Phase-Sequence Phase-Loss Relay Wxl-3-5

Product Details 3.1 Key Specifications/Special Features Function Rated input voltage * Relay output Model Phase sequence and phase loss monitoring 3-phase, 3-wire 220 to 440 VAC Relay: 1 NC,1 NO TVR-2000B 3-phase, 3-wire 380 to 660 VAC Relay: 1 NC,1 NO TVR-2000C * The power supply voltage is the same as the rated input voltage. Ratings Rated input voltage 3-phase, 200 to 440 VAC (3-wire) Input load Approx. 2.6 VA Operating time Phase sequence 1 s±0.05 s Phase loss 0.1 s max. (when the voltage changes rapidly from 100% to 0% of rated voltage) Indicators LED Normal: Green light; phase loss: Red light; Inverted: Yellow light Output form Relay Output: SPDT contact Output relay ratings Rated load Resistive load 5 A at 250 VAC 5 A at 30 VDC Maximum switching capacity: 1,250 VA, 150 W Minimum load: 5 VDC, 10 mA (reference values) Mechanical life: 10 million operations min. Electrical life: 5 A at 250 VAC or 30 VDC:50,000 operations 3 A at 250 VAC/30 VDC:100,000 operations Ambient operating temperature -20 to 60°C (with no condensation or icing) Storage temperature -25 to 65°C (with no condensation or icing) Ambient operating humidity 25% to 85% RH (with no condensation) Storage humidity 25% to 85% RH (with no condensation) Altitude 2,000 m max. Applicable wires Stranded wires, solid wires, or ferrules Applicable wire size 0.25 to 1.5 mm2 (AWG24 to AWG16) Wire insertion force 8 N max. for AWG20 wire Screwdriver insertion force 15 N max. Wire stripping length 8 mm Ferrule length 8 mm Current capacity 10 A (per pole) Number of insertions 50 times Weight Approx.55g Mounting Mounts to DIN Track, or screw mounting Dimensions 30 Ã? 60 Ã?70 mm (WÃ?DÃ?H) Specifications Input frequency range 50 to 60 Hz Phase loss detection level 80%±10% of rated input Calculation Formula = 1 â?? ((Highest phase-to-phase voltage â?? Lowest phase-to-phase voltage)/ Average three-phase phase-to-phase voltage) Applicable standards Conforming standards EN 60947-5-1 Installation environment (pollution level 2, Overvoltage category III) EMC EN 60947-5-1 Insulation resistance 20 MΩ min. Between external terminals and case Between input terminals and output terminals Dielectric strength 2,000 VAC for one minute Between external terminals and case Between input terminals and output terminals Impulse withstand voltage 6 kV (between live terminals and exposed, non-charged metal parts) Vibration resistance Frequency: 10 to 55 Hz, 0.35-mm single amplitude 10 sweeps of 5 min each in X,Y, and Z directions Shock resistance 100 m/s2, 3 times each in 6 directions along 3 axes Degree of protection Terminals: IP20 -

Fnad Electrical Appliance Plant, established is located in Ningbo, China. It is 2km away from Geely Automobile Industrial Park. It is a science and technology enterprise integrating with R&D, manufacture, trade and service. The Plant has focused on motor protection for more than years. It is specialized in applications of single-chip microcomputer technology in the fields of industrial control, power electronics and automobile electronics. Our main products include motor protectors, phase failure protectors, phase sequence protectors, volt-ammeters, surge protector, temperature controllers, etc. we have an in-depth study in prevention of occurrence of phase failure, phase sequence, overload, under-load, overvoltage, under-voltage, three-phase imbalance, over-current and similar abnormalities in customersâ?? equipments and provide such solutions as prevention, alarming and equipment protection. It supports major elevator plants, thermal power plants, automobile plants, crane factories, textile mills, refrigerating plants and chemical plants and provides solutions for them. Some products have passed CE certification and ROSH environmental certification of European Union. We endeavor to make the company to be listed in Hong Kong in 2020. Welcome to visit and communicate with us. -

