1.1 Conforming to safety category
D1-10
ME0384-4A
Chapter 1 Conforming to Safety Category
[Safety category 3] Summary of Requirements
• Follow the safety principles to ensure safety.
• The safety related parts shall be designed under the following directions
(1) A single fault in any of its parts shall not lead to the loss of a safety function.
(2) A single fault shall be detected as much as possible.
[3] -1 Category 3 (When SCON is not to be connected)
In this example of circuit, the electromagnetic contactor cuts off the power input connector MP+24V
on the gateway unit. However, it is available also to have a circuit to cut off the drive cutoff connectors
MPO and MPI on each driver unit.
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