RS Components, Ltd. Datasheets for Protective Relays and Monitoring Relays

Protective relays and monitoring relays detect or monitor for abnormal power system conditions.
Protective Relays and Monitoring Relays: Learn more

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Product Name Notes
8568488
8593077
Carlo Gavazzi DFB01 and PFB01 series precise frequency monitoring relays. The DFB and PFB relays monitor their own power supply from 24 to 240 V ac. The relays offer a...
8577410
8577527
8593070
Carlo Gavazzi DIB01 and PIB01 series are precise TRMS AC/DC over or under current monitoring relays. The DIB and PIB ranges allow direct measuring or through current transformer. The current...
8577416 Carlo Gavazzi DPA01 and PPA01 series three-phase relay for detection of incorrect phase sequence, total and partial phase loss. The relays have a wide supply voltage range from 208 to...
8593285 Carlo Gavazzi DPB01 and PPB01 series three-phase, or three-phase + neutral, line voltage monitoring relay for phase sequence, phase loss, over and under voltage with built-in time delay function. The...
8568551
8577426
Carlo Gavazzi DPC01 & PPC01 series of monitoring relays provide the user with a comprehensive variety of monitoring options such as phase sequence, loss & asymmetry along with under &...
8573382 Carlo Gavazzi DTA and PTA series precise thermistor motor temperature monitoring relays. The DTA and PTA series are designed to monitor the temperature of the coils of a motor with...
8593027 Carlo Gavazzi DUA52 series DC under voltage monitoring relay that measure its own power supply. The DUA52 can monitor two separate measuring ranges of 8-28 V dc and 38- 58...
8568475 Carlo Gavazzi DUA55 series single phase relay for detection of incorrect mains voltage. The DUA55 relay is designed to stop incorrect power supply voltage when different from the desired one.
8577905
8577909
Carlo Gavazzi DUB01 & PUB01 series of monitoring relays provide the user with a precise TRMS AC/DC over & under voltage monitoring options controlled by DIP switches. LED indication of...
8568532
8593086
Carlo Gavazzi DUB01 and PUB01 series of monitoring relays provide the user with a precise TRMS AC/DC under or over voltage monitoring solution which can be simply changed via DIP...
8577280
8593080
Carlo Gavazzi DWB01 & PWB01 series of precise TRMS power factor monitoring relays deisgned for use with 3 phase systems. Suitable for monitoring the actual load of asynchronous & symmetrical...
9174850 Celduc ECOM series temperature controller is a compact solution that incorporates the latest measuring and control technology. Pluggable onto a Celduc Relais SU series SSR. The ECOM series features thermocouple...
9144632
9144635
9144639
9144648
Hiquel ICC series monitors a single phase current signal. It is suitable for use with alternate and direct currents. Three different current ranges available to improve the measuring precision. Thresholds...
9144651
9144660
9144663
Hiquel ICP monitors phase-failure, phase-sequence and phase-asymmetry for supplies with or without neutral. Thresholds for alarm functions, alarm reaction time and phase-asymmetry can be easily adjusted using the rotary switches...
9144641
9144645
9144654
9144657
Hiquel ICV series monitors a single phase voltage signal. It is suitable for use with alternate and direct voltage signals. Three different voltage ranges available to improve the measuring precision.
8903875 MINI MCR series limit value switches, with adjustable hysteresis and delay time and spring-cage connection. Power supply possible via the foot element (T-connector). Status and error indication via two diagnostic...
8572764
8573152
8577167
8577176
8577179
8577182
8577185
8577189
8577662
8577674
8577680
8577684
8577690
8577693
8577696
8577700
8577703
8593083
Monitoring relays from Carlo Gavazzi can also be used as 1-phase or 3- phase over current monitoring relays when connected with MI or MP current transformers.Owing to the built-in latch...
9143941
9143948
Relpol MT-T Series multifunction timers have a compact design for optimum space availability. These timers feature a wide AC/DC power supply range and are DIN Rail mountable. Two independently controled...
9143945
9143954
9143957
