Relays Items 3745 - 3840 of 4043 ⍾ SIEMENS ⍾ Last modified Jun 4, 2026

COIL FOR CONTACTORS 3TF30-33, 3TF40-43, 3TH3, 3TH4 3TB40-43, 3TH8 DC 240V

COIL FOR CONTACTORS 3TF30-33, 3TF40-43, 3TH3, 3TH4 3TB40-43, 3TH8 DC 48V

OVERLOAD RELAY FOR MOUNTING ONTO CONT.S/STARTERS, 80...110A, 1NO+1NC, 3TB50/52 ONLY FOR INDIVID. MOUNTING

OVERLOAD RELAY FOR MOUNTING ONTO CONT.S/STARTERS, 110...135A, 1NO+1NC, 3TB50/52 ONLY FOR INDIVID. MOUNTING

Overload relay for stand-alone installation 320...500 A, 1 NO + 1 NC and for contactors/starters

Overload relay for stand-alone installation 400...630 A, 1 NO + 1 NC and for contactors/starters

OVERLOAD RELAY FOR MOUNTING ONTO CONTACTOR SETTING RANGE 1.6 TO 2.5A, 1NC

OVERLOAD RELAY FOR MOUNTING ONTO CONTACTOR SETTING RANGE 0.4 TO 0.63A 1NO+1NC

OVERLOAD RELAY FOR MOUNTING ONTO CONTACTOR SETTING RANGE 1.6 TO 2.5A 1NO+1NC

OVERLOAD RELAY FOR MOUNTING ONTO CONTACTOR SETTING RANGE 4 TO 6.3A 1NO+1NC

SINGLE-POLE BOW-TYPE ELECTRODE FOR LATERAL INSTALLATION FOR LEVEL MONITORING

SINGLE-POLE ELECTRODE FOR LATERAL INSTALLATION FOR LEVEL MONITORING, MECHAN. STABLE VERSION

DOUBLE-POLE WIRE ELECTRODE FOR LEVEL MONITORING, 500 MM LONG, WITH TEFLON INSULATION

DOUBLE-POLE BOW-TYPE ELECTRODE FOR LEVEL MONITORING

TRIPLE-POLE WIRE ELECTRODE FOR LEVEL MONITORING, 500 MM LONG, WITH TEFLON INSULATION

Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot Supply voltage 24 V AC/DC 50 to 60 Hz DC and AC without galvanic iso …

!!! product phase-out !!! the preferred successor is 3UG55011AW30 analog monitoring relay level monitoring resistance monitoring from 2 to 200 kohm overshoot and undershoot 24 to 2 …

DC AND AC 50 TO 60 HZ 2-POINT OR 1-POINT CONTROL TRIPPING DELAYED 0.5 TO 10S 1 CHANGEOVER CONTACT SPRING-LOADED TYPE

Analog monitoring relay Fill level monitoring Resistance monitoring from 2 to 200 kohm 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC 2-step or 1-step control Tri …

Analog monitoring relay Phase sequence monitoring 3 x 160...260 V 50...60 Hz AC 1 change-over contact screw terminal Successor product for 3UG3511-1AQ50 or 3UG3511-1AV50

Analog monitoring relay Phase sequence monitoring 3 x 320...500 V 50...60 Hz AC 1 change-over contact screw terminal Successor product for 3UG3511-1AQ50

Analog monitoring relay Phase sequence monitoring 3 x 420...690 V 50...60 Hz AC 1 change-over contact screw terminal

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 160 TO 260V AC 50 TO 60 HZ 2 CHANGEOVER CONTACTS SCREW TERMINAL REPLACEMENT PRODUCT FOR 3UG3511-1BQ50

!!! product phase-out !!! The preferred successor type is 3UG5511-1BR20 phase sequence monitoring 3x320-500 V 2 CO analog monitoring relay phase sequence monitoring 3 x 320...500 V …

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 420 TO 690V AC 50 TO 60 HZ 2 CHANGEOVER CONTACTS SCREW TERMINAL

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 160 TO 260V AC 50 TO 60 HZ 1 CHANGEOVER CONTACT SPRING LOADED CONNECTION

Analog monitoring relay Phase sequence monitoring 3 x 320...500 V 50...60 Hz AC 1 change-over contact spring-type connection system

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 420 TO 690V AC 50 TO 60 HZ 1 CHANGEOVER CONTACT SPRING LOADED CONNECTION

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 160 TO 260V AC 50 TO 60 HZ 2 CHANGEOVER CONTACTS SPRING LOADED CONNECTION

Analog monitoring relay Phase sequence monitoring 3 x 320...500 V 50...60 Hz AC 2 change-over contacts spring-type connection system

