, and kVAr

• Modbus RS-485 and InPower™ PC communication interface

• Configurable digital and analog I/Os

• High-resolution backlit LCD display with multilingual interface

• Event and fault logging with time-stamped records

• Rugged design for demanding industrial environments