Purpose Of The Manual; Additional Resources - Danfoss VLT AutomationDrive FC 303 Instruction Manual

Introduction
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Figure 1.2 Exploded View B and C Sizes, IP55/66
1 LCP
2 Cover
3 RS-485 serial bus connector
4 Digital I/O and 24 V power supply
5 Analog I/O connector
6 Cable strain relief / PE ground
7 USB connector
8 Serial bus terminal switch
9 Analog switches (A53), (A54)
10 Relay 1 (01, 02, 03)

1.1 Purpose of the Manual

This manual is intended to provide detailed information for
the installation and start-up of the adjustable frequency
drive. Chapter 2 Installation provides requirements for
mechanical and electrical installation, including input,
motor, control and serial communications wiring, and
control terminal functions. Chapter 3 Start-up and
Functional Testing provides detailed procedures for start-
up, basic operational programming, and functional testing.
1-2
VLT
Manual
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MG.33.AI.22 - VLT
® AutomationDrive Instruction
11
10
9
8
61 68 39 42 50 53 54
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7
4
6
5
17
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11 Relay 2 (04, 05, 06)
12 Lifting ring
13 Mounting slot
14 Grounding clamp (PE)
15 Cable strain relief / PE ground
16 Brake terminal (-81, +82)
17 Load sharing terminal (DC bus) (-88, +89)
18 Motor output terminals 96 (U), 97 (V), 98 (W)
19 Line power input terminals 91 (L1), 92 (L2), 93 (L3)
The remaining chapters provide supplementary details.
These include user interface, detailed programming,
application examples, start-up troubleshooting, and specifi-
cations.

1.2 Additional Resources

Other resources are available to understand advanced
Adjustable frequency drive functions and programming.
®
is a registered Danfoss trademark
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FAN MOUNTING
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