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MDS-D/DH Series Specifications Manual
Appendix 6-2 Notes for AC servo/spindle system
Appendix 6 - 3
Appendix 6-2-4 Peripheral devices
To comply with UL/c-UL Standard, use the peripheral devices which conform to the corresponding standard.
Circuit Protector, Fuses, Magnetic contactor and AC Reactor
Circuit Protector for spindle motor Fan
Select the Circuit Protector by doubling the spindle motor fan rated.
A rush current that is approximately double the rated current will flow, when the fan is started
<Notice>
Applicable power
supply unit
UL489 Circuit
Protector
UL Fuse
Class K5
Magnetic
contactor (AC3)
AC Reactor
MDS-D-CV-37 20A 30A S-N12 D-AL-7.5K
MDS-D-CV-75 40A 60A S-N25 D-AL-7.5K
MDS-D-CV-110 60A 70A S-N35 D-AL-11K
MDS-D-CV-185 100A 125A S-N65 D-AL-18.5K
MDS-D-CV-300 150A 200A S-N95 D-AL-30K
MDS-D-CV-370 200A 225A S-N150 D-AL-37K
MDS-D-CV-450 225A 250A S-N300 D-AL-45K
MDS-D-CV-550 300A 400A S-N300 D-AL-55K
MDS-DH-CV-37 10A 10A S-N12 DH-AL-7.5K
MDS-D-HCV-75 20A 25A S-N12 DH-AL-7.5K
MDS-DH-CV-110 30A 35A S-N21 DH-AL-11K
MDS-DH-CV-185 50A 70A S-N25 DH-AL-18.5K
MDS-DH-CV-300 75A 110A S-N50 DH-AL-30K
MDS-DH-CV-370 100A 125A S-N65 DH-AL-37K
MDS-DH-CV-450 125A 150A S-N80 DH-AL-45K
MDS-DH-CV-550 150A 200A S-N95 DH-AL-55K
MDS-DH-CV-750 200A 300A S-N150 DH-AL-75K
Applicable
drive unit
UL 489 Circuit
Protector (240Vac)
UL Fuse
Class T (300Vac)
Magnetic
contactor (AC3)
MDS-D-SVJ3(#)-03(##) 5A 10A S-N12
MDS-D-SVJ3(#)-04(##) 5A 20A S-N12
MDS-D-SVJ3(#)-07(##) 5A 20A S-N12
MDS-D-SVJ3(#)-10(##) 10A 20A S-N12
MDS-D-SVJ3(#)-20(##) 15A 40A S-N21
MDS-D-SVJ3(#)-35(##) 20A 70A S-N21
MDS-D-SPJ3(#)-075(##) 5A 15A S-N12
MDS-D-SPJ3(#)-22(##) 15A 40A S-N12
MDS-D-SPJ3(#)-37(##) 30A 60A S-N21
MDS-D-SPJ3(#)-55(##) 40A 90A S-N25
MDS-D-SPJ3(#)-75(##) 50A 125A S-N25
MDS-D-SPJ3(#)-110(##) 75A 175A S-N50
- For installation in United States, branch circuit protection must be provided, in accordance with the National Electrical
Code and any applicable local codes.
- For installation in Canada, branch circuit protection must be provided, in accordance with the Canadian Electrical Code
and any applicable provincial codes.