ANALOG MONITORING RELAY PHASE SEQUENCE MONITORING 3X 420 TO 690V AC 50 TO 60 HZ 2 CHANGEOVER CONTACTS SPRING LOADED CONNECTION

!!! product phase-out !!! The preferred successor type is 3UG5512-1AR20 phase failure and sequence 3x160-690 V analog monitoring relay phase failure and sequence 3 x 160...690 V 50 …

!!! product phase-out !!! The preferred successor type is 3UG5512-1BR20 phase failure and sequence 3x160-690 V analog monitoring relay phase failure and sequence 3 x 160...690 V 50 …

!!! product phase-out !!! The preferred successor type is 3UG5512-2AR20 phase failure and sequence 3x160-690 V 1 CO analog monitoring relay phase failure and sequence 3 x 160...690 …

Analog monitoring relay Phase failure and sequence 3 x 160...690 V 50...60 Hz AC 2 change-over contacts spring-type connection system

!!! product phase-out !!! The preferred successor type is 3UG5514-1BR20 phase failure and sequence adjustment undervoltage analog monitoring relay phase failure and sequence adjust …

ANALOG MONITORING RELAY PHASE FAILURE AND -SEQUENCE ADJUSTABLE UNDERVOLTAGE UNBALANCE 20% FIXED 3X 160 TO 690V AC 50 TO 60 HZ HYSTERESIS 5% FIXED DELAY TIME 0-20S 2 CHANGEOVER CONT …

Analog monitoring relay Phase failure and sequence Adjustable undervoltage Asymmetry 20% fixed 3 x 160 to 690 V 50 to 60 Hz AC Hysteresis 5% fixed Delay time 0-20 s 2 change-over c …

Insulation monitoring relay for ungrounded (IT) supply systems up to 400 V AC, 50-60 Hz Measuring range 1-100 kohm Supply voltage 24-240 V AC/DC 22.5 mm, 1 change-over contact scre …

Insulation monitoring relay for ungrounded (IT) networks up to 400 V AC, 50-60 Hz measuring range 1-100 kohm supply voltage 24-240 V AC/DC 22.5 mm, 1 changeover contact screw termi …

Insulation monitoring relay for ungrounded (IT) supply systems up to 250 V AC, 15-400 Hz and up to 300 V DC Measuring range 1-100 kohm Supply voltage 24-240 V AC/DC 22.5 mm, 1 chan …

Insulation monitoring relay for ungrounded (IT) networks up to 250 V AC, 15-400 Hz and up to 300 V DC measuring range 1-100 kohm supply voltage 24-240 V AC/DC 22.5 mm, 1 changeover …

INSULATION MONITORING RELAY FOR UNGROUNDED (IT) NETWORKS UP TO 400 V AC, 15 - 400 HZ AND UP TO 600 V DC MEASURING RANGE 1 - 100/2 - 200 KOHM SUPPLY VOLTAGE AC/DC 24-240 V WIDTH 45 …

Insulation monitoring relay for non-grounded (IT) networks up to 400 V AC, 15-400 Hz and up to 600 V DC measuring range 1-100 / 2-200 kOhm supply voltage 24-240 V AC/DC width 45 mm …

Insulation monitoring relay for non-grounded (IT) networks up to 400 V AC, 15-400 Hz and up to 600 V DC measuring range 1-100 / 2-200 kOhm supply voltage 24-240 V AC/DC width 45 mm …

!!! product phase-out !!! the preferred successor is 3UG5514-1BR20 phase failure and sequence monitoring 3x 160-690 V, screw terminal digital monitoring relay asymmetry 0-20% conne …

DIGITAL MONITORING RELAY UNBALANCE 0-20%, DEFAULT OFF PHASE SEQUENCE, DEFAULT OFF PHASE FAILURE 3X 160 TO 690V AC 50 TO 60 HZ UNDERVOLTAGE, DEFAULT 320V HYSTERESIS, DEFAULT 5% ON A …

DIGITAL MONITORING RELAY ASYMMETRY 5% PHASE SEQUENCE MONITORING PHASE FAILURE MONITORING 3X 160 TO 690V AC 50 TO 60 HZ UNDERVOLTAGE BELOW 340V HYSTERESIS 5V ON AND OFF DELAY 0.1S  …

Digital monitoring relay Asymmetry 0-20% Phase sequence can be activated Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage 160-690 V Hysteresis 1-20 V ON and OFF delay 0-2 …

!!! product phase-out !!! the preferred successor is 3UG5616-1CR20 phase failure and sequence monitoring 3x 160-690 V, screw terminal digital monitoring relay for 3-phase line volt …

