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Supplier: CARLO GAVAZZI Automation Components
Description: The DUB72 features two independent set levels and outputs, which allow the use of one as a pre-alarm and the second one as an alarm. With a high powered electromechanical 20 amp relay, the second threshold / relay can be used to directly disconnect a battery or load. Its
- Features: Visual Indicator
- Operating Temperature: -13 to 140 F
- Supply Voltage Range: 15 to 30 volts
- Undervoltage: Yes
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Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates when
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Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates when
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Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates when
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Supplier: Panel Components & Systems, Inc.
Description: The M200 AC current relays provide current monitoring and protection in both single and 3 phase systems. Used in applications such as motor protection, load detection and generator control. Under over and combined under/over units are available. The relay operates when
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Supplier: Automation24, Inc.
Description: The 3Ø- Voltage protection relay 600VPR-170/290-CU from Selec has an operating range of 170/290V [600VPR-170/290V] with an adjustable trip delay time from 0.2 to 10 seconds. The voltage protection relay 600VPR-170/290-CU is simple to install with its DIN rail mounting and
- Mounting: DIN Rail, Other
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Description: Mercury Displacement Relays are all designed and built to meet the most exacting demands of industry. They have won their high place in the electrical field by doing the tough and tricky jobs that ordinary equipment could at best do in an uncertain manner. They have proved their ability to
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Supplier: Allied Electronics, Inc.
Description: : Undervoltage and Overvoltage — Monitors separate voltage from unit supply voltage. All models have 5 amp output relay. Protect expensive equipment from over and under voltage problems. Features: MUS/MUSF Space Saving 17.55 mm Package HU Series Space
- Maximum AC Switching Power: 1250 VA
- Maximum AC Switching Voltage: 250 volts
- Maximum Current: 5 amps
- Maximum DC Switching Voltage: 250 volts
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Supplier: Allied Electronics, Inc.
Description: : Undervoltage and Overvoltage — Monitors separate voltage from unit supply voltage. All models have 5 amp output relay. Protect expensive equipment from over and under voltage problems. Features: MUS/MUSF Space Saving 17.55 mm Package HU Series Space
- Maximum AC Switching Power: 1250 VA
- Maximum AC Switching Voltage: 250 volts
- Maximum Current: 5 amps
- Maximum DC Switching Voltage: 250 volts
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Supplier: Allied Electronics, Inc.
Description: : Undervoltage and Overvoltage — Monitors separate voltage from unit supply voltage. All models have 5 amp output relay. Protect expensive equipment from over and under voltage problems. Features: MUS/MUSF Space Saving 17.55 mm Package HU Series Space
- Maximum AC Switching Power: 1250 VA
- Maximum AC Switching Voltage: 250 volts
- Maximum Current: 5 amps
- Maximum DC Switching Voltage: 250 volts
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Supplier: Allied Electronics, Inc.
Description: Protect equipment from problems with 3-Phase power. Models available to protect loss, phase reversal, under and over voltage. All models are multi-voltage and 50/60 Hz. LED indication for power and output status.
- Maximum AC Switching Voltage: 250 volts
- Maximum Current: 5 amps
- Maximum DC Switching Voltage: 250 volts
- Mounting: DIN Rail
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Supplier: Automation24, Inc.
Description: The 3Ø-digital voltage protection relay 900VPR-2-280/520V-CU from Selec with operating voltage 280-520V AC(L-L), 160-300V AC(L-N) with an adjustable trip delay time from 0 to 99.9 seconds. The voltage protection relay 900VPR-2-280/520V-CU is simple to install with
- Mounting: DIN Rail, Other
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Supplier: CARLO GAVAZZI Automation Components
Description: This 3-phase voltage and frequency monitoring relay provides the utmost flexibility in very compact dimensions, as it offers a wide range of features in a mere 22.5mm product width. It provides protection against phase reversal, phase loss and if the phase asymmetry, voltage or
- Features: Time Delay, Visual Indicator
- Maximum AC Switching Voltage: 250 volts
- Maximum Current: 8 amps
- Maximum DC Switching Voltage: 24 volts
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Supplier: CSA Group
Description: IEC 61810-1:2015 applies to electromechanical elementary relays (non-specified time all-or-nothing relays) for incorporation into low voltage equipment (circuits up to 1 000 V alternate current or 1 500 V direct current). It defines the basic functional and safety
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Supplier: Littelfuse, Inc.
Description: The DLMU Series is a universal voltage, 3-phase voltage monitor. It continuously measures the voltage of each of the three phases with microcontroller accuracy and compares the value to preset trip points. It separately senses phase reversal and loss; over, under and
- Mounting: DIN Rail, Other
- Operating Temperature: -40 to 140 F
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Supplier: Littelfuse, Inc.
Description: The HLMU Series is a universal voltage, encapsulated, 3-phase voltage monitor. It continuously measures the voltage of each of the three phases with microcontroller accuracy and compares the value to preset trip points. It separately senses phase reversal and loss; over,
- Mounting: Other
- Operating Temperature: -40 to 140 F
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Description: IEC 61810-1:2015 applies to electromechanical elementary relays (non-specified time all-or-nothing relays) for incorporation into low voltage equipment (circuits up to 1 000 V alternate current or 1 500 V direct current). It defines the basic functional and safety
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Supplier: GIGAVAC
Description: High power, 75A carry, in a small package for demanding applications Rugged Tungsten / Molybdenum contact set capable of switching under load
- Break Time (Release Time): 8 milliseconds
- Coil Resistance: 100 ohms
- DC Coil Voltage: 12 to 115 volts
- Make Time (Operate Time): 30 milliseconds
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Supplier: ACCES I/O Products, Inc.
