Voltage monitoring relays

Trigger voltage: 208 V - 480 V

... manufactured by GIC, is a voltage monitoring device that is suitable to use in controlling the sequence of three phases, and its supply voltage. The unit has a compact design, and has ...

Tripping current: 0.2, 4 A
Trigger voltage: 195 V - 253 V

... corresponding red LED lighting up. In the normal operation the output relay is pulled on and the power light (green LED) lights up. In the fault case as well as at loss of the supply voltage the relay ...

Tripping current: 2, 5, 10 A
Trigger voltage: 0 V - 20 V

... product to function. Two monitoring modes available: Under voltage: In normal operation, the relay is in the energised state (monitored voltage above the set trip ...

Trigger voltage: 500 mV - 600,000 mV

... supply,contact and reaction timer On the application of the supply voltage the output relay pulls in and the timing period ts starts. Voltage monitor with no latch ...

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 ...

The MS2V67-S Series relay is a three pole voltage monitoring relay with four stages of adjustable voltage pick up & drop out points. Each voltage ...

Trigger voltage: 260 V - 460 V

... Three-Phase Over and Under Voltage Control Relay Voltage control relays are designed to protect devices with sensitive operating voltage from damage ...

... continuously monitors 3-phase lines for high voltage, low voltage, phase loss or phase reversal. This device features a solid-state voltage and phase-angle sensing circuit, which drives ...

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: ...

Trigger voltage: 100 V - 460 V

... be connected to the supply line voltages. Description The KSP34E2 is a moving iron voltmeter incorporating a phase sequence and phase failure trip relay. The voltmeter ...

Today KNX is the world standard, open and compliant with the main European and international regulations, for automatic and decentralised management of technological systems in a wide range of situations: commercial buildings, industry, ...

Trigger voltage: 80, 150, 350, 600 V

Function Features -Controls its own supply voltage(True RMS measurement). -LCD display. – Measuring frequency range:45Hz-65Hz. – Voltage measurement accuracy<1%. – 2-MODULE,DIN rail mounting. • Control ...

Tripping current: 4 A

... TRMS values of phase voltage and phase current • active power, reactive power, apparent power and power factor • + active energy, – active energy, inductive energy, – capacitive energy • frequency, phase angle. • ...

Trigger voltage: 200 V - 500 V

... due to voltage errors or abrupt outages on 3-Phase systems (Wye or Delta). It consists of instant cycle lockout and this unit can be easily modified for voltage, fluctuating ratio and time hampering ...

Tripping current: 16 A

... switch with cover IP65 DESCRIPTIONYou can choose the configuration: Level switch with single-stage monitoring. Level switch with double-stage monitoring (switches to one level and switches off ...

The Electrical Variable Analyzer Relay (EVAR) relay has been designed for the continuous monitoring of electrical parameters in medium or low-voltage 1-phase or 3-phase ...

... 01-00 is supplied with very low voltage 5Vdc by isolated 1kV converter and 3kV optocouplers located in the PH001 box. It protects you against: – reverse phase rotation. – overvoltages and under voltages. – ...