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nord NORDAC SK 5xxE Series User Manual

nord NORDAC SK 5xxE Series
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MANUAL
NORDAC SK 5xxE
Frequency inverter
SK 5xxE-250-112-O ... SK 5xxE-750-112-O
(0.25kW … 0.75kW, 1~ 115V, output 3~ 230V)
SK 5xxE-250-323-A ... SK 5xxE-401-323-A
(0.25kW … 4.0kW, 1/3~ 230V)
SK 5xxE-550-340-A ... SK 5xxE-751-340-A
(0.55kW … 7.5kW, 3~ 400V)
BU 0500 GB

Table of Contents

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nord NORDAC SK 5xxE Series Specifications

General IconGeneral
CategoryDC Drives
Enclosure ratingIP20
SeriesNORDAC SK 5xxE
Input voltage3-phase 380-480 V AC
Control typeVector control
Communication interfacesCANopen, PROFIBUS DP
Protection featuresOvercurrent, overvoltage, undervoltage, short circuit, overtemperature
Relative humidity95% non-condensing

Summary

Safety and Operating Instructions for Drive Power Converters

Installation Guidelines

Guidelines for the installation and cooling of the drive power converter.

Electrical Connection Instructions

Instructions for safe electrical connection of the drive power converter.

Operation of Drive Power Converters

Safety and operating instructions for using the drive power converter.

Intended Use of the Frequency Inverter

General Information on NORDAC SK 5xxE

Critical Safety and Installation Information

Critical safety and installation guidelines to prevent hazards.

Assembly and Installation Procedures

General Installation Guidelines

Details on proper installation positioning and ventilation requirements.

EMC Kit for Compliant Wiring

Explains the use and components of the optional EMC Kit for compliant wiring.

Brake Resistor (BR) Information

Information on brake resistors, their types, and electrical data.

EMC-Compliant Wiring Guidelines

Essential guidelines for EMC-compliant wiring of the frequency inverter.

General Electrical Connection Precautions

General warnings and requirements for electrical connection.

Power Unit Electrical Connections

Detailed instructions for connecting the power unit, including mains and motor.

Electrical Connections of the Power Unit

Motor Cable Connection Guidelines

Guidelines for connecting the motor cable, including length and shielding.

Braking Resistor Connection Details

Details on connecting the braking resistor terminals.

DC-Coupling and Braking Resistor Connection

Explains DC-coupling of frequency inverters and braking resistor connection.

Electrical Connections of the Control Unit

Terminal Block Overview

Overview of terminal blocks and their functions for different device series.

Control Connections for SK 5x0E

Specific control connection details for SK 5x0E models.

Control Connections for SK 5x5E

Specific control connection details for SK 5x5E models.

Display and Operation of the NORDAC SK 5xxE

Technology Unit Options Overview

Lists and describes various technology units available for the SK 5xxE.

SimpleBox (SK CSX-0) Operation

SimpleBox Features and Installation

Details the features and installation of the SimpleBox for basic parameterisation.

ControlBox (SK TU3-CTR) Operation

ControlBox Functions and Data Storage

Describes the ControlBox for parameterisation, display, and control with data storage.

ParameterBox (SK TU3-PAR) Operation

ParameterBox Features and Information

Explains the ParameterBox for parameterisation, control, and data management with LCD display.

ParameterBox Parameter Functions

ParameterBox Display Parameters

Details parameters for display, parameterisation, administration, and options within ParameterBox.

Commissioning the Frequency Inverter

Factory Settings and Motor Data Input

Describes pre-programmed factory settings and motor data input.

Minimum Control Connection Configuration

Basic circuitry and parameter adjustments for initial control connections.

Parameterisation of the Frequency Inverter

Operating Display Parameters

Basic Parameter Settings

P100: Parameter Set Selection

Allows selection of one of four available parameter sets.

P102: Acceleration Time Setting

Sets the time for the frequency to rise from 0Hz to maximum.

P103: Deceleration Time Setting

Sets the time for the frequency to fall from maximum to 0Hz.

P104: Minimum Frequency Configuration

Defines the minimum output frequency when enabled.

P105: Maximum Frequency Configuration

Defines the maximum output frequency.

P106: Ramp Smoothing Adjustment

Smooths acceleration and braking ramps for dynamic speed changes.

Basic Parameter Adjustments and Brake Control

P107: Brake Reaction Time

Accounts for the delayed reaction time of electromagnetic brakes.

P114: Brake Ventilation Time

Takes into account the electromagnetic brake release time.

Disconnection Mode Parameter

P108: Disconnection Mode Settings

Determines how the output frequency is reduced after blocking.

Jog Frequency Parameter

P113: Jog Frequency Configuration

Sets the initial frequency value after enabling the inverter.

Motor and Characteristic Curve Parameters

P201: Nominal Motor Frequency Setting

Sets the nominal motor frequency, defining the break point for nominal output.

P202: Nominal Motor Speed Setting

Sets the nominal motor speed for slip calculation and display.

