Danfoss VLT FC 103 Operating page 116

VLT® Refrigeration Drive FC 103
Operating Guide
L
1
L
2
PE
F1
gL/UR
91 92 93
FC 103
Alarm
Illustration 62: Speed Control Using Analog Reference (Open Loop) – Single Fan or Pump/Multiple Fans or Pumps in Parallel
L
1
L
2
PE
F1
gL/UR
91 92 93
FC 103
Alarm
Illustration 63: Pressure Control in Closed Loop – Standalone System - Single Fan or Pump/Multiple Fans or Pumps in Parallel
Recommended motor cable types are:
• LIYCY
• Lapp Oelflex 100CY 450/750 V
• Lapp Oelflex 110CY 600/1000 V
• Lapp Oelflex SERVO 2YSLCY-J9
• Lapp Oelflex SERVO 2YSLCYK-J9
• HELU TOPFLEX-EWV-2YSLCY-J
116 | Danfoss A/S © 2020.09
Control signal
0-10 V or
4-20 mA
53/54
55
12
18
Start
27
Motor
U V W PE
96 97 95 93
Cables
Ltot. max. = 40 mm
12
18
Start
27
54
55
Motor
U V W PE
96 97 95 93
Cables
Ltot. max. = 40 mm
Wiring Configuration Examples
Motors insulation class B minimum
M M M
* * *
Motors insulation class B minimum
M M M
* * *
AQ357954340588en-000201 / 130R0881