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- Phase monitoring relay
Phase monitoring relays
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... a fast linear trip is required. All of the overload relays provide unsurpassed protection by combining overload, voltage, phase loss and reversal, voltage and current unbalance, power monitoring, ...
Trigger voltage: 190 V - 600 V
... microcontroller-based voltage and phase-sensing circuit constantly monitors the 3-phase voltages to detect harmful power line conditions. When a harmful condition is detected, the output relay ...
Tripping current: 10, 6, 30 A
Trigger voltage: 220 V - 415 V
... that allow monitoring of undervoltage and overvoltage, phase sequence and phase failure. Features include (according to Type): • Multifunctional types, providing the flexibility ...
Trigger voltage: 12 V - 24 V
... PRO relay monitors undervoltage to protect motors and equipment from being damaged by blowouts. The multi timer can sense a maximum voltage of 24 V DC and has a single pole double throw (SPDT) contact ...
Trigger voltage: 690 V
GAMMA Series Phase Loss Monitor for up to 690V nominal voltage This product monitors phase loss, phase sequence, and phase rotation. The under-voltage settings can ...
TELE Haase Steuergeraete GmbH
Trigger voltage: 3 V - 480 V
Voltage monitoring 3-phase with adjustable delay; Phase sequence monitoring; Phase failure monitoring; Asymmetry monitoring; ...
TELE Haase Steuergeraete GmbH
Trigger voltage: 115 V - 400 V
... mains Monitoring relays - GAMMA series Monitoring of phase sequence and phase failure Detection of reverse voltage Connection of neutral wire optional Supply ...
TELE Haase Steuergeraete GmbH
... separated Modbus RTU interface • Voltage monitoring (1- or 3-phase) • Current monitoring • Frequency monitoring • Power factor cos phi • Phase sequence, ...
DOLD
Features • Multifunction measuring relay acc. to EN 60255-1 • Voltage monitoring (1- and 3-phase) • Current monitoring • Frequency monitoring • ...
DOLD
... SLS (safely limited speed), SSM (safe speed monitoring), SSR (safe speed range) and SDI (safe direction) in accordance with EN 61800-5-2. Advantages and customer benefits - Direction of rotation monitoring ...
DOLD
Trigger voltage: 110, 230, 400 V
... it can be used to measure and display the voltage, phase and frequency parameters of the generator and network, as well as its differences. Applications The SynchroMax is a synchronization relay ...
Chordn’s three-phase monitoring relays HMPB7 series are mainly used to monitor the phase sequence, phase loss and over-undervoltage of power supply ...
The 17.5mm pitch of our Chordn’s three-phase monitoring relays HMPA5C series are appropriate for monitoring the phase sequence-loss and undervoltage. ...
The 17.5mm pitch of our Chordn’s three-phase monitoring relays HMPA5A series are mainly designed for monitoring the phase sequence and phase ...
... monitor in three-phase mains (each phase against neutral) with fixed threshold value, fixed hysteresis and integrated testing key. It has been developed especially for emergency lighting to DIN VDE 0108. ...
METZ CONNECT
Trigger voltage: 400 V
... or 21, 24 of the relay output contacts are connected ahead of the field coil of the motor relay. If the phase sequence is correct, the output relay is activated (green ...
METZ CONNECT
Monitoring relay for monitoring asymmetry, phase failure, phase sequence errors, overvoltage and undervoltage of a three-phase connection. ...
METZ CONNECT
Tripping current: 0.2, 4 A
Trigger voltage: 195 V - 253 V
... asymmetry or even phase failure is recognized. In addition direction of rotation (phase sequence) and neutral wire break is monitored. Every error is shown by the corresponding red LED lighting up. In ...
• Undervoltage, overvoltage and frequency monitoring in 3(N)AC systems 0…500 V • Various monitoring functions selectable U, f • Asymmetry, phase failure and phase ...
BENDER
... overvoltage and frequency monitoring in 3(N)AC systems 0…500 V • Integrated energy backup • Asymmetry, phase failure and phase sequence monitoring • Adjustable ...
BENDER
... period, will cause the alarm relay to switch. The voltages are measured as r.m.s. values. In addition asymmetry, phase failure and phase sequence are monitored. The VMD423 is ...
