NSK EDD Megatorque Motor - Page 376

Appendix
— A-8 —
Fig A-9: Connection of the Motor with the absolute position sensor [Reference only]
Insulation resistance check of Motor winding
！
Caution: Disconnect the Motor from the Driver Unit when checking insulation
resistance of the Motor.
！
Caution: Checking voltage must be 500 VDC or less.
Fig A-10: Check with the Cable
Megohmmeter
Ω／
(1)
(2)
(3)
(4)
(5)
(6)
(7)
(8)
(9)
Fig A-11: Check the Motor only
Table A-8: Checking point
Cable connector
Motor connector
Result
øU – PE
(1)(9)
(U) (PE)
(1) (4)
(U) (PE)
øV – PE
(2)  (9)
(V) (PE)
(2)  (4)
(V) (PE)
øW – PE
(3) (9)
(W) (PE)
(3)  (4)
(W) (PE)
Connector of Driver Unit
Connector of Motor
INC-A
INC-B
INC-C
INC-common
ABS-A
ABS-B
ABS-C
ABS-common
FG (shielded wire)
Common
øC
øB
ø A
Incremental
resolver
Absolute resolver
øA
øB
øC
Common
(1)
(2)
(3)
(5)
(6)
(7)
(8)
(9)
(14)
(1)
(2)
(3)
(6)
(7)
(8)
(9)
(4)
Megohmmeter
Ω／
( 1 )
( 2 )
( 3 )
( 4 )
Drive side connector