Motor Parameter Configuration

P203: Nominal Motor Current

Sets the nominal motor current for current vector control.

P204: Nominal Motor Voltage

Sets the nominal motor voltage to match the mains voltage.

P206: Motor Power Factor (cos φ)

Sets the motor power factor, crucial for current vector control.

P208: Stator Resistance Setting

Sets or measures motor stator resistance for current vector control.

P210: Static Boost Configuration

Affects current for magnetic field generation, influencing load-independent operation.

Motor Control Characteristic Curve Parameters

P211: Dynamic Boost Settings

Affects torque-generating current, load-dependent, for start-up torque.

P212: Slip Compensation Settings

Increases output frequency to maintain motor speed under load.

Motor Characteristic Curve Adjustments

P219: Automatic Magnetizing Adjustment

Automatically adjusts motor magnetization for optimal efficiency based on load.

Control and Characteristic Curve Parameters

P2xx: Control/Characteristic Curve Parameters

Defines parameters for current vector control and linear frequency characteristic curves.

Parameter Identification for Motor Data

P220: Parameter Identification Process

Automatically determines motor data for improved drive characteristics.

Control Parameters for Encoder Input

P300: Servo Mode Configuration

Activates speed control with speed measurement via an incremental encoder.

P301: Incremental Encoder Setup

Input for pulse count per rotation of the connected encoder.

P310: Speed Controller P-Component

P-component of the encoder for proportional amplification of speed control.

P311: Speed Controller I-Component

I-component of the encoder for eliminating control deviation in speed control.

Control Parameters for Torque and Field

P312: Torque Current Controller P

Current controller for torque current, ensuring precise setpoint maintenance.

P313: Torque Current Controller I

I-component of the torque current controller for precise setpoint maintenance.

P314: Torque Current Controller Limit

Sets maximum voltage increase for the torque current controller.

P315: Field Current Controller P

Current controller for field current, ensuring precise setpoint maintenance.

Control Terminals Configuration

P400: Analog Input 1 Function

Assigns functions to the analog input for setpoint or control.

P405: Analog Input 2 Function

Assigns functions to the analog input 2, identical to P400.

Function Output Parameters

P434: Function Output 1 (K1)

Configures the function of output 1 (relay contact K1).

Output Standardization and Hysteresis Parameters

P441: Function Output 2 (K2)

Configures the function of output 2 (relay contact K2).

Additional Output Function Parameters

P450: Function Output 3 (DOUT1)

Configures the function of digital output 3.

P455: Function Output 4 (DOUT2)

Configures the function of digital output 4.

Additional Parameters for Advanced Functions

P505: Absolute Minimum Frequency

Defines the minimum frequency the FI will not undershoot.

Additional Parameters for Bus and Control

Frequency Masking Parameters

P520: Flying Start Functionality

Enables flying start for already rotating motors, e.g., in fan drives.

Factory Setting and Motor Monitoring Parameters

P523: Factory Setting Control

Resets parameters to factory settings or without bus parameters.

Current and Voltage Limit Parameters

P536: Current Limit Setting

Limits the inverter output current to a set value.

P537: Pulse Switch-off Function

Prevents rapid shutdown by limiting output current via brief switching off.

P539: Output Monitoring Function

Monitors output current for symmetry and excitation current.

Directional and Output Control Parameters

Bus Setpoint and PotentiometerBox Function

Positioning Control Parameters (SK 530E)

Parameter Monitoring and User Settings

Basic Parameter Settings (Section 5.2)

Lists core parameters for inverter settings, motor data, and basic configuration.

Motor Data/Characteristic Curve Parameters (Section 5.3)

Parameters related to motor specifications and performance characteristics.

Control Parameters and Terminals

Control Parameters for Encoder Input (Section 5.4)

Parameters for encoder input, servo mode, and speed control.

Control Terminals Configuration (Section 5.5)

Parameters for configuring digital and analog inputs/outputs and bus functions.

PID Controller and Input/Output Parameters

P418: Analog Output Function

Assigns functions to the analog output.

P426: Quick Stop Time Setting

Sets the stop time for the fast stop function.

Error Messages and Troubleshooting

Table of Possible Error Messages

Detailed table of error codes, texts, causes, and remedies.

Technical Data and Specifications

General SK 5xxE Technical Data

General technical specifications including frequency, overload, regulation, and interfaces.

Electrical Data for 115V Mains

Electrical data for 115V mains devices, including power, current, and fuses.

Electrical Data for 230V Mains

Electrical data for 230V mains devices, covering various sizes and phases.

Electrical Data for 400V Mains

Electrical data for 400V mains devices, covering various sizes and phases.

Additional Information and Operation

Setpoint Processing in the SK 5xxE

Explains how main and auxiliary setpoints are processed and combined.

Process Controller Functionality

Describes the PI process controller for limiting output and scaling.

Electromagnetic Compatibility (EMC) Guidelines

Details EMC directives, standards, and compliance measures.

Reduced Output Power Conditions

Explains conditions leading to reduced output power and its limitations.

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