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Honeywell SmartVFD HVAC MR4 User Manual

Honeywell SmartVFD HVAC MR4
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Honeywell
User Manual
SmartVFD HVAC
Variable Frequency Drives
for Constant and Variable
Torque Applications
63-2692-08
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Honeywell SmartVFD HVAC MR4 Specifications

General IconGeneral
BrandHoneywell
ModelSmartVFD HVAC MR4
CategoryDC Drives
LanguageEnglish

Summary

Safety

Danger and Warnings

Critical safety warnings regarding electrical hazards, contact dangers, and operational precautions.

Grounding and Motor Operation

Guidelines for proper grounding and safe motor operation procedures, including checks before starting.

Product Receipt and Identification

Product Receipt and Modified Sticker

Instructions for checking delivery correctness and applying the product modified sticker.

Unpacking and Lifting Procedures

Guidance on safely unpacking the drive and using appropriate lifting equipment for different frames.

Type Designation Code

Explanation of the four-segment code system that identifies product and options.

Included Accessories

List of accessories included in the drive delivery for installation and operation.

Installation and Mounting

Drive Dimensions and Mounting

Detailed dimensions for wall mounting across different frames (MR4-MR9) and flush mounting options.

Cooling and Airflow Requirements

Specifies required clearances around the drive for adequate air circulation and cooling for optimal performance.

Power Cabling and Connections

UL Standards for Cabling

Requirements for using UL-approved copper cable and circuit capabilities for compliance.

Cable Installation Procedures

Step-by-step instructions for installing mains, motor, and brake cables, including stripping and grounding.

Commissioning and Setup

SmartVFD HVAC Commissioning Steps

Checklist for ensuring proper installation and readiness before connecting the AC drive to mains power.

Changing EMC Protection Class

Procedure to modify the drive's EMC protection level, particularly for IT supply networks.

Control Unit and Communication

Control Unit Cabling and Terminals

Details on connecting control cables, terminal assignments, and tightening torques for I/O and relay terminals.

Fieldbus and Network Connections

Instructions for connecting the drive via RS485 or Ethernet, including preparation and cable data.

Battery Installation for Real Time Clock (RTC)

Guidance on installing a battery for the Real Time Clock function, located near the keypad.

Galvanic Isolation Barriers

Explanation of galvanic isolation for control connections, digital inputs, and relay outputs for safety.

Product Data

Power Ratings and Loadability

Tables detailing continuous current, overload capacity, and motor shaft power for various frame sizes and voltages.

SmartVFD HVAC Technical Data

Comprehensive technical specifications including mains connection, motor connection, control characteristics, and ambient conditions.

Technical Information on Control Connections

Detailed specifications for basic I/O board, relay boards, and analog inputs/outputs.

Startup Wizards

Startup Wizard Procedure

Step-by-step guide for essential drive setup using the Startup Wizard, including language and basic parameters.

PID and Multi-Pump Wizards

Instructions for configuring PID control and Multi-Pump systems using dedicated wizards for process control.

Graphic Keypad Operation

Keypad Buttons and Display Overview

Description of keypad buttons, display elements, and main menu structure for drive operation.

Navigating Menus and Editing Values

Procedures for navigating menus, selecting parameters, editing values, and resetting faults using the keypad.

HVAC Application Features

Specific SmartVFD HVAC Functions

Overview of key features for HVAC applications, including PID control, sleep mode, and timer functions.

Quick Setup Parameter Group

Details on the Quick Setup menu parameters for common installation and commissioning tasks.

Monitor Group and Basic Values

Information on monitoring drive parameters, signals, statuses, and measurements through the monitor group.

Fault Tracing and Diagnostics

Identifying and Resetting Faults

Procedures for recognizing, diagnosing, and resetting faults using the keypad or I/O terminals.

Understanding Fault Codes

A table listing fault codes, their possible causes, and recommended remedies for troubleshooting.

Fieldbus Process Data Output

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