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Nicotra Gebhardt DDMP 7/7T - User Manual

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Rev. 0 - 05/11/2020
EC FAN DDMP
OPERATING MANUAL
Regal Beloit Italy S.p.A.
Via Modena, 18
24040 Ciserano (BG) ITALY
Phone +39 035 873 111
Fax +39 035 884 319
www.regalbeloit.com
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Summary

Definitions and Warnings

Object of this manual

States the manual's purpose: installation, use, and maintenance of DDMP fans.

Symbols Used

Explains safety symbols like WARNING, CAUTION, and NOTICE for risk communication.

Qualified Personnel

Defines qualifications for personnel performing installation and maintenance tasks.

General Safety Instructions

Provides essential safety rules and warnings for safe installation and use.

Safe Operating Area

Defines safe operating limits for speed, power, and motor current.

Regulatory References

Mechanical and Electrical Safety

Details compliance with relevant directives and standards for electrical safety.

Electro-Magnetic Compatibility (EMC)

Covers EMC requirements for single-phase and three-phase drive systems.

Data Plate

Handling and Storage

Transport and Storage

Guidelines for proper transport, storage, and protection of the fan.

Packing Contents

Details what is included in the fan packaging.

Unpacking

Instructions for safely removing the fan and components from packaging.

Product Description

Technical Features

Dimensional Drawings

Provides graphical representations and dimensions for various fan models.

LG and RD Versions

Explains the LG (counter-clockwise) and RD (clockwise) rotation versions.

Installation

Commissioning and Operation

Details safety warnings and procedures for commissioning and operating the fan.

Ambient Operating Conditions

Specifies environmental conditions like humidity, altitude, shocks, and vibration for installation.

Fan Installation

Guides on placing the fan, checking dimensions, and fixing holes for installation.

Accessory Installation

Describes the mounting of optional accessories like flanges and guards.

Outlet Flanges

Details the materials, assembly, and dimensions of outlet flanges.

Outlet Flexible Connection

Details materials and assembly for connecting flexible outlet connections.

Mounting Feet Kit

Explains materials, assembly, and orientation options for mounting feet.

Outlet Protection Guards

Covers materials, assembly, and dimensions for outlet protection guards.

Inlet Protection Guard Kit

Details materials, assembly, and dimensions for inlet protection guards.

Electrical Connections

Provides guidance on connecting power supply and control signals.

Power Supply

Explains power supply requirements, wire sections, and connection details for different models.

Control Board Connection

Illustrates and describes connections for the control board for various fan models.

Connection Details

Explains terminal features and connections, including analog and Modbus interfaces.

Analog Connections

Details the default analog mode and connections, including warnings and potentiometer use.

Modbus Communication

Explains Modbus RTU protocol, connection methods, and converters for PC connection.

Operating Modes and Setting Options

Speed Control Modes

Covers Analog, Modbus Temporary, and Modbus Fixed methods for controlling fan speed.

Constant Airflow Modes

Explains setting and controlling constant airflow via Analog or Modbus.

Asynchronous Emulation Modes

Explains emulation of asynchronous motor behavior with slip control via Analog or Modbus.

PID Closed Control Loop Modes

Details how the fan operates in PID mode with Analog, Modbus references, and feedback options.

Changing Operation Mode

Shows the sequence of actions for switching between different operating modes.

Other Features

Filter Alarm

Describes the filter alarm feature based on speed thresholds.

Out of Functioning Range Alarm

Explains the alarm for operating outside a specified speed range.

Flying Start and Regeneration

Details algorithms for rotor position catching during startup and power cycling.

Skip Speed Range

Allows skipping resonant frequencies of the fan installation.

Soft Start

Describes the fan's starting sequence: alignment, dragging, and closed-loop control.

SOA Limitations

Speed Limitation

Explains how to adjust speed limits for signal rescaling and noise reduction.

Power Limitation

Details how to monitor and limit the maximum electrical input power.

Other Variables

Bus Voltage

Explains bus voltage monitoring and its role in driver shutdown.

Motor Voltage

Describes how to monitor motor voltage and calculate RMS values.

Enable Function (3-Phase)

Details the safety enable function for various operating modes.

Derating and Overheating Protections

Driver Overheating: Derating

Explains driver overheating protection and performance reduction.

Motor Overheating: Thermal Protector

Describes motor overheating protection via thermal protectors.

Master & Slave Mode

Master;Slave 0-5 V PWM Out

Details Master & Slave connection for 0-5V PWM output on 1.05kW 1-phase models.

Master;Slave 0-10 V PWM Out

Explains Master & Slave connection for 0-10V PWM output on other drivers.

Variable Switching Frequency

Communication and Registers

Modbus Communication

Explains Modbus RTU protocol, connection methods, and converters for PC connection.

Holding Register Management

Covers temporary, fixed, and key holding registers for fan configuration.

Reset Register

Describes the register used to reset the fan and clear error conditions.

Min;Max Speed Registers

Allows setting the minimum and maximum fan speeds.

Input Type Register

Selects the operating mode for the fan.

Modbus Address Register

Changes the Modbus address of the driver.

PID Control Registers

Sets parameters like Kp, Ki, Kd, and reference for PID control.

Speed Threshold Register

Sets the speed threshold for specific functions.

Communication Timeout Register

Sets a timeout period for communication loss.

Input Register Description

Explains the meaning of various Modbus input registers for monitoring.

Speed Input Registers

Indicates the target and measured speed during operation.

Module Temperature Register

Indicates the driver module temperature and triggers derating/shutdown.

Alarm Input Registers

Indicates alarm status and is used with other registers.

Current;Power Input Registers

Shows the absorbed current and power by the fan.

Fan Info and Modbus Registers

Provides fan model information and cross-references Modbus registers.

Alarm Handling

Monitoring Alarms

Lists methods for monitoring fan alarms.

Modbus Alarms

Details Modbus registers for alarm codes and descriptions.

Blinking LED Alarms

Explains how the blinking LED indicates different alarm states.

Digital Alarm Output

Describes the digital alarm output signal configuration.

Alarm Reset

Explains how to reset alarms for different operating modes.

Available Software

Nicotra Gebhardt DDMP 7/7T Specifications

General IconGeneral
BrandNicotra Gebhardt
ModelDDMP 7/7T
CategoryFan
LanguageEnglish

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