VEX-ELIMECS company logo
Catalog>Siemens>Low-Voltage Controls and Distribution>Safety products>Safety relays
[siemens_summary]
[catalog_children]
[catalog_search_products]
Safety relays

Safety relays

Items 157 - 168 of 256 from Siemens ⍾ Last modified Sep 7, 2025
▲ 3SK1 / Safety relays 3SK2 / Safety relays 3TK280 / Safety relays 3TK281 / Safety relays 3TK282 / Safety relays 3TK283 / Safety relays 3TK284 / Safety relays 3TK285 / Safety relays

Safety relays ⍾ Page 14

1…1213141516…22
Siemens – 3TK2821-2CB30
Product detailsAdd to RFQ
3TK2821-2CB30 - Siemens
SIRIUS SAFETY RELAY WITH RELAY RELEASE CIRCUITS (RC), AC/DC 24V, 22.5MM, SPRING-LOADED TERMINAL, RC INSTANT.: 3NO, RC DELAYED: 0NO, MC: 1NC, AUTOSTART, BASIC DEVICE, MAX. ACHIEVABLE SIL: 1, PL: C,
Siemens – 3TK2822-2CB30
Product detailsAdd to RFQ
3TK2822-2CB30 - Siemens
SIRIUS SAFETY RELAY WITH RELAY RELEASE CIRCUITS (RC), AC/DC 24V, 22.5MM, SPRING-LOADED TERMINAL, RC INSTANT.: 2NO, RC DELAYED: 0NO, MC: 0NC, AUTOSTART, BASIC DEVICE, MAX. ACHIEVABLE SIL: 3, PL: E
Siemens – 3TK2820-1CB30
Product detailsAdd to RFQ
3TK2820-1CB30 - Siemens
SIRIUS SAFETY RELAY WITH RELAY ENABLING CIRCUITS, 24 V AC/DC, 22.5MM, SCREW CONNECTION, BASIC UNIT, AUTO START, MONITORED START INSTANTANEOUS: 3NO, DELAYED: 0NO, SIGNALING CIRCUIT: 1NC, MAX. ERR. CAT. EN954-1: 4 SIL: 3, PL: E SIL: 3, PL: E
Siemens – 3TK2820-2AJ20
Product detailsAdd to RFQ
3TK2820-2AJ20 - Siemens
SIRIUS SAFETY RELAY WITH RELAY ENABLING CIRCUITS, 115 V AC, 22.5MM, SPRING-LOADED TERMINAL, BASIC UNIT, AUTO START, MONITORED START INSTANTANEOUS: 3NO, DELAYED: 0NO, SIGNALING CIRCUIT: 1NC, MAX. ERR. CAT. EN954-1: 4 SIL: 3, PL: E SIL: 3, PL: E
Siemens – 3TK2820-2CB30
Product detailsAdd to RFQ
3TK2820-2CB30 - Siemens
SIRIUS SAFETY RELAY WITH RELAY ENABLING CIRCUITS, 24 V AC/DC, 22.5MM, SPRING-LOADED TERMINAL, BASIC UNIT, AUTO START, MONITORED START INSTANTANEOUS: 3NO, DELAYED: 0NO, SIGNALING CIRCUIT: 1NC, MAX. ERR. CAT. EN954-1: 4 SIL: 3, PL: E SIL: 3, PL: E
Siemens – 3TK2820-2AL20
Product detailsAdd to RFQ
3TK2820-2AL20 - Siemens
SIRIUS SAFETY RELAY WITH RELAY ENABLING CIRCUITS, 230 V AC, 22.5MM, SPRING-LOADED TERMINAL, BASIC UNIT, AUTO START, MONITORED START INSTANTANEOUS: 3NO, DELAYED: 0NO, SIGNALING CIRCUIT: 1NC, MAX. ERR. CAT. EN954-1: 4 SIL: 3, PL: E SIL: 3, PL: E
Siemens – 3TK2810-1KA41-0AA0
Product detailsAdd to RFQ
3TK2810-1KA41-0AA0 - Siemens
SIRIUS SAFETY RELAY SAFETY-RELATED SPEED MONITORING, 110 - 240 V AC/DC, 45.0 MM, SCREW CONNECTION, ENABLING CIRCUIT INSTANTANEOUS:2NO, ENABLING CIRCUIT DELAYED: 0, SIGNALING CIRCUIT: 2 ELECTRICAL, NAMUR VERSION AUTO START / MANUAL START, BASIC UNIT, MAX. ERR. PL EN13849-1: E, MAX. ERR. SIL TO IEC61508: 3,
Siemens – 3TK2810-1KA42
Product detailsAdd to RFQ
3TK2810-1KA42 - Siemens
SIRIUS SAFETY RELAY SAFETY-RELATED SPEED MONITORING, 110 - 240 V AC/DC, 45.0 MM, SPRING-LOADED TERMINAL, RC INSTANTANEOUS: 2NO, RC DELAYED. 0, SC: 2 ELECTRICAL, AUTOSTART / MANUAL START, BASIC UNIT, MAX. ACH. PL EN13849-1: E, MAX. ACH. SIL TO IEC61508:3,
Siemens – 3TK2820-1AJ20
Product detailsAdd to RFQ
3TK2820-1AJ20 - Siemens
SIRIUS SAFETY RELAY WITH RELAY ENABLING CIRCUITS, 115 V AC, 22.5MM, SCREW CONNECTION, BASIC UNIT, AUTO START, MONITORED START INSTANTANEOUS: 3NO, DELAYED: 0NO, SIGNALING CIRCUIT: 1NC, MAX. ERR. CAT. EN954-1: 4 SIL: 3, PL: E SIL: 3, PL: E
Siemens – 3TK2823-2CB30
Product detailsAdd to RFQ
3TK2823-2CB30 - Siemens
SIRIUS SAFETY RELAY WITH RELAY RELEASE CIRCUITS (RC), AC/DC 24V, 22.5MM, SPRING-LOADED TERMINAL, RC INSTANT.: 2NO, RC DELAYED: 0NO, MC: 0NC, MONITORED START, BASIC DEVICE, MAX. ACHIEVABLE SIL: 3, PL: E
Siemens – 3TK2810-1BA42-0AA0
Product detailsAdd to RFQ
3TK2810-1BA42-0AA0 - Siemens
SIRIUS SAFETY RELAY SAFETY-RELATED SPEED MONITORING, 24 V DC, 45.0 MM, SCREW-TYPE CONNECTION, ENABLING CIRCUIT INSTANTANEOUS:2NO, ENABLING CIRCUIT DELAYED:0, SIGNALING CIRCUIT:2 ELECTRICAL, NAMUR VERSION AUTO START / MANUAL START, BASIC UNIT, MAX. ERR. PL EN13849-1: E, MAX. ERR. SIL TO IEC61508:3,
Siemens – 3TK2810-1BA42
Product detailsAdd to RFQ
3TK2810-1BA42 - Siemens
SIRIUS safety relay Safety-oriented Speed monitoring 24 V DC, 45 mm overall width Spring-type terminal EC instantaneous: 2 NO EC delayed: 0 SC: 2 electrical Auto-start/manual start Basic device Maximum achievable PL according to EN 13849-1: e Maximum achievable SIL according to IEC 61508: 3