Technical Data; Contents Of This Chapter; Safety Data; Safety Data Values - ABB ACS880 User Manual

Technical data

Contents of this chapter

This chapter gives the safety data, ambient conditions, and list of standards related to the
product.

Safety data

Safety data values

￭
Each multidrives delivery is unique. If the customer has ordered safety data calculations
(option +P947), ABB calculates the safety data and delivers it separately to the customer.

Safety component types

￭
Safety component types as defined in IEC 61508-2:
• FSO module: type B
• inverter unit STO circuit:
• air-cooled R1i...R7i inverter modules: type A
• air-cooled R8i inverter modules: type B
• liquid-cooled R7i...R8i inverter modules: type B.

Safety block diagrams

￭
Each multidrives delivery is unique. If included in the customer order, ABB defines the safety
block diagram for the safety function and delivers the diagram separately to the customer.

Relevant failure modes

￭
Relevant failure modes are:
• internal failures of the FSO module, and the inverter unit STO.
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