Fnad Electrical Appliance Plant, established is located in Ningbo, China. It is 2km away from Geely Automobile Industrial Park. It is a science and technology enterprise integrating with R&D, manufacture, trade and service. The Plant has focused on motor protection for more than years. It is specialized in applications of single-chip microcomputer technology in the fields of industrial control, power electronics and automobile electronics. Our main products include motor protectors, phase failure protectors, phase sequence protectors, volt-ammeters, surge protector, temperature controllers, etc. we have an in-depth study in prevention of occurrence of phase failure, phase sequence, overload, under-load, overvoltage, under-voltage, three-phase imbalance, over-current and similar abnormalities in customersâ?? equipments and provide such solutions as prevention, alarming and equipment protection. It supports major elevator plants, thermal power plants, automobile plants, crane factories, textile mills, refrigerating plants and chemical plants and provides solutions for them. Some products have passed CE certification and ROSH environmental certification of European Union. We endeavor to make the company to be listed in Hong Kong in 2020. Welcome to visit and communicate with us. -

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1. Standard 4-phase voltage and 3-phase current output with 4-phase voltage and 3-phase current output can conveniently carry out various combination outputs for various types of protection tests. Single-phase voltage can output up to 120V single-phase current up to 40A (10 seconds) current three and can output up to 120A the fourth phase voltage Ux is a multi-function voltage item can be set as 4 kinds of 3U0 or check the same period voltage or a certain voltage value of the case output. 2. Single machine is easy to operate. The single machine is operated by a convenient and flexible rotating mouse through a large LCD screen all of which are displayed in Chinese. It can complete most of the field test verification work can verify all kinds of relays and microcomputer protection and can simulate all kinds of complex transient permanent and transformational faults for the whole group of tests. Boot can be used easy to operate. 3. Double operation mode connected to the computer operation through the Windows platform of the full set of Chinese operating software can carry out a variety of large complex and higher degree of automation verification work can be easily tested and scanned a variety of protection fixed value can be real-time storage test data display vector diagram draw fault waveform online print report etc. 4. Software is so powerful that can complete all kinds of high degree of automation of large complex check work such as three phase differential test auxiliary power fast cutting prepared from the cast test line protection inspection period reclosing etc. can easily test and scanning protection setting various fault playback real-time storage test data show that the vector diagram online printing report etc. 5. Switch quantity contact is rich three - phase for 7 contact input and 2 pairs of empty contact output. The input contacts are compatible with 0 ~ 250V potential contacts and can be identified automatically. Input and output contacts can be expanded according to user needs. 6. Large screen LCD display microcomputer relay protection tester adopts 320Ã??240 lattice large screen high-resolution graphics LCD display all the operation process are set on the display screen the operation interface and test results are displayed in Chinese the display is intuitive and clear. 7. Self-protection adopt reasonable design of heat dissipation structure and have a variety of reliable and perfect protection measures and power soft start and a certain fault self-diagnosis and locking function. 8. With an independent dedicated dc power output the device is equipped with one 110V and 220V dedicated dc power output. 9. High cost performance belongs to the cross - professional joint design products integrated multi - professional advanced scientific and technological achievements. Both large tester performance and small tester price with a high performance ratio.

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Product nameï¼?3 Phase Relay Product Typeï¼?DPA53 Usageï¼?Protective Sizeï¼?Subminiature Protect Featureï¼?Sealed Contact Loadï¼?High Power Theoryï¼?Voltage Relay DPA53 series monitor for ultra-thin (17.5mm) rail mounting type, function: phase failure protection, phase sequence protection, voltage unbalance protection, adjustable set value undervoltage protection. It is suitable for the protection of the distribution system installed in the cabinet. I. Overview            DPA53 series three-phase relays for three-phase or three-phase four-wire power supply for the monitor. This series of products measuring their own supply voltage, regenerative voltage, with phase sequence protection, lack of protection, undervoltage protection and other functions, N-type products with zero line disconnection protection. DPA53 series monitor for the ultra-thin (17.5mm) rail mounting type, suitable for installation of the cabinet to install the power distribution system protection, such as: distribution cabinet, distribution box, electric control box, machine tools and other equipment.  Second, the input rated voltage:       200 ~ 240vAC ± 15% (line voltage) Model: DPA53CM23      320 ~ 480VAC ± 15% (line voltage) Model: DPA53CM48       115 ~ 138VAC ± 15% (phase voltage) Model: DPA53AM23N        220 ~ 277VAC ± 15% (phase voltage) Model: DPA53AM48N   Phase sequence monitoring: When the three-phase power monitor power, such as the phase sequence is normal, the relay can pull.         Phase loss monitoring: When the three-phase power monitor power, each phase power is normal, the relay can pull.         Undervoltage protection: When the three-phase power supply line voltage is lower than the set value, then the relay release protection; when the voltage recovery, the relay back to work properly.            N line disconnection protection: DPA53AM23N and DPA53AM48N is suitable for three-phase four-wire system power monitor, the two products in the N line when the relay release.

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