Voltage monitoring relays

49 companies | 134 products
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under-voltage monitoring relay
under-voltage monitoring relay
Série 70

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
under-voltage monitoring relay
Série 71

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
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
under-voltage monitoring relay
SRW01 series

Trigger voltage: 24 V - 240 V

... following market segments. The relay offers pre-programmed operating modes that perform some types of standard starting and monitoring conditions. Its friendly parameterization mode allows users to ...

voltage monitoring relay
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
voltage monitoring relay
EMR6 series

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

voltage monitoring relay
voltage monitoring relay
102-6130

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 ...

current monitoring relay
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 ...

safety relay
safety relay
PMDsigma

Trigger voltage: 24 V - 240 V

... 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, ...

voltage monitoring relay
voltage monitoring relay
PMDsrange

Trigger voltage: 0 V - 500 V

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

overload monitoring relay
overload monitoring relay
777 series

... 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 ...

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Littelfuse
voltage monitoring relay
voltage monitoring relay
102A series

Trigger voltage: 190 V - 600 V

... 102A is a 3-phase, auto-ranging, dual-range voltage monitor that protects 190-600VAC, 50/60Hz motors regardless of size. The product provides a user selectable nominal voltage setpoint ...

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Littelfuse
voltage monitoring relay
voltage monitoring relay
201 SP DPDT series

Trigger voltage: 95 V - 240 V

... circuits with different voltages. The unique microcontroller-based voltage and voltage-sensing circuit constantly monitors the voltage to detect harmful ...

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Littelfuse
over-voltage monitoring relay
over-voltage monitoring relay
CM-UFD.M22

The CM-UFD.M22 is a multifunctional grid feeding monitoring relay. It provides different monitoring functions in accordance with CEI 0-21 to detect over- and undervoltage (10-minutes ...

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ABB
multifunction monitoring relay
multifunction monitoring relay
VARIMETER PRO | UG 9400

... measuring relay UG 9400 of the VARIMETER PRO series allows easy parameter setting, monitoring and diagnosis via a Modbus RTU interface. The measuring relay simultaneously monitors ...

voltage monitoring relay
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 ...

multifunction monitoring relay
multifunction monitoring relay
VARIMETER PRO | MK 9300N

Features • Multifunction measuring relay acc. to EN 60255-1 • Voltage monitoring (1- and 3-phase) • Current monitoring • Frequency monitoring • ...

under-voltage monitoring relay
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
under-voltage monitoring relay
under-voltage monitoring relay
LINETRAXX® VME420 series

... setting of basic parameters) The VME420 series voltage relays are designed to monitor the frequency, undervoltage, overvoltage and the voltage between two threshold ...

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BENDER
under-voltage monitoring relay
under-voltage monitoring relay
LINETRAXX® VME421H series

... parameters) The voltage relays of the VME421H series are designed to monitor the frequency, undervoltage, overvoltage and the voltage between two threshold values ...

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BENDER
under-voltage monitoring relay
under-voltage monitoring relay
LINETRAXX® VMD420 series

... release The multi-functional VMD420 series voltage relay is designed to monitor the frequency, undervoltage and overvoltage and the voltage between two threshold values ...

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BENDER
safety relay
safety relay
AD SRE3

Tripping current: 6 A

... stop buttons and safety switches Safety relay for emergency stop buttons and safety switches monitoring. Guided-contact safety relays 2 N.A. + 1 N.C. EDM Feedback input for external ...

phase loss monitoring relay
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
voltage monitoring relay
E1UM230V01

Trigger voltage: 24, 230 V

This is a voltage monitoring relay module that is capable of measuring 1-phase networks. Our E1UM230V01 lets you select a suitable voltage range of 24V AC, 24V DC or ...

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TELE Haase Steuergeraete GmbH
under-voltage monitoring relay
under-voltage monitoring relay
G2PU690VS20

Trigger voltage: 690 V

... 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 be adjusted ...

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TELE Haase Steuergeraete GmbH
voltage monitoring relay
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
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 ...

voltage monitoring relay
voltage monitoring relay
ATyS C 20/C30/C40 series

Trigger voltage: 110 V - 400 V

The ATyS C30/C40 is a standard control relay. It enables any kind of motorized changeover control such as the ATyS and ATyS M, contactors, circuit breakers or other motorized changes.

voltage monitoring relay
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
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. ...

under-voltage monitoring relay
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 ...

under-voltage monitoring relay
under-voltage monitoring relay
HMPB7 series

Chordn’s three-phase monitoring relays HMPB7 series are mainly used to monitor the phase sequence, phase loss and over-undervoltage of power supply system. The width of these monitoring ...

under-voltage monitoring relay
under-voltage monitoring relay
HMPA5C series

... The 17.5mm pitch of our Chordn’s three-phase monitoring relays HMPA5C series are appropriate for monitoring the phase sequence-loss and undervoltage. Standard 35mm DIN rail mounting is ...

over-voltage monitoring relay
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 ...

under-voltage monitoring relay
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
current monitoring relay
current monitoring relay
RPN series

Tripping current: 12 A
Trigger voltage: 300 V

Multifunctions monitoring relays - AC voltage monitoring in 3-phase network 3(N)~400/230 V. Type of contacts: 1 CO, 2 CO Technical info Output circuit - contact data: ...

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RELPOL
voltage monitoring relay
voltage monitoring relay
ELMON vario 01-27

Trigger voltage: 24 V

... 01-27 Article number 203009 Voltage supply 24 V AC / DC Input 1 x sensor 8.2 kOhm Output 1 x relay contact Housing Polyurethane, black for DIN rail 1.38 in Dimension W 0.79 in x H 2.52 in Supply ...