-
Supplier: CARLO GAVAZZI Automation Components
Description: DPA52 is a monitoring relay suitable 3-phase without neutral mains. It protects loads from wrong phase sequence and phase loss. It detects phase loss also with regenerated voltage presence. DPA52 doesn’t require any setting nor adjustment, as
- Maximum Current: 5 amps
- Maximum AC Switching Voltage: 250 volts
- Maximum DC Switching Voltage: 24 volts
- Operating Temperature: -4 to 140 F
-
Supplier: ABB Inc.
Description: Single-phase Monitoring Relays Voltage and current measuring For the monitoring of currents and voltages in single-phase AC/DC systems, ABB's CM range contains a wide selection of powerful and compact devices all in an only 22.5 mm wide housing. This
-
Supplier: CARLO GAVAZZI Automation Components
Description: This 3-phase voltage and frequency monitoring relay provides the utmost flexibility in very compact dimensions, as it offers a wide range of features in a mere 22.5mm product width. It provides protection against phase reversal, phase loss and if the
- Maximum Current: 8 amps
- Maximum AC Switching Voltage: 250 volts
- Maximum DC Switching Voltage: 24 volts
- Operating Temperature: -4 to 140 F
-
-
Supplier: Time Mark Corporation
Description: The Model 200 3-Phase Voltage Unbalance Monitor is designed to continuously monitor a three-phase line for unbalanced voltage conditions. This device will only energize the relay if an unbalance exists. Zero volts on all three phases is considered a
- Voltage Sensing Range: 223 to 437 volts
- Supply Voltage Range: 380 volts
- Operating Temperature: -20 to 131 F
- Features: Automatic Reset, Visual Indicator
-
Supplier: Newark, An Avnet Company
Description: 3-phase monitor relay, 575 VAC, DIN Rail, 10 Amp DPDT relays, phase loss, reversal - fixed, unbalance, over/under voltage - adjustable RoHS Compliant: Yes
-
Supplier: METZ CONNECT USA Inc.
Description: motor relay. If the phase sequence is correct, the output relay is activated . In case of total failure of a phase, the output relay returns to its neutral position. A special supply voltage is not required for the monitoring relay. Only
-
Supplier: Newark, An Avnet Company
Description: 3-phase monitor relay, 190-500 VAC, 8 pin plug-in 5 Amp SPDT and SPNO relay, phase loss, reversal, unbalance, over/under voltage - fixed
-
Supplier: Time Mark Corporation
Description: The Model 2581 3-Phase Monitor is designed to continuously monitor 3-phase power lines for phase loss, low voltage and phase reversal. The Model 2581 Monitor will detect phase loss on a loaded motor even when regenerated voltage is
- Voltage Sensing Range: 240 volts
- Frequency Sensing Range: 60 Hz
- Supply Voltage Range: 240 volts
- Operating Temperature: -20 to 131 F
-
Supplier: Radwell International
Description: PHASE MONITORING/RELAY, PHASE SEQUENCE/LOSS MONITOR, 430-480 VAC, 3 PHASE SUPPLY. FREE 2 YEAR RADWELL WARRANTY
-
Supplier: PHOENIX CONTACT USA
Description: Monitoring relay for monitoring 3-phase voltages of 280...520 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, wide-range power supply unit, 2 PDTs
- Operating Temperature: 77 to 104 F
-
Supplier: Newark, An Avnet Company
Description: 3-PHASE MONITOR RELAY, 190-500 VAC, 8 PIN PLUG-IN 5 AMP SPDT AND SPNO RELAY, PHASE LOSS, REVERSAL, UNBALANCE (ALARM-NO TRIP), OVER/UNDER VOLTAGE - FIXED
-
Supplier: RS Components, Ltd.
Description: Dold BD9080.12 3AC400V UH=AC230V
- Voltage Sensitive Relay: Over-voltage Protection, Undervoltage
- Power (Phase) Sensing: Phase Failure (Loss), Phase Sequence
-
Supplier: PHOENIX CONTACT USA
Description: Monitoring relay for monitoring 3-phase voltages of 350...650 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, supply voltage can be selected using power module, 2 PDTs
- Operating Temperature: 77 to 104 F
-
Supplier: PHOENIX CONTACT USA
Description: Monitoring relay for monitoring 3-phase voltages of 483...897 V AC, undervoltage, window, phase sequence, phase failure, asymmetry, supply voltage can be selected using power module, 2 PDTs
- Operating Temperature: 77 to 104 F
-
Supplier: Allen-Bradley / Rockwell Automation
Description: Three-Phase Voltage Monitoring Relay, 110...115V AC (Type V3),
-
Supplier: Quarktwin Technology Ltd.
Description: Voltage Asymmetry, Voltage Sensing AC, Phase Loss, Phase Sequence 400VAC
- Operating Temperature: -13 to 140 F
-
Supplier: ABB Inc.
