With An Fso Module - ABB ACS880 Series User Manual

28 ATEX-certified motor thermal protection function with PTC thermistor relays (+L513+Q971)
￭

With an FSO module

1
1 Customer motor PTC sensor(s)
2 Thermistor relay(s)
• K74
• (K75)
• (K76)
3 FSO module
FSE module (optional)
4 Drive STO
1) The FSE module is included in the calculations only if:
• a safety encoder is used in the application, and
• the FSO-21 module is configured to activate the SS1 function (stop category 1) in overtemperature situations, and
• the ramp monitoring method is used in the SS1 function.
SIL
1
2
1)
HFT
0
3
T PFD
1
2 years
3AXD10000331763 E
4
(1...3 relays)
avg
5.02E-2