BENDER
Trigger voltage: 208 V - 480 V
3-Phase Delta Monitoring Relay, Sequence and Phase Loss, 2 SPDT Relay Outputs, IP20, DIN-rail mounting, Measuring Range 177 to 550Vac, 22.5x83.5x99.5mm ...
CARLO GAVAZZI
Trigger voltage: 600 V - 690 V
3-Phase Delta Monitoring Relay, Sequence and Phase Loss, 2 SPDT Relay Outputs, IP20, DIN-rail mounting, Measuring Range 510 to 760Vac, 22.5x83.5x99.5mm ...
CARLO GAVAZZI
Trigger voltage: 208 V - 240 V
3-Phase Delta Monitoring Relay, Sequence and Phase Loss, 1 DPDT Relay Outputs, IP20,22.5x83.5x99.5mm housing Specifications Mounting Industrial ...
CARLO GAVAZZI
Trigger voltage: 208 V - 480 V
The SM 175, which is manufactured by GIC, is a voltage monitoring device that is suitable to use in controlling the sequence of three phases, and its supply voltage. The unit has a compact design, and ...
... Voltage Monitoring Relays which are developed by entes. They are specifically designed for the protection of the motors and networks from undervoltage situations and overvoltage situations. They also ...
Trigger voltage: 80 V - 540 V
... 269R Over & Under 3-Phase Monitor continuously monitors 3-phase lines for high voltage, low voltage, phase loss or phase reversal, and an adjustable .3 - 5 minute ...
Time Mark
Trigger voltage: 120 V - 480 V
... 2002Y 3-Phase Voltage Unbalance Monitor is designed to continuously monitor a three-phase line with a neutral connection for unbalanced voltage conditions. This device will only energize the relay ...
Time Mark
... sensing circuit, driving an electro-mechanical relay. When correct voltage and phase rotation are applied, the internal relay will energize. A fault condition will de-energize the relay. ...
Time Mark
Trigger voltage: 220, 380, 400, 415 V
Control relay for monitoring of correct phase sequence, phase break and undervoltage. Connection to 3-phase mains supply with or without neutral. ...
Trigger voltage: 115, 230, 400 V
Brodersen's MXP-10 Phase monitoring relay is a relay for monitoring the supply voltage for motors, to secure that the correct phase ...
A relay for monitoring a 3-phase AC power supply with or without Neutral. The relay monitors that all phases are available and in the correct phase ...
Tripping current: 4 A
The PQRM5100 11 … Single-phase multifunction Power Transmitter suitable for the measuring of 12 different parameters of the singlephase power network: • The TRMS values of phase voltage and phase ...
The MS2SY212 synchronism check relay is designed to measure the phase angle between the monitored single phase voltages on the line & bus sides of a circuit breaker & verify that ...
Phase monitoring relays Eaton’s D65 phase monitoring relays protect loads from voltage fault conditions. The devices provide protection ...
Electronic measurement and monitoring relays for measuring input quantities such as current, voltage, phase, cos Phi, temperature and isolation resistance. Our relays ...
Trigger voltage: 208 V - 600 V
Voltage monitoring realy for three-phase system, without neutral, phase loss and incorrect phase sequence, 208...480VAC 50/60Hz • ype of product: Voltage monitoring ...
SEL-321-5 Phase and Ground Distance Relay The SEL-321-5 Relay is designed especially for EHV and HV applications on 50 Hz systems. The relay provides enhanced single-pole ...
Schweitzer Engineering Laboratories
Trigger voltage: 400 V
... state of the device. The relay immediately breaks if the voltage supply falls below 60% Un. When the device gets supplied from all phases or if one phase is faulty in HRN-54, the relay ...
Tripping current: 16 A
Monitoring voltage relay, 3-phase HRN-43, HRN-43N galvanically separated supply AC 230V, AC 400 or AC/DC 24V, memory, adjustable hysteresis and delay, 2 x independent output monitoring ...
ELKO
Trigger voltage: 0 V - 480 V
... universal motor relays that were designed to provide a cost-effective protection solution against premature failure for various equipment, as well as against downtime that may be caused by voltage faults or untimely outages ...
Monitoring of all static 3-phase parameters: Over / Undervoltage, Sequence, Asymmetry, Frequency. Monitoring of dynamic parameters: df/dt (ROCOF) and Phase angle fault. ...
COMADAN
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