Bosch Rexroth IndraDrive Project Planning Manual page 76

8-8
DC Bus Resistor Unit HLB01.1C and HLB01.1D
Designation
Tightening Torque
Tightening Torque
Tightening Torque
DC Bus
L+, L-
The DC bus is connected by contact rails and screws (M6) to the front of
Design
the device.
Cross section of a contact rail:
• HLB01.1D: 72 mm² (6 mm x 12 mm)
• HLB01.1C: 48 mm² (4 mm x 12 mm)
6 Nm
Equipment Grounding Conductor Terminal
Screw (M6 x 25)
Design
6 Nm
Note: The equipment grounding conductor must have at least the
cross section of the mains supply cable (but not smaller than
10 mm
For HLB01.1C: Connect the equipment grounding conductor terminal to
the protective circuit in the control cabinet.
For HLB01.1D: Using a grounding bracket connect equipment grounding
conductor terminal to the equipment grounding conductor terminal of the
neighboring device. The grounding bracket is part of our accessories
HAS01.1-xxx-072-MN.
1: grounding bracket
Fig. 8-8:
Ground Connection
Screws (M6 x 25; screws for mounting the device)
Design
6 Nm
Using the mounting screws of the device connect the bare rear panel of
the device electrically conductive to the mounting surface in the control
cabinet. Connect the mounting surface in the control cabinet electrically
conductive to the protective circuit.
2
).
Grounding bracket
Rexroth IndraDrive
DOK-INDRV*-ADDCOMP****-PR02-EN-P