Main Circuit Interfaces - Siemens SINUMERIK 808D ADVANCED Series Commissioning Manual

4.4.3

Main circuit interfaces

Main circuit interfaces (drive side)
Type Illustration
Line supply input FSA:
interface
Motor power inter-
face
Internal/external
braking resistor
interface
1)
Grounding con-
nector
Screw types and recommended tightening torques:
FSA: M2.5 screws (0.4 Nm (3.54 lbf.in) to 0.5 Nm (4.43 lbf.in))
•
FSB/FSC: M4 screws (2.25 Nm (19.93 lbf.in))
•
FSD: M5 screws (2.35 Nm (20.81 lbf.in))
•
Recommended minimum cross-section of the line supply cable:
V70 feed drive:
•
– FSA: 1.5 mm
2
– FSB/FSC: 2.5 mm
V70 spindle drive:
•
– FSB: 2.5 mm
2
– FSC: 4 mm
2
– FSD: 16 mm
2
For more information about how to assemble the terminals for the line supply cable, see Section "Assembling the line sup-
ply terminal for the drive (Page 459)".
The internal braking resistor is available only with the SINAMICS V70 feed drive.
1)
For SINAMICS V70 feed drives, DCP is connected to R2 at the factory with a short-circuit stick.
2)
100
FSB/FSC:
2
Signal
FSD: Line phase L1
Line phase L2
Line phase L3
PE (protective
earth, for FSD
only)
Motor phase U
Motor phase V
Motor phase W
PE (For FSD
only)
DCP (DC posi-
tive)
R2 (resistor 2)
R1 (resistor 1)
DCP
PB (power
brake)
DCN (DC nega-
tive)
PE
Description
For connecting to the 3
phase 380 VAC to 480 VAC
power supply
V70 feed drive: for con-
•
necting to the
SIMOTICS S-1FL6 mo-
tor
V70 spindle drive: for
•
connecting to the
SIMOTICS M-1PH1
main motor
For connecting to an exter-
nal braking resistor, availa-
ble on V70 feed drive and
V70 spindle drive FSB/FSC
For connecting to an exter-
nal braking resistor, availa-
ble on V70 spindle drive
FSD
For connecting the power
supply grounding connector
and the servo motor
grounding connector
Commissioning Manual
6FC5397-4EP10-0BA8, 07/2018