Reliance Electric FlexPak 3000 Digital DC Variable Speed Drives

The Reliance® FlexPak 3000 is part of the Reliance Electric family of variable speed AC and DC drives.

The FlexPak 3000 digital DC drive features a unique, ergonomic user interface for easy installation,

start-up, application, and maintenance. Its unique design uses the latest digital,

micro-semiconductor and circuit technology for an exceptional combination of simplicity,

flexibility, and reliability in a compact package.

Reliance Electric FlexPak 3000 Цифровой привод постоянного тока с регулируемой скоростью 

Standard Features and Benefits

Dependable AC Supply

For Optimum Reliability

• 50/60 Hz AC line frequency input

• Phase insensitive AC line input

• Semiconductor fuse protection

• AC “N” contactor (DC “M” above 300 HP)

Versatile Power Capabilities For

Diverse Application Requirements

• Full-wave, full control 6-Pulse power conversion for

smooth efficient operation and high performance

• Burst firing of SCRs

• Non-regenerative or regenerative (required for reversing) controller

• Capable of 150% full-load current for one minute

• DC inverting fault protection on regenerative controllers

User-Friendly Quick Start Menu

For Easy Set-Up and Application

Adjustable parameters include:

• Maximum speed

• Minimum speed

• Linear acceleration

• Linear deceleration

• Current limit (positive and negative on regenerative modules)

• I/R compensation (voltage regulated drives)

• Jog speed

• Jog acceleration/deceleration rate

• Reverse disable on regenerative drives

12-Bit Resolution Analog Signals

For Exceptional Accuracy

• 10 VDC manual speed reference

• User selectable +/- 10 Volt or 4-20 mA auto speed reference

• 0-10 VDC analog output proportional to speed

• 0-10 VDC analog output proportional to armature current

• Speed feedback from analog tachometer (250 VDC maximum input)

Expanded Offering of Digital Signals

For Optimum Flexibility

• Coast, stop, auto/manual, forward/reverse, jog, run, and stop inputs

• Motor thermostat diagnostic input

• Brush wear diagnostic input

• Customer interlock diagnostic input

• Drive running contact output

• Drive alarm contact output

• Drive fault contact output

Feature-Rich “Standard” Package

For Exceptional Functionality

• Self-tuning of speed and current loops without disconnecting the fields

• Field (current) loss protection

• User selectable stop modes

- Coast

- Current limit

- Ramp

• Local controls with interactive keypad and display for:

- Drive set-up

- Drive operation

- Metering and diagnostics (including fault and alarm logs)