REXROTH RD 500 Series, Applications Manual

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RD 500 RD51 Electrical Installation of Inverter
6-7
DOK-RD500*RD51*******-IB04-EN-P
Fuses Motor Inverter SFT Size Classes A and B
RD51.3-xx- Maximum series fuse, type gL, A 1)
003 16
007 25
018 50
1): or AC-fuses with min. 750 V at L / R = 20 ms.
Tab. 6-8 Series fuse
X2, Motor connection
RD51.2-xx-
RD51.3-xx- Type pole number Execution
003 plug-in connection 3 Plug on device
005 plug-in connection 3 Plug on device
007 plug-in connection 3 Plug on device
015 plug-in connection 3 Plug on device
018 plug-in connection 3 Plug on device
Tab. 6-9 Execution
Identification single connection
Identification signification
U2
Motor connection U
V2
Motor connection V
W2
Motor connection W
Tab. 6-10 Identification single connection
Motor and shield connection for motor feeder cables
•
Cross section (PE) min. 10 mm² (AWG6)
•
steel plate lug on the housing with captive nut M5 (torque 2.5 –
3.0 Nm)
RD51.2-xx-
RD51.3-xx- Cable cross-
section which can be connected 1), mm² AWG
003 0.5 - 6 20 - 10
005 0.5 - 6 20 - 10
007 0.5 - 6 20 - 10
015 0.5 - 6 20 - 10
018 0.5 - 6 20 - 10
1): As a result of the terminal size
Tab. 6-11 Connection cross-section
1.2 – 1.5 Nm
Fuses
Execution
Protective conductor connection
Connection cross-section
Torque