Ordering Numbers 4-6
5 How to Install
5-1
Mechanical Installation 5-1
Pre-installation 5-7
Planning the Installation Site 5-7
Receiving the Adjustable Frequency Drive
5-7
Transportation and Unpacking 5-7
Lifting 5-8
Cooling and Airflow 5-11
Electrical Installation 5-15
Connections - Frame sizes D, E and F 5-32
Power Connections 5-32
Disconnectors, circuit breakers and contactors 5-44
Final Set-Up and Test 5-46
Safe Stop Installation 5-47
Safe Stop Commissioning Test 5-48
Additional Connections 5-49
Installation of misc. connections 5-51
Safety 5-54
EMC-correct Installation 5-54
Residual Current Device 5-58
6 Application Examples
6-1
Potentiometer Reference 6-2
Automatic Motor Adaptation (AMA) 6-2
SLC Application Example 6-4
System Status and Operation 6-6
Cascade Controller Wiring Diagram
6-7
Fixed Variable Speed Pump Wiring Diagram 6-7
Lead Pump Alternation Wiring Diagram 6-8
7 RS-485 Installation and Set-up
7-1
RS-485 Installation and Set-up 7-1
FC Protocol Overview 7-4
Network Configuration 7-5
FC Protocol Message Framing Structure 7-5
Examples 7-12
Modbus RTU Overview 7-13
Contents VLT
®
AQUA Drive Design Guide
MG.20.N5.22 - VLT
®
is a registered Danfoss trademark