20 ATEX-certified motor thermal protection function with PTC thermistor relays (+L513+Q971)
PTC thermistor relays
The ATEX-certified motor thermal protection function contains one (+L513) or two
(+2L513) ABB CM-MSS.41 thermistor relays by default. Three ABB CM-MSS.41
thermistor relays (+3L513) are available as an application-engineered option.
DOLD MK 9163N.12/110-ATEX thermistor relay(s) are available by request.