Over-voltage monitoring relays

19 companies | 39 products
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under-voltage monitoring relay / over-voltage / phase sequence / phase loss
under-voltage monitoring relay
70 series

Tripping current: 6, 10, 30 A
Trigger voltage: 220 V - 415 V

Electronic voltage monitoring relays for single and three-phase applications •Multifunctional types, providing the flexibility of monitoring Undervoltage, Overvoltage, Window Mode, Phase rotation, Phase loss, Asymmetry and Neutral loss •Colored ...

under-voltage monitoring relay / over-voltage / current / phase sequence
under-voltage monitoring relay
71 series

Tripping current: 10, 15 A
Trigger voltage: 400, 250 V

Over & Under voltage monitoring Voltage or current detecting Phase asymmetry Phase rotation Phase loss Thermistor temperature sensing •35mm wide •1 or 3 phase systems •Adjustable or Fixed values •Positive safety logic •35mm ...

feeder monitoring relay / over-voltage / over-current / frequency
feeder monitoring relay
SIL-B

Trigger voltage: 24 V - 300 V

SIL-B Feeder Protection Relay Protection against overcurrent and overvoltage. The ability of measuring current, voltage and frecuency levels combined with Syncro-Check and directional protection functions makes him one of the safest ...

under-voltage monitoring relay / over-voltage / frequency / 1 NO/NC
under-voltage monitoring relay
LINETRAXX® VME420 series

The VME420 series of products is comprised of voltage relays that are designed to monitor the undervoltage, overvoltage and voltage between two threshold values. This item works with both DC and AC systems, while all voltages are measured ...

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BENDER
under-voltage monitoring relay / over-voltage / frequency / 1 NO/NC
under-voltage monitoring relay
LINETRAXX® VME421H series

The voltage relays of the VME421H series are designed to monitor the frequency, undervoltage, overvoltage and the voltage between two threshold values (window discriminator function) in AC and DC systems. The voltages are measured as ...

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BENDER
under-voltage monitoring relay / over-voltage / frequency / phase sequence
under-voltage monitoring relay
LINETRAXX® VMD420 series

The multi-functional VMD420 series voltage is used for observing frequency, under and over voltage. It also monitors the voltage between two limit values in 3 AC systems. This product has a digital screen where the currently measured ...

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BENDER
under-voltage monitoring relay / over-voltage / digital / DIN rail
under-voltage monitoring relay
DGK-04PF

Trigger voltage: 230 V - 460 V

General DGK-XXX voltage control relays are designed to block three-phase loads malfunctions arising from network.

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Tense
under-voltage monitoring relay / over-voltage / DIN rail
under-voltage monitoring relay
GK-04F

General Voltage Contyroller Relays are designed to avoid the failures of network voltage for the devices which have sensitive working voltage.

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Tense
under-voltage monitoring relay / over-voltage / DIN rail
under-voltage monitoring relay
GK-01

Trigger voltage: 240 V - 480 V

General Voltage Contyroller Relays are designed to avoid the failures of network voltage for the devices which have sensitive working voltage.

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Tense
under-voltage monitoring relay / over-voltage / DIN rail / AC/DC
under-voltage monitoring relay
AUN, AUNF series

Trigger voltage: 42, 24, 115, 230 V

This is a Klaschka relay for under voltage and over voltage protection. This unit regulates voltages in either DC or AC circuits provided the differentiation of power is just right for its maintaining capacity. It monitors power in dry ...

under-voltage monitoring relay / over-voltage / adjustable / time delay
under-voltage monitoring relay
VROU3-28

Trigger voltage: 24 V - 240 V

Monitoring relay VROU3-28Under and over voltage monitoring relaysDESCRIPTION These unit monitor a 3-phase 3-wire supply and operate relays if a phase-phase voltage goes below or above set levels. LEDs indicate power on and trip ...

over-voltage monitoring relay / phase loss / phase unbalance / digital
over-voltage monitoring relay
MCP-10 series

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. Fixed limits for energizing and de-energizing the single or double output relay. LED ...

