Mitsubishi Electric MELDAS MDS-R Series Technical Specification And Instruction Manual page 246

(6) Peripheral devices
[1] Use EN/IEC Standards compliant parts for the circuit breaker and contactor.
[2] Select circuit breaker with instantaneous trip function. (Trip within 30 second when over
current of 600%). Apply Annex C of EN60204-1 for sizing of the circuit breaker.
(7) Miscellaneous
[1] Refer to the next section "EMC Installation Guidelines" for methods on complying with the
EMC Directives.
[2] Ground the facility according to each country's requirements.
[3] The control circuit connector ( ) is safely separated from the main circuit ( ).
[4] Inspect the appearance before installing the unit. Carry out a performance inspection of the
final unit, and save the inspection records.
Mitsubishi
CNC
SV1, 2
(CSH21)
24V power
No-fuse
Contactor
breaker
R
S
T
No-fuse Contactor
breaker
R
S
T
Appendix 3. Compliance with European EC Directives
MDS-R-V1-
CN1A
CN4
CN9
CN22
CN31L
L1
L2
L3
Regenerative
CN30
resistor unit
P
C
Ground
CN1B CN1A
CN3L
Machine side
CN4
detector
CN2L CN9
CN22
LU
LV
Motor
LW
Motor side
detector
Regenerative
resistor unit
A3 - 4
MDS-R-V2-
MDS-A-BT-
CN1B
CN3L
Machine side detector
CN3M
Machine side detector
CN2L
CN2M
LU
LV
CN31L Motor
LW
Motor side
detector
MU
MV
CN31M
Motor
MW
: Main circuit
: Control circuit
Motor side
detector