
9.CONNECTION B-65282EN/05
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9.3.1.7 Details of cable K70
(a) The cable K70 is used to connect the connector CX1A on the
power supply module to the frame ground of the cabinet.
Conductor size : 1.25 mm
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(b) The cable K70 is used to connect the metal frame of the power
supply module to the frame ground of the cabinet.
(c) The cable K70 is used to connect the metal frames of the servo
amplifier module and spindle amplifier module to the frame
ground of the cabinet.
Table 4.3.1.7 Grounding cable conductor diameter
Motor power cable cross-section S
(mm
2
)
Grounding cable cross-section
(mm
2
)
S ≤ 5.5 5.5 or greater
5.5 < S ≤ 16 S or greater
16 < S ≤ 35 16 or greater
35 < S S/2 or greater
(d) The cable K70 is used to connect the metal frame of the dynamic
brake module (DBM) to the frame ground of the cabinet.
Select the size of the cable according to Table 4.3.1.7. The cross-
section size of the motor power cable listed in the table complies
with the conductor diameter of the motor power cable used in a
unit to which the DBM is connected.
NOTE
The following M5 crimp terminal can be used with a
cable having a large conductor diameter.
Nichifu Co., Ltd. CB22-5S
Overall conductor size range : 16.78 to 22.66 mm
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