over-voltage monitoring relay / under-voltage / time delay / digital
over-voltage monitoring relay
MS2V67-S series

The MS2V67-S Series relay is a three pole voltage monitoring relay with four stages of adjustable voltage pick up & drop out points. Each voltage set point can be set for under or overvoltage operation & has an independent time ...

under-voltage monitoring relay / over-voltage / 2 NO/NC / DIN rail
under-voltage monitoring relay
H3US

Trigger voltage: 194 V - 528 V

This relays has a self-control over its own supply of voltage. It has LED status signals and a real RMS measurement. Its H3US and M3US relays manages 3 phase networks including overvoltage in between phases and undervoltage between phases. ...

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Crouzet
under-voltage monitoring relay / over-voltage / over-current / temperature
under-voltage monitoring relay
SRW01

Trigger voltage: 24 V

The WEG Smart Relay SRW01 low-voltage electric motor management system has reliable technology and network communication capabilities. Its modular concept makes it suitable for applications. The low-voltage electric motors are guaranteed ...

under-voltage monitoring relay / over-voltage / adjustable / high-voltage
under-voltage monitoring relay
750600

Monitoring of AC and DC voltages in 1-phase networks with adjustable thresholds separately adjustable start-up suppression and trigger delay function selection via rotary switch Over: High-voltage monitoring ...

under-voltage monitoring relay / over-voltage / phase sequence / 1 NO/NC
under-voltage monitoring relay
002471416

Trigger voltage: 400 V

The HRN-54 and HRN-54N is an over/under-voltage monitoring relay. It is designed to monitor the voltage of the device that can be set on upper and lower level. It has a phase failure and sequence in switchboards and a protection in 3-phase ...

under-voltage monitoring relay / over-voltage / over-current / under-current
under-voltage monitoring relay
24 - 240 V

Trigger voltage: 24 V - 240 V

Carlo Gavazzi offers a comprehensive range of monitoring controls for monitoring of phase loss, incorrect phase sequence, phase unbalance, over/under current, over/under load, over/under frequency, and over/under voltage. Our products ...

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CARLO GAVAZZI
over-voltage monitoring relay / under-voltage / SPDT / three-phase
over-voltage monitoring relay
1.5 - 6 W | 269

The Model 269 Over and Under 3-Phase Monitor continuously monitors 3-phase lines for high voltage, low voltage, phase loss or phase reversal. This device features a solid-state voltage and phase-angle sensing circuit, which drives a SPDT ...

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Time Mark
under-voltage monitoring relay / over-voltage / phase sequence / phase loss
under-voltage monitoring relay
SM 175

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 has a modifiable time delay function. ...

under-voltage monitoring relay / over-voltage / phase sequence / phase loss
under-voltage monitoring relay
M3PRC-S-2

Trigger voltage: 332, 346 V

Type: M3 PRC/S/2 & M3PRC/S/2-4W Phase Failure, Phase Sequence, Under and Over Voltage plus Time Delay □ 35mm DIN rail housing □ Microprocessor controlled with internal monitoring (self-checking) □ Monitors own supply ...

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Broyce Control
under-voltage monitoring relay / over-voltage / phase sequence / phase unbalance
under-voltage monitoring relay
PPR10

Monitoring of all static 3-phase parameters: Over / Undervoltage, Sequence, Asymmetry, Frequency. Monitoring of dynamic parameters: df/dt (ROCOF) and Phase angle fault. Programmable functions, ranges and reaction delays. 2 independent ...

under-voltage monitoring relay / over-voltage / DIN rail / DC
under-voltage monitoring relay
EUW 3

Trigger voltage: 12, 48, 60, 110, 220 V

The EUW 3 monitors three-phase networks on under and overvoltage, in which both switching points can be indepen¬dently adjusted by each other. To recognize asymmetry or even phase failure, the supervision is separately carried out ...

over-voltage monitoring relay / under-voltage / phase loss / phase sequence
over-voltage monitoring relay
GKRC series

The product is composed of 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 protect ...