Electrical Isolation; Device Protection - Lenze E70AC Series Hardware Manual

6.1.1

Electrical isolation

E70ACP...
Legend
I
II
E70ACP...

‚
X20
X21
X100
X101/102
X103
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).
EDS700ACBA EN 5.1

‚
X100
X20
X21
X101/102
X103
Isolation by functional insulation
Isolation by basic insulation
Safe isolation by double or reinforced insulation
Protection against accidental contact is guaranteed without any further measures.
Power supply module
Power section
Control section
Digital inputs and outputs
24−V voltage supply
AC mains
DC bus +UG/−UG
Brake resistor
l
Electrical installation
Important notes
Electrical isolation
E70ACM...

X101/102
X105
X108 X107 X106
E70ACM... Axis module

Power section
‚
Control section
X1 Safety system
X2 Digital inputs
X3 24−V voltage supply
X101/102 DC bus +UG/−UG
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
‚
X1
X3 X2
X4 X5
X7/X8
i700A00x
87