Digital monitoring relay 3-phase supply voltage Phase sequence can be activated Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage and overvoltage 160-690 V Hysteresis 1-20 …

!!! product phase-out !!! The preferred successor type is 3UG5616-1CR20 phase sequence phase failure 3x160-690 V screw digital monitoring relay for 3-phase voltage with N-conductor …

Digital monitoring relay for 3-phase voltage with N-conductor Phase sequence can be activated Phase failure 3 x 90 to 400 V 50 to 60 Hz AC Undervoltage and overvoltage 90-400 V Hys …

Digital monitoring relay 3-phase supply voltage Autom. phase sequence correction Phase failure 3 x 160 to 690 V 50 to 60 Hz AC Undervoltage and overvoltage 160-690 V Hysteresis 1-2 …

!!! product phase-out !!! The preferred successor type is 3UG5618-2CR20 phase sequence phase failure 3x160-690 V spring digital monitoring relay for 3-phase supply voltage automati …

Digital monitoring relay for 3-phase voltage with N-conductor Autom. phase sequence correction Phase failure 3 x 90 to 400 V 50 to 60 Hz AC Undervoltage and overvoltage 90-400 V Hy …

Digital monitoring relay for 3-phase voltage with N-conductor Autom. phase sequence correction Phase failure 3 x 90 to 400 V 50 to 60 Hz AC Undervoltage and overvoltage 90-400 V Hy …

Digital monitoring relay Current monitoring, 22.5 mm from 2-500 mA AC/DC 0vershoot and undershoot Supply voltage: 24 V AC/DC 50 to 60 Hz DC and AC without galvanic isolation to mea …

Digital monitoring relay Current monitoring, 22.5 mm from 2-500 mA AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay and noise pulses delay 0.1 to 20  …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 2 TO 500MA AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASUR …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 2 TO 500MA AC/DC OVERSHOOT AND UNDERSHOOT AC/DC 24 TO 240V DC AND AC 50 TO 60 HZ STARTUP AND INTERF. PEAK DELAY 0.1 TO 20S  …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 0.05 TO 10A AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASU …

!!! product phase-out !!! the preferred successor is 3UG5642-1CW30 digital monitoring relay current monitoring, 22.5 mm from 0.05 to 10 A AC/DC overshoot and undershoot 24 to 240 V …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 0.15 TO 2A AC/DC SUPPLY VOLTAGE AC/DC 24 TO 240V ON DELAY 0.1S OFF DELAY 2S QUIESCENT CURRENT PRINCIPLE HYSTERESIS 0.16A 1  …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 0.15 TO 4.2A AC/DC SUPPLY VOLTAGE AC/DC 24 TO 240V ON DELAY 0.1S OFF DELAY 2S QUIESCENT CURRENT PRINCIPLE HYSTERESIS 0.16A  …

DIGITAL MONITORING RELAY CURRENT MONITORING, 22.5MM FROM 0.05 TO 10A AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASU …

Digital monitoring relay Current monitoring, 22.5 mm from 0.05-10 A AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay and noise pulses delay 0.1 to 20 …

DIGITAL MONITORING RELAY FOR FAULT CURRENT MONITORING (W. CO CONTACT 3UL22) SETTING RANGE 10 TO 100% OF CO CONTACT NOM. VALUE SEPARATE FOR ALARM THRESHOLD AND SWITCH-OFF VALUE AC 9 …

DIGITAL MONITORING RELAY FOR FAULT CURRENT MONITORING (W. CO CONTACT 3UL22) SETTING RANGE 10 TO 100% OF CO CONTACT NOM. VALUE SEPARATE FOR ALARM THRESHOLD AND SWITCH-OFF VALUE AC 9 …

!!! product phase-out !!! the preferred successor is 3UG5625-1CW30 digital monitoring relay for residual current monitoring (with current transformer 3UL23) adjustment range 0.03.. …

!!! product phase-out !!! the preferred successor is 3UG5625-2CW30 digital monitoring relay for residual current monitoring (with current transformer 3UL23) adjustment range 0.03.. …

DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5MM FROM 0.1 TO 60V AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASUR …

Digital monitoring relay Voltage monitoring, 22.5 mm from 0.1-60 V AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC Noise pulses delay 0.1 to 20 s Hysteresis  …

DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5MM FROM 14.3 TO 15.7V AC/DC SUPPLY VOLTAGE AC/DC 24 TO 240V QUIESCENT CURRENT PRINCIPLE NOISE PULSE DELAY 0.1S HYSTERESIS 0.1A 1 CO …

