Lenze i700 Manual - Manual (Page 85)

Electrical installation
Important notes
Electrical isolation
6
l
85 EDS700ACBA EN 4.0
6.1.1 Electrical isolation
E70ACP... E70ACM...
X20
X21
X101/102
X103
X100
 ‚
X1
X2 X3
X4 X5
X7/X8
X101/102
X105
X106 X107 X108
 ‚
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).