Description: electro-mechanical relay outputs Automatically detected under Windows FACTORY OPTIONS Extended temperature operation (-40° to +85°C) RoHS compliant version This product is a x1 lane PCIe isolated digital input and relay output
- Application: General Lab and Industrial
- Application Software Included: Yes
- Connection to Host: Direct Backplane Interface
- Data Acquisition Device Type: Data Acquisition Computer Board, Input Module
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Supplier: Time Mark Corporation
Description: The Model 2501 3-Phase Monitor is designed to continuously monitor 3-phase power lines for abnormal conditions. This device features solid-state voltage and phase-angle sensing circuits, which drive a SPDT electromechanical output relay. When the correct voltage and phase
- Features: Automatic Reset, Programmable Time Delay, Visual Indicator
- Operating Temperature: -4 to 131 F
- Over-voltage Protection: Yes
- Phase Failure (Loss): Yes
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Supplier: ACCES I/O Products, Inc.
Description: Features Eight optically isolated, non-polarized digital inputs Eight electromechanical relay outputs 60V isolation Can detect input state change and assert interrupt IIRO-8 is a low-cost, half-size card that provides isolated input
- Computer Bus: ISA / EISA
- Connection to Host: Direct Backplane Interface
- Digital I/O Channels: 8 #
- Form Factor: Printed Circuit Board (PCB)
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Supplier: Time Mark Corporation
Description: The Model 292 Frequency Monitor is designed to monitor power line frequency. It is intended for systems where line frequency variations will cause improper operation of electrical equipment. A solid-state sensing circuit drives an internal electromechanical relay which is energized
- Electrical Output: Switch or Alarm Signal
- Frequency: 45 to 1023 Hz
- Mounting: Other
- Power Requirements: Self-powered
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Supplier: Time Mark Corporation
Description: The Model 2732 Single Phase Current Monitor is designed to continuously monitor single-phase AC current. It consists of a solid-state sensing circuit driving an internal electromechanical relay. The Model 2732 has two operating modes: over-current sensing or under-current
- Current Type: AC Current
- Frequency Range: 400 Hz
- Input Voltage: 190 to 250 volts
- Measuring Range: 1 to 5 amps
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Supplier: Hannay Reels
Description: specify outlet when ordering Pressures to 3,000 psi (207 bar). Temperatures from +20°F to +400° (-7°C to +204°C). Chain guard available upon request; must be specified. No electromechanical components that can break (relays, solenoids, circuit breakers
- Core Diameter: 8 to 10.5 inch
- Flange Diameter: 26.75 to 31.75 inch
- Hose / Cable Length: 150 to 500 ft
- Hose / Cable Outside Diameter: 0.6250 to 0.8750 inch
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Supplier: ACCES I/O Products, Inc.
Description: Features Universal PCI, PCI-X, 3.3V and 5V compatible (Call for PCI-Express availability) Eight or sixteen optically isolated, non-polarized digital inputs Eight or sixteen electro-mechanical relay outputs Opto-isolated channel to channel and
- Form Factor: Full-Size PCI
- Number of ports: 16
- Product Type: Other
- Technology: PCI
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Supplier: ValueTronics International, Inc.
Description: additional protected channels for current measurements. Automatic CJC is provided so that no other accessories are required to make thermocouple temperature measurements. In addition, the Model 7700 contains latching electromechanical relays that enable signal bandwidths of up to 50
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Relay Test / 2
Can test below type relay: all standard curves of O/L, E/L Electromechanical â Static and Numerical relays under current relays over voltage & under voltage relays timer or time Delay relays zelio relay 2) signal replay(small current, and electronic-magnetization relay) .
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Relay / 2
Can test below type relay: all standard curves of O/L, E/L Electromechanical â Static and Numerical relays under current relays over voltage & under voltage relays timer or time Delay relays zelio relay 2) signal replay(small current, and electronic-magnetization relay) .
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Digital relays and reliability improvement in the power supply for a critical process plant
There were electromechanical relays for detecting all kinds of faults, like overcurrent, over and under voltage , under frequency, ground faults etc.
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Reliability of microsystems from the material point of view
an electromechanical component e.g. a relay (Fig. 1), will be tested under different current and voltage conditions in order to determine the number of switching cycles till an unacceptable increase of the contact resistance occurs.
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Static Mho Distance and Pilot Relaying
…new opportunity to obtain im- proved transient response, users will ex- pect less overreach than on existing elec- tromechanical relays , and therefore this point … new design.8 No- Voltage Protection: Since the dis … made to avoid misoperation under conditions where the voltage…
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Energy Management at a Mineral-Processing Plant: The Latest Innovations in Metering and Monitoring
…with new solid-state microprocessor designs. the relay installation was accomplished by a retro- fit of the existing 4,160-V medium- voltage switchgear doors. all existing electromechanical relays were removed, and a … /undervoltage, and over-/ under frequency with a single…