What is a safety relay?
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Dear teachers, the SIS interlock stops the pump by breaking the normally closed contacts of the control relay; the relay currently in use is the type shown in the picture. Experts say it isn’t a safety relay, right? What is a safety relay? Please provide the model; the better the brand, the better
Experts can be idiots sometimes too; the relay of the model shown in your picture isn’t a safety relay, but it can still achieve SIL2
How can SIL2 be determined?
Meters and electrical appliances certified by TUV