Description: Grid Feeding Monitoring Relays Reliable grid feeding monitoring The multifunctional grid feeding monitoring relays of the CM-UFD range are designed to monitor several grid parameters when feeding energy into the public grid. The intention is to trip a section
-
Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates
-
Protective Relays and Monitoring Relays - Multitek AC Voltage Relay 3 Phase Over Current -- M200-A3OSupplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates
-
Supplier: Allied Electronics, Inc.
Description: Designed to protect 3-phase equipment against phase loss, under voltage and phase reversal conditions. The SLA Series sets the standard for phase monitors. With normal operating voltages applied in the proper ABC sequence, the internal relay
-
Supplier: Panel Components & Systems, Inc.
Description: The M200-PB1 can detect the following conditions in phase 3 or 4 wire systems. Phase Unbalance, Phase Loss, Phase Reversal and Phase Sequence. The phase balance relays are used to detect phase loss and unbalance in systems using motors,
-
Supplier: Newark, An Avnet Company
Description: PPB01CM23N 3-PHASE VOLTAGE LEVEL RELAY REV.5
-
Supplier: Finder S.p.A. con unico socio
Description: Type 70.61T voltage monitoring relays for railway applications, 1 CO, for voltage monitoring of three-phase networks (208… 480) V: – phase loss – phase sequence Features include: Compliant with EN 45545-2 + A1: 2016 standards (protection
- Changeover (CO): 1
- Maximum AC Switching Voltage: 500 volts
- Operating Temperature: -4 to 140 F
- Features: Double Throw
-
Supplier: ODG (Origin Data Global)
Description: HARMONY, MODULAR 3-PHASE VOLTAGE
- Supply Voltage (Vi): 380 to 480 volts
-
Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates
-
Supplier: Finder S.p.A. con unico socio
Description: Type 70.62T voltage monitoring relay for railway applications, 2 CO, for voltage monitoring of three-phase networks (208… 480) V: – phase loss – phase sequence Features include: Compliant with EN 45545-2 + A1: 2016 standards (protection against
- Changeover (CO): 2
- Maximum AC Switching Voltage: 520 volts
- Operating Temperature: -4 to 140 F
- Features: Double Throw
-
Supplier: DigiKey
Description: 3-PHASE VOLTAGE MONITOR W/ DIS
-
Supplier: Littelfuse, Inc.
Description: The DLMU Series is a universal voltage, 3-phase voltage monitor. It continuously measures the voltage of each of the three phases with microcontroller accuracy and compares the value to preset trip points. It separately senses phase reversal and loss;
- Mounting: DIN Rail
- Features: Other
-
Supplier: Allied Electronics, Inc.
Description: Designed to protect 3-phase equipment against phase loss, under voltage and phase reversal conditions. The SLA Series sets the standard for phase monitors. With normal operating voltages applied in the proper ABC sequence, the internal relay
-
Supplier: Allied Electronics, Inc.
Description: 3-Phase Relay for detection of incorrect phase sequence, total and partial phase loss. Supply range from 208 to 690 VAC covered by two multivoltage relays. For mounting on DIN-rail or plug-in module. The device detects regenerated voltages up to 85%
-
Supplier: Allied Electronics, Inc.
Description: 3-Phase Relay for detection of incorrect phase sequence, total and partial phase loss. Supply range from 208 to 690 VAC covered by two multivoltage relays. For mounting on DIN-rail or plug-in module. The device detects regenerated voltages up to 85%
-
Supplier: Littelfuse, Inc.
Description: The PLM Series is a 3-phase voltage monitor that continuously monitors each of the three phases. Monitors both delta and wye systems and no connection to neutral is required. The microcontroller circuit design protects against undervoltage, voltage unbalance,
- Features: Other
- Mounting: Socket or Plug-in Style
-
Supplier: Automation24, Inc.
Description: The 3Ø-Phase Sequence Relay 600PSR-165-300-CU from Selec for supply voltages of 3Ø3W, 165 to 300V AC has a maximum response time of 200msec. The unit monitors phase sequence, phase failure, and phase imbalance. The phase sequence
- Mounting: DIN Rail
- Features: Other
-
Supplier: Schmersal Inc.
