Electrical Installation - Danfoss VLT Midi Drive FC 280 Design Manual

Product Overview

2.2 Electrical Installation

This section describes how to wire the frequency converter.
2 2
Power
input
+10 V DC
0−10 V DC
0−10 V DC
0/4−20 mA
Illustration 2.1 Basic Wiring Schematic Drawing
A=Analog, D=Digital
* Built-in brake chopper is only available on 3-phase units.
** Terminal 53 can also be used as digital input.
*** Switch S801 (bus terminal) can be used to enable termination on the RS485 port (terminals 68 and 69).
**** Refer to chapter 4 Safe Torque Off (STO) for the correct STO wiring.
12
®
VLT Midi Drive FC 280
RFI
91 (L1/N)
92 (L2/L)
93 (L3)
95
PE
50 (+10 V OUT)
+
53 (A IN) **
54 (A IN)
55 (COM A IN)
12 (+24 V OUT)
13 (+24 V OUT)
P 5-00
18 (D IN)
19 (D IN)
27 (D IN/OUT)
24 V
0 V
29 (D IN)
32 (D IN)
33 (D IN)
37 (STO1)****
38 (STO2)****
Danfoss A/S © 03/2016 All rights reserved.
Switch mode
power supply
*
10 V DC 24 V DC
15 mA 100 mA
- + -
24 V (NPN)
0 V (PNP)
24 V (NPN)
0 V (PNP)
24 V (NPN)
***
0 V (PNP)
ON = Terminated
OFF = Open
5 V
24 V (NPN)
0 V (PNP)
S801
RS485
(N RS485)
interface
24 V (NPN)
0 V (PNP)
(P RS485)
24 V (NPN)
0 V
(COM RS485) 61
0 V (PNP)
(U) 96
(V) 97
(W) 98
(PE) 99
Motor
(-DC) 88
(+DC/R+) 89 Brake
resistor
(R-) 81
Relay 1
03
250 V AC, 3 A
02
01
(A OUT) 42
Analog output
0/4−20 mA
0 V
RS485
69
68
(PNP) = Source
(NPN) = Sink
MG07B102