Frequency monitoring relays

19 companies | 47 products
{{#pushedProductsPlacement4.length}} {{#each pushedProductsPlacement4}}
{{product.productLabel}}
{{#if product.activeRequestButton}}
{{/if}}
{{product.productLabel}}
{{product.model}}

{{#each product.specData:i}} {{name}}: {{value}} {{#i!=(product.specData.length-1)}}
{{/end}} {{/each}}

{{{product.idpText}}}

{{productPushLabel}}
{{#if product.newProduct}}
{{/if}} {{#if product.hasVideo}}
{{/if}}
{{/each}} {{/pushedProductsPlacement4.length}}
{{#pushedProductsPlacement5.length}} {{#each pushedProductsPlacement5}}
{{product.productLabel}}
{{#if product.activeRequestButton}}
{{/if}}
{{product.productLabel}}
{{product.model}}

{{#each product.specData:i}} {{name}}: {{value}} {{#i!=(product.specData.length-1)}}
{{/end}} {{/each}}

{{{product.idpText}}}

{{productPushLabel}}
{{#if product.newProduct}}
{{/if}} {{#if product.hasVideo}}
{{/if}}
{{/each}} {{/pushedProductsPlacement5.length}}
multifunction monitoring relay
multifunction monitoring relay
VARIMETER PRO | UG 9400

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

See the other products
DOLD
frequency monitoring relay
frequency monitoring relay
SAFEMASTER S | UH 6937

Trigger voltage: 690 V

The speed and frequency monitor UH 6937 provides safe frequency monitoring of AC voltages. It is used to monitor the output frequency ...

See the other products
DOLD
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 ...

See the other products
DOLD
feeder monitoring relay
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 ...

voltage monitoring relay
voltage monitoring relay
RE NA003

Monitoring relay RE series; Frequency and voltage monitoring; Grid and system protection; Functional safety; Measuring voltage 3 x 400/230V AC; Supply voltage 24V DC, ...

frequency monitoring relay
frequency monitoring relay
SYNCHROMAX series

Trigger voltage: 110, 230, 400 V

... Voltage, generator frequency and network measurement and display (TRMS), including the unbalance between the generator and the network. Automatic synchronisation by simply programming the contactor closing time. Wide ...

under-voltage monitoring relay
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, ...

See the other products
BENDER
under-voltage monitoring relay
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) ...

See the other products
BENDER
under-voltage monitoring relay
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 ...

See the other products
BENDER
frequency monitoring relay
frequency monitoring relay
FSN series

Trigger voltage: 24, 42, 115, 230 V

FSN Frequency and pulse rate measuring relays complete the ISN pulse rate measuring relay with high frequencies. Three threshold ranges from 100 Hz to| 120 kHz can be selected.

frequency monitoring relay
frequency monitoring relay
FUR series

Trigger voltage: 24, 115, 230 V

This is the Klaschka relay for measuring frequency of about 0.4 kHz at maximum. It monitors motors that are driven by static frequency converters. It comes with an adjustable ...

frequency monitoring relay
frequency monitoring relay
RF5

Limit value switch for frequency (square wave signal). Simple application; for rough environments. Limit value freely adjustable by drum scale. Open-circuit or closed-circuit devices available. Compact and robust ...

See the other products
NORIS Group GmbH
frequency monitoring relay
frequency monitoring relay
RFS5

Limit value switch for frequency (sinusoidal signal). Simple application; for rough environments. Limit value freely adjustable by drum scale. Open-circuit or closed-circuit devices available. Compact and robust construction. Operating ...

See the other products
NORIS Group GmbH
frequency monitoring relay
frequency monitoring relay
RW5

Limit value switch for frequency (alternating voltage). Simple application; for rough environments. Limit value freely adjustable by drum scale. Open-circuit or closed-circuit devices available. Compact and robust ...

See the other products
NORIS Group GmbH
frequency monitoring relay
frequency monitoring relay
RF20

... The C-mac frequency relay type RF20 is used for monitoring of the supply frequency, f.inst. in connection with generator controls. By means of connections on the relay ...

under-voltage monitoring relay
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 ...

over-current monitoring relay
over-current monitoring relay
100 - 690 V

Trigger voltage: 100 V - 690 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, ...

See the other products
CARLO GAVAZZI
speed monitoring relay
speed monitoring relay
480041H0, 480041H1

... and broad frequency ranges • - Automatic/manual reset selectable depending on use • - Input for start-up bypass function to restart the machine • - Safe and installation-friendly connection to pluggable screw terminals The ...

under-frequency monitoring relay
under-frequency monitoring relay
45UFR

Trigger voltage: 110, 230, 400 V

- Under frequency monitoring - Monitors own supply - Adjustable Trip level - Adjustable Hysteresis - DPDT Relay output - 45mm wide, DIN Rail mount When power ...

See the other products
Broyce Control
over-frequency monitoring relay
over-frequency monitoring relay
45OFR

Trigger voltage: 110, 230, 400 V

- Over frequency monitoring - Monitors own supply - Adjustable Trip level - Adjustable Hysteresis - DPDT Relay output - 45mm wide, DIN Rail mount When power is ...

See the other products
Broyce Control
synchronization monitoring relay
synchronization monitoring relay
70SCRL

Trigger voltage: 400, 380, 230, 220, 110 V

- Synchronising Check monitoring - Monitors two AC supplies and checks that voltage, frequency and phase angle are within pre-set limits - DPDT Relay output - 100mm ...

See the other products
Broyce Control
under-frequency monitoring relay
under-frequency monitoring relay
5 - 135 Hz

Trigger voltage: 110 V - 440 V

The Frequency Monitoring Relay is manufactured with monitor frequencies that have three signals which are Sine, Square, and Triangular. This unit can ...

frequency monitoring relay
frequency monitoring relay
PXF-10 series

Trigger voltage: 24, 115, 230 V

Converts process signals for a pulsating output, which can be applied on the digital inputs of a PLC. Frequency output 0,05 - 5kHz or 0,5 - 50kHz.

frequency monitoring relay
frequency monitoring relay
CM-UFD.M31

The grid feeding monitoring relay CM-UFD.M31 monitors voltage and frequency in single- and three-phase grids. In connection with alternating-current converters with ...

See the other products
ABB
frequency monitoring relay
frequency monitoring relay
SYNCRO 96C

Synchronism Relay with LED to contact 96x96mm Configurable by keyboard Measure and display synchronism parameters Voltage difference percentage Frequency difference percentage Phase angle Manual, ...

under-frequency monitoring relay
under-frequency monitoring relay
MS2H34-S

... Series relay is a frequency monitoring relay with four stages of adjustable frequency pick up & drop out points. Each frequency ...

frequency monitoring relay
frequency monitoring relay
20 - 240 V | 292 series

The Model 292 Frequency Monitor is designed to monitor power line frequency. It is intended for systems where line frequency variations will cause improper ...

voltage monitoring relay
voltage monitoring relay
VRSC1-28

Monitoring relay VRSC1-28Synchro-check mointoring relayDESCRIPTION This unit compares the voltage, frequency and phase of two supplies and operates a relay according ...

See the other products
ELKO
frequency monitoring relay
frequency monitoring relay
RZ1HK110