Electrical installation
Important notes
Electrical isolation
6
l
87
EDS700ACBA EN 5.1
6.1.1 Electrical isolation
E70ACP... E70ACM...
X20
X21
X101/102
X103
X100
X1
X2X3
X4 X5
X7/X8
X101/102
X105
X106X107X108
i700A00x
Legend
Isolation by functional insulation
I
Isolation by basic insulation
II
Safe isolation by double or reinforced insulation
Protection against accidental contact is guaranteed without any further measures.
E70ACP... Power supply module E70ACM... Axis module
Power section Power section
Control section Control section
X1 Safety system
X20 Digital inputs and outputs X2 Digital inputs
X21 24−V voltage supply X3 24−V voltage supply
X100 AC mains
X101/102 DC bus +UG/−UG X101/102 DC bus +UG/−UG
X103 Brake resistor
X4/X5 EtherCAT
X7/X8 Resolver or encoder
X105 24−V voltage supply of motor
holding brake
X106 Motor holding brake
X107 Motor B
X108 Motor A
6.1.2 Device protection
The trouble−free operation of power supply modules with an external brake resistor is only
ensured if an axis module is installed in the immediate vicinity. Preferably by end−to−end
mounting and use of the DC busbar system (X101/X102).
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