Relpol professional range of phase loss and phase failure monitoring relays. Monitoring Application = Phase, Voltage Supply Voltage = 220 - 460 V Contact Configuration = SPDT Voltage Sensitivity =...
8577072
8577075
Small current monitoring relay combined with built-in current transformer with a solid state output. Easily installed via a 2 wire connection. 12mm hole allows for a variety of current carrying...
9055715 SPEED SWITCH, 1-10 HZ, 115V - Control Relays - Monitoring Relays
8608425 Suitable for use in any climate. Screw and snap-on mounting onto 35mm standard mounting rail. Identification number and letter for switching elements 31 E. Ambient temperature during operating phase -25...
8842473 Supply monitoring relays with combined phase failure and neutral loss detection. Phase loss failure detection. Neutral loss detection. Phase reverse detection. Phase asymmetry. Adjustable over & under voltage trip level.
8764985
8764989
8764991
8764995
8764998
8765001
8765005
8765008
8765011
8765014
8765017
8765020
8765023
8765027
8765033
8765036
8765039
8765042
8765045
8765049
8765051
8765058
The CM range of thermistor motor protection relays are used to control motors equipped with PTC temperature sensors. The PTC temperature sensors are incorporated in the motor windings to measure...
8762551
8762554
8762557
The expertly designed CM-UFD range of grid feeding relays ensures safe and reliable monitoring of numerous grid parameters when feeding energy into the public grid. Main features include-. Monitoring of...
8765099
8765109
The intelligent LOCC-BOX system has been designed to offer you a variety of settings and configurations that are suitable for a range of applications. This includes- Power on-effect for switching...
9160192
9160195
9160198
The Lovato range of current monitoring pump protection relays, protect against any dry running with auxiliary AC power supply including singe and three phase systems. Complete with motor under-load and...
9160182
9160186
9160189
The Lovato range of current monitoring relays are for AC/DC minimum and maximum current control with AC/DC multi-voltage auxiliary power supply and are single phase. You are offered with the...
9160211
9160218
The Lovato range of frequency monitoring relays is self-powered for minimum and maximum control. The frequency relays have a rated frequency selection of 50 or 60Hz with a tripping threshold...
9160202
9160205
The Lovato range of phase shift monitoring relays complete with AC auxiliary power supply including direct connection up to a maximum of 16 A or by a current transformer. Excellent...
8903884 The Mini Analog Pro signal conditioners from Phoenix Contact are the first 6mm range with plug-in connection technology. Using the latest switching technology, applications are made quicker and easier with...
8608472 The SIRIUS 3TX7 narrow design interface relays are coupling elements used to connect control signals to and from a PLC. Coupling device (interface) as a connector module. Control and peripheral...
8765752
8765758
8765761
8765764
8765768
8765770
8765774
8765777
8765780
8765783
8765786
8765799
The temperature monitoring relays CM-TCS monitor over-temperature, under-temperature, or temperatures between two threshold values with PT100 sensor. When the temperature falls below, or exceeds the maximum value, the output relays...
9160081
9160085
9160088
9160091
9160094
9160097
9160101
9160104
9160108
9160110
9160114
9160117
9160120
9160123
9160126
9160132
9160136
9160139
9160151
9160154
9160158
9160160
9160164
9160167
9160170
9160173
9160176
This Lovato range of voltage monitoring relays are self-powered for minimum and maximum voltage, phase and neutral loss including incorrect phase sequence. You have a choice of one or three...
8903887 This range of multifunctional monitoring relays allows to monitor electrical as well as physical system parameters. EMD Monitoring Relays can measure: Currents. Voltages, 1- and 3-phase. Phase sequences. Real powers.
8842461
8842470
Wide ambient Temperature monitoring & controlling range with inbuilt temperature sensor. Protection Relay against variations of the ambient temperature set point (StH & StL). 3 digit LCD display for real...

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