Digital monitoring relay Voltage monitoring, 22.5 mm from 0.1-60 V AC/DC 0vershoot and undershoot Supply voltage: 24 V AC/DC 50 to 60 Hz DC and AC without galvanic isolation to mea …

Digital monitoring relay Voltage monitoring, 22.5 mm from 0.1-60 V AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC Noise pulses delay 0.1 to 20 s Hysteresis  …

DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5MM FROM 10 TO 600V AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASUR …

!!! product phase-out !!! the preferred successor is 3UG5642-1CW30 digital monitoring relay voltage monitoring, 22.5 mm from 10 to 600 V AC/DC overshoot and undershoot 24 to 240 V  …

DIGITAL MONITORING RELAY VOLTAGE MONITORING, 22.5MM FROM 10 TO 600V AC/DC OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASUR …

Digital monitoring relay Voltage monitoring, 22.5 mm from 10 to 600 V AC/DC 0vershoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC Noise pulses delay 0.1 to 20 s 1 change …

!!! produkt wycofywany!!! preferowany preferowany następca to 3UG5643-1CS20 cyfrowy przekaźnik nadzorczy monitorowanie napięcia, 22,5 mm 17-275 V AC/DC przekroczenie progu w górę i …

!!! product phase-out !!! the preferred successor is 3UG5643-2CS20 digital monitoring relay voltage monitoring, 22.5 mm from 17 to 275 V AC/DC overshoot and undershoot with interna …

Digital monitoring relay cos phi and current monitoring from 90-690 V AC 0vershoot and undershoot self-supplied 50 to 60 Hz AC Noise pulses delay 0.1 to 20 s Hysteresis for (I) 0.1 …

DIGITAL MONITORING RELAY COS-PHI A. CURRENT MONITORING FROM 90 TO 690V AC OVERSHOOT AND UNDERSHOOT INTERNAL POWER SUPPLY AC 50 TO 60 HZ SPIKE DELAY 0.1 TO 20S HYSTERESIS W. (I) 0.1 …

DIGITAL MONITORING RELAY SPEED MONITORING FROM 0.1 TO 2200 REV/MIN OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASURING CIR …

DIGITAL MONITORING RELAY SPEED MONITORING FROM 50 TO 60 REV/MIN OVERSHOOT AND UNDERSHOOT SUPPLY VOLTAGE: AC/DC 24V DC AND AC 50 TO 60 HZ NO GALVANIC ISOLATION FROM MEASURING CIRCUI …

Digital monitoring relay Speed monitoring from 0.1 to 2200 rpm Overshoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay 1 to 900 s Tripping delay 0.1 to 99.9 s Hys …

Digital monitoring relay Speed monitoring from 0.1 to 2200 rpm 0vershoot and undershoot Supply voltage: 24 V AC/DC 50 to 60 Hz DC and AC without galvanic isolation to measuring cir …

Digital monitoring relay Speed monitoring from 0.1 to 2200 rpm Overshoot and undershoot 24 to 240 V AC/DC 50 to 60 Hz DC and AC ON delay 1 to 900 s Tripping delay 0.1 to 99.9 s Hys …

Digital monitoring relay 3-phase supply voltage for IO-Link 50...60 Hz AC 3 x 160 to 690 V Phase sequence, Phase failure Phase asymmetry Undervoltage and overvoltage Hysteresis 1-2 …

DIGITAL MONITORING RELAY FOR 3-PHASE MAINS VOLTAGE FOR IO-LINK AC 50 TO 60 HZ 3X 160 TO 690V LINE PHASE SEQUENCE, PHASE FAILURE, PHASE ASYMMETRY UNDER- AND OVERVOLTAGE HYSTERESIS 1 …

Digital monitoring relay for 3-phase voltage with N-conductor for IO-Link 50...60 Hz AC 3 x 160 to 690 V Phase sequence, Phase failure Phase asymmetry Undervoltage and overvoltage  …

Digital monitoring relay for 3-phase voltage with N-conductor for IO-Link 50...60 Hz AC 3 x 160 to 690 V Phase sequence, Phase failure Phase asymmetry Undervoltage and overvoltage  …

Digital monitoring relay Current monitoring, 22.5 mm for IO-Link 0.05...10.0 A AC/DC Overcurrent and undercurrent Transformer scaling factor Hysteresis 0.01 to 5.0 A ON-delay time  …

Digital monitoring relay Current monitoring, 22.5 mm for IO-Link 0.05...10.0 A AC/DC Overcurrent and undercurrent Transformer scaling factor Hysteresis 0.01 to 5.0 A ON-delay time  …

Digital monitoring relay for residual current monitoring with residual-current transformer 3UL23 for IO-Link Setting range 0.03 A to 40 A separate for warning threshold and switch- …