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Allen-Bradley PowerFlex 750 Series

Allen-Bradley PowerFlex 750 Series
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PowerFlex 750-Series ATEX Option Module
Catalog Number 20-750-ATEX
User Manual
Original Instructions

Table of Contents

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Allen-Bradley PowerFlex 750 Series Specifications

General IconGeneral
CategoryController
SeriesPowerFlex 750 Series
DimensionsVaries by model
WeightVaries by model
Output Voltage Range0V to Input Voltage
Output Frequency Range0 to 400 Hz
Control MethodVector Control
Communication ProtocolsEtherNet/IP, DeviceNet, ControlNet
Enclosure TypesNEMA 1, NEMA 12, NEMA 4X, IP20
SafetySafe Torque Off (STO)
Ambient Operating Temperature0 to 40 °C (32 to 104 °F)
Storage Temperature-40°C to 70°C (-40°F to 158°F)
Relative Humidity5% to 95% (non-condensing)
AltitudeUp to 1000m (3280 ft) without derating

Summary

Important User Information

Safety Warnings and Precautions

Summarizes warnings, cautions, and important notes for safe operation and installation.

Chapter 1 Safety Concepts

ATEX Directive 201434 EU

Explains the ATEX directive and its compliance requirements for the ATEX option module.

Motor Requirements

Specifies the essential requirements for motors used in ATEX hazardous environments.

ATEX System

Describes the overall ATEX system architecture including motor and drive integration.

ATEX Function

Details the safety function of the ATEX option module for over-temperature protection.

Chapter 2 Installation and Wiring

Perform a Risk Assessment of the Operational Environment

Emphasizes conducting a risk assessment of the installation environment before setup.

Perform a Safety Analysis of the Motor

Highlights the importance of a safety analysis for the motor in ATEX applications.

Installation Requirements

General requirements for installing the ATEX option module assembly into the drive.

Install the ATEX Option Module Assembly

Detailed steps for installing the complete ATEX option module assembly into the drive.

Chapter 3 Verify Operation

Motors with Thermostatic Switches

Details ATEX motors with thermostatic switches and their functional testing.

Motors with Positive Temperature Coefficient (PTC) Devices

Details ATEX motors with PTC devices and their functional testing.

Functional Proof Testing without a Test Fixture

Method for performing functional testing of the ATEX safety function without a test fixture.

Chapter 4 ATEX Monitoring

Parameter 41 [ATEX Sts]

Details the functionality and bit meanings of the ATEX Status parameter (Parameter 41).

ATEX Fault Descriptions

Lists common ATEX-specific faults, their descriptions, and corrective actions.

ATEX Configuration Errors

Lists potential ATEX configuration conflicts and their resolutions.

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