Contents

1.0 Introduction

2.0 Specifications
2.1 Ratings
2.2 Specification
2.3 Main Features
2.4 Cooling
2.5 Protection
2.5.1 Semi-conductor Protection Fuses
2.5.2 Overload Protection
2.5.3 Under-Voltage Protection
2.5.4 Over-Temperature Protection - Heatsink
2.5.5 Thermistor Protection - Motor
2.5.6 Current Imbalance
2.5.7 Earth Fault Motor Protection

3.0 Connections
3.1 Terminal Functions
3.2 Fault Outputs
3.3 Standard Configurations
3.3.1 Emergency Stop
3.3.2 By-Pass
3.3.3 Output Connections
3.4 Keypad Specification
3.4.1 Start/Stop Via Keypad
3.5 External Control/Regulators
3.6 Electromagnetic Compatibility
3.7 Optional Software Features
3.7.1 Current Ramp
3.7.2 Closed Loop Speed Control
3.7.3 Earth Fault Protection
3.7.4 Dual Overload/Dual Current Limit

4.0 Programming Operation
4.1 Introduction
4.2 Initialisation
4.3 Parameter Display
4.4 Start/Stop Mode
4.5 Changing Parameters
4.6 Changing Switches
4.7 Security Mode

5.0 Parameters
5.1 Main Menu
5.2 Second Menu
5.3 Status Display

6.0 Fault Finding

7.0 Communications Via RS422

8.0 Setting-Up
8.1 Setting-Up and Operating Procedure
8.1.1 Soft Start Ramp Up
8.1.2 Soft Start Ramp Down
8.1.3 Motor Overload
8.1.4 Motor Undercurrent
8.1.5 Shearpin Instantaneous Overcurrent
8.2 Optional Software Setup
8.2.1 Current Ramp Soft Start
8.2.2 Closed Loop Speed Control

9.0 Service, Maintenance & Spares
9.1 Routine Service
9.1.1 Testing Thyristors
9.2 Spares

Appendices
1.0 Softdrive Dimensions
2.0 Fuse Dimensions/Fixings