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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 ...
... 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
... - or three-phase solidly grounded, resistance grounded and ungrounded systems up to 6 kV. The PGR-6101 combines the features of a ground-fault protection relay and insulation monitor ...
Littelfuse
Trigger voltage: 190 V - 600 V
... microcontroller-based voltage and phase-sensing circuit constantly monitors the 3-phase voltages to detect harmful power line conditions. When a harmful condition is detected, the output relay ...
Littelfuse
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 - 240 V
3-Phase Delta Monitoring Relay, Sequence and Phase Loss, 1 DPDT Relay Outputs, IP20,22.5x83.5x99.5mm housing Specifications Mounting Industrial ...
CARLO GAVAZZI
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
Trigger voltage: 600 V - 690 V
3-Phase Delta Monitoring Relay, Sequence and Phase Loss, 2 SPDT Relay Outputs, IP20, DIN-rail mounting, Measuring Range 510 to 760Vac, 22.5x83.5x99.5mm ...
CARLO GAVAZZI
... 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
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 ...
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
Tripping current: 0.1, 0.3, 1, 4 A
Trigger voltage: 30 V - 460 V
The EUW 4 supervises three-phase networks on undervoltage. The supervision isn‘t carried out only for the mean average value of the voltage but for every phase separately. By this means ...
Elektra Elektronik GmbH & Co. Störcontroller KG
... Control relay to monitor 3-wire, 3-phase systems for the failure of one or more phase, a phase asymmetry shift exceeding 10% and the correct phase rotation ...
HIQUEL
Trigger voltage: 80, 150, 350, 600 V
... consequences of reverse running. • Normal/emergency power supply switching. • Protection against the risk of a driving load(phase failure).
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
Chordn’s three-phase monitoring relays HMPB7 series are mainly used to monitor the phase sequence, phase loss and over-undervoltage ...
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: 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
• Undervoltage, overvoltage and frequency monitoring in 3(N)AC systems 0…500 V • Various monitoring functions selectable U, f • Asymmetry, phase failure and phase ...
... overvoltage and frequency monitoring in 3(N)AC systems 0…500 V • Integrated energy backup • Asymmetry, phase failure and phase sequence monitoring • Adjustable ...
... period, will cause the alarm relay to switch. The voltages are measured as r.m.s. values. In addition asymmetry, phase failure and phase sequence are monitored. The VMD423 is ...
... 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. • ...
... sequence of a threephase power line. The leds on the front point out: • Red led: relay ON. • Yellow led: supply voltage connected. If one or more phases disappear, the relay turns ...
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 ...
Tripping current: 4 A
... apparent power and power factor per each phase • +active energy, -active energy, inductive energy, capacitive energy per each phase and per 3 phase • frequency, phase ...
Trigger voltage: 120 V - 480 V
... 2002Y 3-Phase Voltage Unbalance Monitor is designed to continuously monitor a three-phase line with a neutral connection for unbalanced voltage conditions. This device will only energize ...
Time Mark
... sensing circuit, driving an electro-mechanical relay. When correct voltage and phase rotation are applied, the internal relay will energize. A fault condition will de-energize the relay. ...
Time Mark
Trigger voltage: 102 V - 380 V
The Model 200 3-Phase Voltage Unbalance Monitor is designed to continuously monitor a three-phase line for unbalanced voltage conditions. This device will only energize the relay ...
Time Mark
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 ...
ABB Oy Distribution Automation
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