This manual provides information necessary for maintenance of the
FANUC Control Motor
Amplifier α series (servo amplifier units SVU and SVUC).
There are two servo amplifier unit types, as listed below.
Name Designation Remark
SVU A06B-6089-H*** · The specification of this type is partly different
from that of the C series servo amplifier.
· Conforms to VDE0160.
SVUC A06B-6090-H*** · This type is designed to satisfy the compati
bility with the C series servo amplifier.
· Does not conform to VDE0160.
Part I describes the procedure to start up the servo amplifier unit. Part II
describes the error recovery procedure.
Part III describes the cautions that should be observed in switching from
the C series servo amplifier to the α series
servo amplifier unit SVU or SVUC.
This document uses the abbreviations listed below.
FANUC Series FS-
FANUC Power Mate MODEL PM-
In this manual, the servo parameter numbers are arranged as shown below.
Function name or bit of the servo parameter
Overload protection coefficient (OVC1)
FS-16, 18, 20, 21
No. 8X62No. 2062
In addition to this manual, those listed below are provided for the FANUC
Control Motor Amplifier α series (servo amplifier unit).
1) FANUC CONTROL MOTOR AMPLIFIER α series
SERVO AMPLIFIER UNIT DESCRIPTIONS B-65192EN
2) FANUC AC SERVO MOTOR α series
3) FANUC AC SERVO MOTOR α series
PARAMETER MANUAL B-65150E