SIEMENS MONITORING RELAY FOR SAFETY CIRCUITS

Siemens 3SK11121BB40 SIRIUS safety device Standard series basic device Electronic enabling circuits 2 enabling circuit plus 1 signaling circuit Us = 24 V DC screw terminal SIRIUS 3SK1 safety switching device for stand-alone safety applications.\nThe 3SK111 Standard basic modules they stand out for their simple and flexible functionality and offer an economical approach to the world of safety devices. They are perfectly suited for safety functions with only a few sensors and a few enabling circuits. These devices have numerous international approvals and are therefore suitable for export for global use.\nThe devices are available as a 24 V variant or with a wide voltage range, relay or static outputs as well as with screw or spring-loaded terminals (push- in).\nMultiple accessories such as sealable covers, wall mounting plates or coding pins facilitate the use of the products.\nThe 3SK safety devices replace the proven 3TK28 series.\nSafety is a SIRIUS business.

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Siemens 3SK11111AB30SIRIUS safety device basic device Standard series relay enabling circuits 3 NO contacts plus 1 relay signaling circuit NC Us = AC/DC 24 V screw terminal switching device SIRIUS 3SK1 safety device for stand-alone safety applications. The Standard 3SK111 basic modules stand out for their simple and flexible functionality and offer an economical approach to the world of safety devices. They are perfectly suited for safety functions with only a few sensors and few enabling circuits. These devices have numerous international approvals and are therefore suitable for export for global use. The devices are available as a 24 V variant or with a wide voltage range, relay or static outputs as well as with screw or spring-loaded terminals (push- in).Multiple accessories such as sealable covers, wall mounting plates or coding pins facilitate the use of the products. The 3SK safety devices replace the proven 3TK28 series. Safety is a SIRIUS business.

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Siemens 3SK11111AW20SIRIUS safety device basic device Standard series relay enabling circuits 3 NO contacts plus relay signaling circuit 1 NC Us = AC/DC 110 - 240 V 50 /60 Hz screw terminal SIRIUS 3SK1 safety switchgear for stand-alone safety applications.\nThe Standard 3SK111 basic modules are characterized by their simple and flexible functionality and offer an economical approach to the world of safety devices. They are perfectly suited for safety functions with only a few sensors and a few enabling circuits. These devices have numerous international approvals and are therefore suitable for export for global use.\nThe devices are available as a 24 V variant or with a wide voltage range, relay or static outputs as well as with screw or spring terminals (push -in).\nMultiple accessories such as sealable covers, wall mounting plates or coding pins facilitate the use of the products.\nThe 3SK safety devices replace the proven 3TK28 series.\nSafety is a SIRIUS business.

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SIEMENS SIRIUS SAFETY RELAY STD RELAY 3NO,1NC 3SK11112AB30 SIRIUS safety device basic device Standard series relay enabling circuits 3 NO contacts plus relay signaling circuit 1 NC Us = AC/DC 24 V spring terminal (Push-in). General technical data:IP protection degree of the housing IP20contact protection against electrocution finger protectioninsulation voltage nominal value 300 V Ambient temperature● during storage -40 ... +80 °C● during operation -25 ... +60 ° Catmospheric pressure according to SN 31205 90 ... 106 kParelative humidity during operation 10 ... 95 %installation altitude for altitude above sea level. max. 4 000 m; For derating see Product Communication 109792701vibration resistance according to IEC 60068-2-6 5 ... 500 Hz: 0.75 mmshock resistance 10g / 11 msimpulse withstand voltage nominal value 4 000 VeMC interference emission IEC 60947-5-1, IEC 61000EMC-related installation environment This product is suitable for class B environments and can also be usedin domestic environments .overvoltage category 3pollution degree 3reference code according to IEC 81346-2:2009 Fpower dissipation [W] max. 2 Wnumber of inputs for 1- or 2-channel sensors 1cascade connection noneinput safety wiring designsingle-channel and redundant product feature cross-circuit protection Yes Safety Integrity Level (SIL)● according to IEC 62061 3● according to IEC 61508 3performance Level (pL) ● according to ISO 13849-1 and category according to EN ISO 13849-1 4non-dangerous failure rate (SFF) 99 %PFHD for high demand rate according to EN 62061 1.7E-9 1/hPFDavg for low demand rate according to IEC 61508 1E-6T1 value for proof test interval or duration of use according to IEC 61508 20 years.

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