Connecting An External Braking Resistor - Siemens SIMATIC MICRO-DRIVE PDC1000 Equipment Manual

Reference
Note the detailed information on the topic "Connecting" in the System Manual SIMATIC
MICRO-DRIVE Drive controller PDC
(https://support.industry.siemens.com/cs/ww/en/view/109774126).
3.5

Connecting an external braking resistor

Connecting an external braking resistor
Damage to braking resistor - Risk of fire!
You must implement fire prevention measures for the external braking resistor (e.g. fire
protection housing, temperature fuse). The resistance of the externally connectable braking
resistor must be 3 ohms ± 10%.
The figure below shows the connection of an external braking resistor to interface X5051
(and X4060):
①
xL+
2DIx
Figure 3-5
PDC1000(F)
Equipment Manual, 02/2020, A5E48775040-AA
WARNING
Basic insulation
Supply voltage
Digital input
Connection of external braking resistor (example)
3.5 Connecting an external braking resistor
4R+, 4R- Connection for external braking resistor
R External braking resistor
Connecting
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