The PSR-SCP-24UC/ESA4/2X1/1X2 is a 3-pole Safety Relay for emergency stop and safety door monitoring up to SIL 3 or Cat-4. 2 enabling current paths, 1 signaling current path contact. AgSnO2, + 0.2μm Au contact. Polyamide PA non-reinforced housing. M3 Screw connection. Electromechanically forcibly guided, dust-proof relay. Air and creepage distances between the power circuits.