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... provides different monitoring functions including over-/undervoltage and over-/underfrequency as well as rate of change of frequency (RoCoF) and vector shift monitoring functions, which detect a loss ...
Trigger voltage: 24 V
Voltage monitoring relay, to monitor overvoltage and undervoltage values, and the phase sequence in 3-phase supplies, 40 -400 Hz, measuring voltage 400/440 V AC, width ...
Tripping current: 9 A
Trigger voltage: 110 V - 230 V
... - 0 - -10 V Relay outputs Utilisation cat. AC/DC1 stand. - EN 60947-4-1 Utilisation cat. AC15/DC13sta. - EN 60947-5-1 Safety contacts: AC at UL - 250 V AC Relay contact material - AgCdO ...
Trigger voltage: 24 V - 240 V
Standstill monitoring relay for monitoring DC and three-phase motors, 2 C/O contacts, plug-in terminals of screw type, width 22.5 mm, UB = 24 - 240 V ...
... 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, ...
Littelfuse
The PGR-6101 series relay operates on one- or three-phase solidly grounded, resistance-grounded, and ungrounded ac systems up to 6 kV. This relay combines the features ...
Littelfuse
Trigger voltage: 190 V - 600 V
... microcontroller-based voltage and phase-sensing circuit constantly monitors the three-phase voltages to detect harmful power line conditions. When a harmful condition is detected, the ...
Littelfuse
Tripping current: 30, 6, 10 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 ...
... control input. - Assembly on DIN rail 46277 (EN-50022). - 3 modules Applications Monitoring of the electrical insulation in: single or three-phase AC installations, ...
... 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
Trigger voltage: 400, 230 V
... frequency monitor RP 9811 of the VARIMETER NA family DOLD offers a safe and standard-conforming solution for optimal mains monitoring of the energy feed to the public grid. User-friendly: The unit can be adjusted quickly ...
DOLD
The T-154 Temperature Relay with Digital Display is a microprocessor-based electronic device for temperature monitoring and control of dry-type encapsulated transformers. The T-154 temperature relay ...
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
Tripping current: 5,000 mA
Current monitoring 3-phase; Multifunction; to 5A; Fault latch; 2 CO, Adjustable delay; coolZoom
TELE Haase Steuergeraete GmbH
Voltage monitoring 1- or 3-phase; Multifunction; monitoring of phase failure; monitoring of phase sequence selectabel; 1 CO; Adjustable delay
TELE Haase Steuergeraete GmbH
... sequence of a threephase power line. If one or more phases disappear, the relay turns off. It is available in two versions: • F 22. The relay turns ON only if the sequence is wrong. • ...
ELETTROMECCANICA CDC s.r.l.
Tripping current: 5, 10 A
Trigger voltage: 250, 35 V
- Changeover contacts - Contact material AgNi - Measuring range 1-50 kOhm DIN rail mounting Earth failure monitoring Treshold exceeded (over) Threshold selectable
Tripping current: 1, 3 A
Trigger voltage: 250 V
... is a specialized device for monitoring and protection of 3-phase asynchronous motors, designed for DIN-rail mounting. It monitors phase presence and order, phase line ...
Monitoring of all static 3-phase parameters: Over / Undervoltage, Sequence, Asymmetry, Frequency. Monitoring of dynamic parameters: df/dt (ROCOF) and Phase angle fault. ...
COMADAN
Tripping current: 10 mA
Trigger voltage: 230, 400 V
... Neutral, the phase monitoring relay generates a Neutral reference from the connected phases. Note: 3x400 gives a nominal voltage between phases of ...
Tripping current: 15, 10 A
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 ...
Trigger voltage: 415, 220, 380, 400 V
... The output relay is energized when all three phase voltages are present and the phase conditions (voltage and phase sequence) are correct. The phase ...
REC615 is a remote monitoring and control relay, RER615 is a recloser protection and control relay These grid automation relays are designed for remote control and monitoring, ...
ABB Oy Distribution Automation
Phase monitoring relays Eaton’s D65 phase monitoring relays protect loads from voltage fault conditions. The devices provide protection ...
MVTP, this monitoring device is intended to secure the reputation of bus bars and regulate earth fault device. This device has less AC burden and needs no outside resistors. It has a supervision made of single 3-phase ...
Alstom Grid
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: ...
• 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
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
Power relay, single-phase network 2 Module Non-priority load tripping management Relay output for load tripping or external sound signaling (selectable) Inner alarm Buzzer Measuring ...
... Protection Relay Protect and monitor most transformer applications with the powerful SEL-487E Transformer Protection Relay. Apply up to 5 three-phase restraint inputs, ...
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: ...
RELPOL
Tripping current: 5 A
Trigger voltage: 30, 230 V
The BMRCD-01 modular residual current device can be installed with MCCB and MCB in addition to shunt/under-voltage release for residual current protection. BMRCD-01 consists of a controlling module and detecting modules (only B-type detecting ...
Trigger voltage: 100 V - 500 V
KRM72x - PHASE FAILURE / SEQUENCE RELAY Phase failure Phase Imbalance Incorrect Phase Sequence Description KRM72x monitors three phase ...
Tripping current: 0.2, 4 A
Trigger voltage: 195 V - 253 V
The EUW 3 supervises three-phase networks on under and overvoltage, in which both switching points can be independently adjusted by each other. Overranging has to be avoided. The supervision is separately ...
Elektra Elektronik GmbH & Co. Störcontroller KG
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