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BENSHAW RSi S4 Series User Manual

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2009 Benshaw Inc.
©
890035-01-03
Sensorless Vector
Variable Frequency Drive
RSi S4 Series
User Manual
1HP - 115V
1 to 30HP - 230V
1 to 200HP - 460V
1 to 200HP - 600V
Benshaw retains the right to change specifications and illustrations in text without prior notification. The contents of this document may
not be copied without the explicit permission of Benshaw.

Table of Contents

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BENSHAW RSi S4 Series Specifications

General IconGeneral
CategoryDC Drives
SeriesRSi S4
Power Rating0.5 - 1000 HP (depending on model)
Protection FeaturesOvercurrent, Overvoltage, Undervoltage, Overtemperature, Short Circuit
Communication InterfaceModbus RTU
Operating Temperature0°C to 40°C (32°F to 104°F)
Humidity5 to 95% non-condensing
DimensionsVaries by model
WeightVaries by model

Summary

Introduction to RSi S4 Drives

Contacting Benshaw

Provides contact information for Benshaw's corporate offices and technical support.

Interpreting Model Numbers

Explains the numbering system for RSi S4 drive model numbers and nameplate details.

Product Overview

Details the features and available models of the RSi S4 AC drive family.

Basic Configuration

Outlines the required peripheral devices and basic connection setup for the drive.

Technical Specifications

Power and Current Ratings

Provides detailed power and current rating tables for various RSi S4 models and voltages.

Environmental Specifications

Details operating temperature, humidity, altitude, and vibration limits for the drives.

Electrical Specifications

Lists electrical parameters including input voltage, line frequency, and DC bus voltage.

Control Features Specifications

Describes control inputs, outputs, speed settings, and protective features.

Dimensions and Weights

Provides dimensional drawings and weight specifications for different S4 drive frame sizes.

Installation Guide

Preliminary Inspection

Instructions for inspecting the drive for shipping damage and proper storage.

Installation Precautions

Important precautions to ensure proper installation and prevent damage or warranty voidance.

Clearance between Drives

Specifies minimum ventilation and clearance requirements for drive installation.

Mounting in Host Enclosures

Discusses techniques for mounting drives within host enclosures and torque values.

Conduit Usage

Details conduit requirements for NEMA 4X enclosures to maintain washdown rating.

Heat Dissipation

Provides required dissipation values for drives mounted inside or external to enclosures.

Connections and Wiring

General Wiring Information

Guidelines for power and control wiring practices, including separation and grounding.

Input Line Requirements

Details line voltage tolerance, capacity, isolation transformers, and phase imbalance.

Power Terminals

Describes power terminals, connections, fuse ratings, and lead length specifications.

Dynamic Braking

Explains the use of integrated and external dynamic braking resistors for braking capacity.

Control Terminals

Details the function and description of control terminals on the RSi S4 drive.

Interference Suppression Measures

Provides guidelines for minimizing electrical interference and ensuring proper installation.

Keypad Operation and Programming

Introduction and Keypad Overview

Introduces the keypad, its LEDs, and basic operation modes for the RSi S4 drive.

Alpha-Numeric Display

Explains the RSi S4's LCD display and examples of operating screens.

Keypad Buttons Description

Details the function of each button on the RSi S4 standard keypad.

Parameter Navigation

Illustrates how to navigate through parameter groups and parameters using the keypad.

LCD Displays and Status Messages

Explains the display modes, status messages, and warning messages on the keypad.

Programming Mode

Step-by-step instructions for programming drive parameters via the keypad.

Fault/Warning and History Modes

Describes how the drive enters fault mode and maintains a history of faults.

Jog Control

Instructions on how to operate the drive in Jog mode using the keypad.

Stator Resistance Measurement

Procedure for measuring motor stator resistance for vector control applications.

Parameter Groups

DRV Group Parameters

Lists and describes parameters related to drive settings like motor data and modes.

FUN Group Parameters

Details parameters for functions such as torque curve, start mode, and DC injection.

I/O Group Parameters

Defines parameters for configuring digital and analog inputs/outputs and relays.

AFN Group Parameters

Covers advanced functions including carrier frequency, PID control, and protection settings.

APP Group Parameters

Details parameters for sequencer control, including speed, ramp, and direction settings.

FLT Group Parameters

Lists parameters related to fault codes and drive status history.

Parameter Descriptions

DRV Group Parameters Explained

Detailed descriptions for each parameter in the DRV group.

FUN Group Parameters Explained

Detailed descriptions for each parameter in the FUN group.

I/O Group Parameters Explained

Detailed descriptions for each parameter in the I/O group.

AFN Group Parameters Explained

Detailed descriptions for each parameter in the AFN group.

APP Group Parameters Explained

Detailed descriptions for each parameter in the APP group.

FLT Group Parameters Explained

Detailed descriptions for each parameter in the FLT group.

Troubleshooting & Maintenance

Maintenance and Precautions

General guidelines for maintaining the drive and essential safety precautions.

Inspection Procedures

Details routine, periodical, and daily inspection items for drive maintenance.

Troubleshooting Guide

Lists common drive issues and their corresponding check points and potential solutions.

Checking Power Components

Step-by-step guide on how to check diode modules, IGBTs, and other power components.

Replacing Fans

Instructions for safely replacing cooling fans in the RSi S4 drives.

S4 Fault Codes

A comprehensive list of fault codes, their explanations, and recovery suggestions.

Motor Characteristics

Motor Autotuning

Explains the autotuning function for optimizing VFD response to motor parameters.

Pulse Width Modulation Operation

Describes the PWM control system and its effect on motor operation.

Low Speed Operation

Discusses considerations for operating motors at lower speeds, including cooling and motor types.

Overload Protection Adjustment

Details how to adjust overload current settings to protect the motor from overload.

Operation Above Base Frequency

Advises on operating motors above 60Hz, including potential warranty voidance.

Power Factor Correction

Warns against connecting power factor correction capacitors to the VFD output.

Light Load Conditions

Addresses potential instability and vibration issues under continuous light load conditions.

Motor Load Combinations

Highlights motor and load combinations that may result in unstable operation.

Negative Torque and Braking

Discusses handling negative torque loads and the use of braking systems.

Options

Standard Keypad Kits

Details the components included in the standard keypad kit for remote mounting.

Reflash Tool

Describes the tool used for upgrading the RSi S4 drive firmware.

Dynamic Braking Units

Information on augmenting the RSi S4 drive's braking capacity.

Fins Out Kit

Details the kit used to mount drive fins outside a host enclosure.

Appendices

Appendix A: EU Declaration of Conformity

Declaration of Conformity for RSi S4 drives with EU directives and standards.

Appendix B: Remote Communication

Details serial communication capabilities, Modbus protocol, and connection diagrams.

Appendix C: S4 Parameter Groups Summary

A consolidated list of parameter groups, codes, and page references.

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