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PG
DRIVES
TECHNOLOGY
73
C
HAPTER
3 - P
ROGRAMMING
SK77898/2
Current Limit Max
Current Limit Min
70 Amps
VR2 70
60 Amps
Current Foldback Temp.
80 C
50 Amps
VR2 50
20 Amps
80 C
40 Amps
VR2 40
20 Amps
80 C
60 Amps
VR2 60
40 Amps
80 C
3 - Current Foldback Temp.
This parameter sets the temperature within the control system at which the
current starts to reduce linearly.
8.2
Motor Compensation
This matches the VR2 to suit different motor types in order to achieve optimal
performance and drive control. This value should be set in accordance with the
armature resistance of the motor and all cables and connectors between the VR2
and the motor. The value is set in milli-Ohms (m
W
). A recommended value is:
•
70% of the (armature resi cables and connectors)
Motor manufacturers should be able to supply figures for armature resistance and
cable and connectors may typically be 40m
W
.
Example: Motor has armature resistance of 200m
W
Cables and connectors are 40m
W
Set Motor Compensation to 0.7 x (200 + 40) = 170m
W
Never exceed the 70% relationship described above.
It is important that the maximum values in the table shown below are not exceeded
for the VR2 model you are working with.
VR2 CURRENT/TEMPERATURE RELATIONSHIP
1
2
3
Current
Temperature
80 C
The values in the table above should never be exceeded.
Doing so will invalidate the warranty and affect the long
term reliability of the control system.
Содержание VR2 series
Страница 1: ...VR2 SERIES WHEELCHAIR CONTROL SYSTEM OPERATION INSTALLATION PROGRAMMING SK77898 2 PG DRIVES TECHNOLOGY...
Страница 13: ...PG DRIVES TECHNOLOGY 1 CHAPTER 1 OPERATION SK77898 2 CHAPTER 1 OPERATION...
Страница 14: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 2...
Страница 33: ...PG DRIVES TECHNOLOGY 21 CHAPTER 2 INSTALLATION SK77898 2 CHAPTER 2 INSTALLATION...
Страница 34: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 22...
Страница 56: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 44...
Страница 57: ...PG DRIVES TECHNOLOGY 45 CHAPTER 3 PROGRAMMING SK77898 2 CHAPTER 3 PROGRAMMING...
Страница 58: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 46...
Страница 66: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 54...
Страница 89: ...PG DRIVES TECHNOLOGY 77 CHAPTER 4 LIGHTING SK77898 2 CHAPTER 4 LIGHTING...
Страница 90: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 78...
Страница 100: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 88...
Страница 101: ...PG DRIVES TECHNOLOGY 89 CHAPTER 5 DUAL SK77898 2 CHAPTER 5 DUAL ATTENDANT SYSTEM...
Страница 102: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 90...
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Страница 113: ...PG DRIVES TECHNOLOGY 101 CHAPTER 6 SERVICING DIAGNOSTICS SK77898 2 CHAPTER 6 SERVICING DIAGNOSTICS...
Страница 114: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 102...
Страница 134: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 122...
Страница 135: ...PG DRIVES TECHNOLOGY 123 CHAPTER 7 WARNING SUMMARY SK77898 2 CHAPTER 7 WARNING SUMMARY...
Страница 136: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 124...
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Страница 149: ...PG DRIVES TECHNOLOGY 137 CHAPTER 6 SPECIFICATIONS SK77898 2 CHAPTER 8 SPECIFICATIONS...
Страница 150: ...VR2 CONTROL SYSTEM SK77898 2 PG DRIVES TECHNOLOGY 138...
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