Voltage monitoring relays

48 companies | 141 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, ...

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 ...

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 ...

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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 ...

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WEG
current monitoring relay / voltage / phase / power factor
current monitoring relay
flare CONTROL

Electronic measurement and monitoring relays for measuring input quantities such as current, voltage, phase, cos Phi, temperature and isolation resistance. Our relays ...

voltage monitoring relay / DIN rail
voltage monitoring relay
AZR31S1 series

Trigger voltage: 24, 115, 230 V

The Schmersal AZR31S1 standtill monitors employs e.m.f standstill monitoring, and it has a direct connection to 3-phase motors. It is also ideal for frequency converter connections with rotary hysteresis ...

voltage monitoring relay / DIN rail
voltage monitoring relay
PMDsigma

... Insulation monitoring: The insulation monitor PMD s20 can be used to monitor the insulation resistance of unearthed AC/DC systems. Thanks to the separate supply voltage, ...

current monitoring relay / voltage / temperature / earth-leakage
current monitoring relay
PMDsrange

... electronic monitoring relays! Whether for monitoring voltage, phase sequence, current, insulation, true power, temperature, standstill or fault voltage, ...

voltage monitoring relay / current / temperature / level
voltage monitoring relay
EMR6 series

... existing portfolio is expanded by temperature monitoring relays, window current monitoring relays and voltage monitoring relays. To ...

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

... 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 ...

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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 ...

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

... 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 ...

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

Trigger voltage: 24 V - 240 V

... 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. ...

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CARLO GAVAZZI
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 ...

voltage monitoring relay / DIN rail / adjustable / single-phase
voltage monitoring relay
U1

... manufactured by Fanox, are single phase voltage relays that are DIN mounted. The U1 features two potentiometers, and the minimum and maximum thresholds can be modified. The U1D guards electrical equipment ...

safety relay / voltage / power / SPDT
safety relay
A 285 K 2.3

Tripping current: 1 A
Trigger voltage: 90 V - 110 V

... TECHNICAL DATA oil voltage 90 - 110 V DC +10%/-15% Contacts 2 SPDT contacts, max. 1 A (ohmic) at 250 V AC Protection rating enclosure IP 40 Protection rating terminal strip IP 20 Max. cable length Burner/Igniter-Flame ...

voltage monitoring relay / phase sequence / phase unbalance / phase sequence
voltage monitoring relay
E1YM480Y/277VS10

Voltage monitoring 1- or 3-phase; Multifunction; monitoring of phase failure; monitoring of phase sequence selectabel; 1 CO; Adjustable delay

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TELE Haase Steuergeraete GmbH
voltage monitoring relay / phase sequence / phase loss / phase unbalance
voltage monitoring relay
E1PF480Y/277VSY10

Trigger voltage: 3 V - 480 V

Voltage monitoring 3-phase with adjustable delay; Phase sequence monitoring; Phase failure monitoring; Asymmetry monitoring; 1 CO The Wide-Range series ...

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TELE Haase Steuergeraete GmbH
voltage monitoring relay / 1 NO/NC / adjustable / programmable
voltage monitoring relay
E1UM230V01

Trigger voltage: 250 V

Voltage monitoring single phase; Multifunction; up to 230V; 1 CO

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TELE Haase Steuergeraete GmbH
voltage monitoring relay / frequency / for generators / DIN rail
voltage monitoring relay
VARIMETER NA | RP 9811

Trigger voltage: 400, 230 V

Standard-conforming mains and system protection With the new voltage and frequency monitor RP 9811 of the VARIMETER NA family DOLD offers a safe and standard-conforming solution for optimal mains monitoring ...

current monitoring relay / voltage / frequency / power factor
current monitoring relay
VARIMETER PRO | MK 9300N

These are measuring relays by DOLD which regulate electrical data like current, voltage, power, resistance, signal fault conditions and disturbances. It has the ability to protect a complicated system ...

voltage monitoring relay / 1 NO/NC / DIN rail
voltage monitoring relay
BasicLine BL 550

