Keba ServoOne Series Operation Manual page 78

Appendix
ID no.: 1101.21B.6-00 Date: 04/2020
Size
Device
Brake chopper power electronics
1)
Response threshold [VDC]
2)
Peak braking power [kW]
software/hardware-side
Minimum ohmic resistance of an exter-
nally installed braking resistor
Continuous chopper power [kW]
1) Internal braking resistor (mounted on the base of the cooler) on request
2) Minimum switch-on time 250 µs
Table A.8 Brake chopper power electronics, BG7
NOTe.
The maximum overall capacitance of the multi-axis system DC link for a
ServoOne supply unit BG7 (incl.) must not exceed 25,000 μF.
BG7
SO84.375.S SO84.540.S
820
210/-
3.2 Ω
10
Operation Manual ServoOne Supply Unit
Size
Connection
Device
Screw size for ring cable lug
X11/ZK+, ZK-
Tightening torque
Screw size for ring cable lug
X11/PE 1)
Tightening torque
Screw size for ring cable lug
X12/L1, L2, L3
Tightening torque
Screw size for ring cable lug
X12/PE 1)
Tightening torque
Screw size for ring cable lug
X12/RB+, RB-
Tightening torque
1) The protective earth conductor cross-section depends on the cross-section of the phase conductor (see chap. 4.5, p. 40)
The minimum cross-section of the connection cables depends on the local regulations, conditions as well as on the rated
current of the supply unit.
Table A.9 Terminals, BG7
78
BG7
SO84.375.S SO84.540.S
M12
25...30 Nm (221...265 lb-in)
M10
20...25 Nm (177...221 lb-in)
M12
25...30 Nm (221...265 lb-in)
M12
25...30 Nm (221...265 lb-in)
M10
20...25 Nm (177...221 lb-in)