Description: Standstill detection time 7s Fail-safe standstill monitors 3 safety contacts 3 Signalling contacts Sensor-free detection of standstill by monitoring e.m.f. Direct connection to three-phase motors Motor voltage range 0 ... 690 V
- Operating Temperature: -13 to 131 F
Find Suppliers by Category Top
Featured Products Top
-
Current Relays: Available for 1-phase and 3-phase current monitoring, with 2 x DPDT outputs and compact 22.5 mm industrial housings. Voltage Relays: Monitor 1-phase and 3-phase voltage conditions, with multifunction options, compact housing designs, and (read more)
Browse Electromechanical Relays Datasheets for Altech Corp. -
boost regulators for LED drive, and ten linear regulators/load switches, all in a compact 3.76 x 4.16 mm package. With a wide input voltage range of 2.7V to 5.5V, the device supports flexible power sequencing, dynamic voltage scaling, and multiple low power modes to optimize system efficiency and (read more)
Browse Supervisory Circuits and Battery Monitor Chips Datasheets for Qorvo -
3-Phase Rackmount UPS, a high-efficiency, rack-integrated power protection platform designed to deliver data center-grade performance in edge, micro data center and distributed IT (read more)
Browse Uninterruptible Power Supplies (UPS) Datasheets for AMETEK Programmable Power -
Altech is pleased to offer a variety of protection relays covering: Phase Monitoring Voltage Monitoring Current Monitoring Frequency Monitoring Current Leakage / Ground Fault Monitoring Protection relays help to maintain (read more)
Browse Protective Relays and Monitoring Relays Datasheets for Altech Corp. -
circuits for emergency calls, battery controller applications including battery monitoring, abnormal detection of over-voltage and over-current, and low/high leakage detection. FTR-B3/FTR-B4/FTR-C1 series relays are manufactured at a certified factory in compliance with IATF16949, an international standard for automotive management systems. They are UL and CSA recognized and RoHS compliant. (read more)
Browse Electromechanical Relays Datasheets for FCL Components America -
The unique circuitry of the 750 Series II Conductivity Monitor/controllers guarantee accurate and reliable measurements. Drift free performance is assured by "field proven" electronics, including automatic DC offset compensation and highly accurate drive voltage. Since temperature (read more)
Browse Conductivity and Resistivity Meters Datasheets for Myron L Company -
display, providing real-time monitoring of important electrical parameters, including: Input voltage Output voltage (read more)
Browse Voltage Regulators Datasheets for Shenzhen Xingkerong Technology Co., Ltd -
compensation and highly accurate drive voltage. Since temperature compensation is at the heart of accurate water measurement, all Myron L® Monitor/controllers feature a highly refined and precise TC circuit. This feature perfectly matches the water temperature coefficient as it changes (read more)
Browse Conductivity and Resistivity Meters Datasheets for Myron L Company -
, the entire process is intelligent, with a voltage regulation range covering ± 15% of the rated input (customizable), an output accuracy of ± 0.5%~± 1%, and the ability to independently adjust three-phase voltage, suitable for highly sensitive loads; Built in load recognition (read more)
Browse Voltage Regulators Datasheets for Shenzhen Xingkerong Technology Co., Ltd -
ensuring the safety and reliability of electrical equipment, protecting both operators and systems from hazards like arc flash and overloads in high-power industrial applications. Some VPDs speak to this standard and provide a robust solution, ensuring precise and dependable voltage monitoring (read more)
Browse Electrical Voltage Sensors Datasheets for Knick Interface LLC
More Information Top
Indicates content that may require registration and/or purchase.
-
White-Rodgers - 3L01-150 - Sensors, Switches & Relays - Sensors - Allied Electronics
Relay , Monitoring , 3 Phase , Voltage Detection, 208-480VAC, 5 Amp SPDT Output .
-
Cornell-Dubilier - 37FD3720-F - Passive Components - Capacitors - Allied Electronics
Relay , Monitoring , 3 Phase , Voltage Detection, 208-480VAC, 5 Amp SPDT Output .
-
Hammond Power Solutions - PH100PG - Transformers - Transformer - Allied Electronics
Relay , Monitoring , 3 Phase , Voltage Detection, 208-480VAC, 5 Amp SPDT Output .
-
Electrical - Grainger Industrial Supply
• Phase Monitor Relay Relay, 3 Phase , 5A SCHNEIDER ELECTRIC Voltage Sensor Relays .
-
$400-$500 Electrical - Grainger Industrial Supply
• Phase Monitor Relay Relay, 3 Phase , 5A SCHNEIDER ELECTRIC Voltage Sensor Relays .
-
Sell motor protection relay
voltage protection relay(over voltage relay , phase protection relay) are sometimes called 3 Phase Monitors , Three Phase Monitor Relays, Phase Loss Relays, Single Phase Relays, Phase Sequence Relays, Protective Relays, Motor Protection Relays or Phase Failure Relays.
-
ATC Diversified Electronics - from Allied Electronics
Relay , Monitor ; E-Mech; 3 - Phase Monitor; Universal Voltage , DIN Rail Mount, 10A, SPDT .
-
Amphenol RF - 083-798 - Coaxial/RF Connectors - RF Connectors - Allied Electronics
Relay , Monitor ;E-Mech; 3 - Phase Monitor;Universal Voltage ,DIN Rail Mount,10A,SPDT .
-
ATC Diversified Electronics - SLU-100-ASD - Control Relays - Monitoring Relays - Allied Electronics
Relay , Monitor ; E-Mech; 3 - Phase Monitor; Universal Voltage , DIN Rail Mount, 10A, SPDT .
-
Audel Electrical Trades Pocket Manual
The phase monitor relay has to have voltage to all three of its termi- nals, numbers 3 , 4, and 5, for its contacts, 1 and 8, to be closed so as to allow it to pass power to the M coil.