Trigger voltage: 50 V

... compact set-point alarm relay with changeover output contacts monitors and controls process variables with maximum reliability. • Input 0 ... 20 mA/4 ... 20 mA 0 ... 10 V • Relay ...

voltage monitoring relay / current / temperature / DIN rail
voltage monitoring relay
MR50Ex

Trigger voltage: 2 V - 10 V

... range programmable ●Max. 2 alarm outputs ●Isolated analog output 0/4..20 mA, 0/2..10 V DC Characteristics The Monitoring Relay MR50Ex has inputs for industry standard signals 0/4..20 mA and ...

voltage monitoring relay / current / DIN rail
voltage monitoring relay
CVG500

... function min/max selectable ●Hysteresis and time delay adjustable Characteristics CVG500 monitoring relays can be used for monitoring current or voltage levels. ...

safety relay / voltage / 2 NO / 1 NC
safety relay
AD SRE3, AD SRE3C

Tripping current: 6 A

The ADSRE3/ADSRE3C safety relay module provides either monitored manual restart or automatic/ manual restart. It has a category 3/PL d which is convenient ofr emergency stop. The device is manufactured based on the machinery ...

phase loss monitoring relay / phase unbalance / voltage / three-phase
phase loss monitoring relay
KFE10x series

Monitoring Relaysvoltage and current monitoring 3-phase asymmetry monitoring ■ phase sequence, phase loss ■ Three-phase voltage ...

voltage monitoring relay / compact / high-voltage / DC
voltage monitoring relay
GPR series

The LSIS High Voltage DC Relay serves to supply and disconnect DC power, and contains hydrogen and nitrogen gas, which is optimized to withstand making and breaking. Therefore, it has excellent electrical ...

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LS Industrial Systems
voltage monitoring relay / DIN rail / three-phase / single-phase
voltage monitoring relay
PMV series

Trigger voltage: 208 V - 575 V

VOLTAGE MONITORING RELAYS For three-phase systems without neutral, three-phase systems with or without neutral and single-phase systems Minimum and maximum AC voltage ...

voltage monitoring relay / 2 NO/NC / plug-in / DC
voltage monitoring relay
2381

Trigger voltage: 24, 220, 230 V

Voltage sensor relay for under voltage monitoring - 2 CO contacts - 10 A. Pluggable on the following sockets : 9244, 9246, 9243 & 9946. Detailed table of the coil ...

voltage monitoring relay / 2 NO/NC / plug-in / DC
voltage monitoring relay
2382

Trigger voltage: 24, 220, 230 V

Voltage sensor relay for over voltage monitoring - 2 CO contacts - 10 A. Pluggable on the following sockets : 9244, 9246, 9243 & 9946.

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 / phase sequence / phase unbalance
under-voltage monitoring relay
PPR10

... output 8 A / 250 V AC AC supply voltages up to 3 x 415 VAC Made in accordance with the CE and EMC regulations The C-mac module type PPR10 is a universal 3-phase monitoring relay, ...

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COMADAN
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 ...

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 ...

voltage monitoring relay / DIN rail
voltage monitoring relay
MXV-30 series

A relay for monitoring a 3-phase AC power supply with/without Neutral. When the voltage of the 3 phases U,V,W (L1, L2, L3) are within the range, adjustable on the front, the relay ...

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Brodersen Controls
voltage monitoring relay / DIN rail / single-phase / AC
voltage monitoring relay
MXV-10 series

Trigger voltage: 24, 115, 230 V

MXV-10 Single phase voltage relay A relay for monitoring AC voltage on the supply network, in accordance with application of sensitive supply voltage ...

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Brodersen Controls
voltage monitoring relay / DIN rail
voltage monitoring relay
MXV-20 series

Trigger voltage: 1 V - 500 V

... on the front, the relay de-energises. With inverted relay function the internal relay work the opposite way. The Voltage relay has a latch function ...

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Brodersen Controls