The employers liability insurance association demands that, for control systems of powerdriven metalwork presses, the contacts of contactors must be interlocked and opposing. Diode 34 smd siemens relay smd dk qc siemens bistable relay siemens relay iec smd diode 34 v23026b1102b201 ecr0995p l1017 text. Depending on the version, the relays monitor phase sequence, phase failure with and without n conductor monitoring, phase unbalance, undervoltage or overvoltage. Eatons d65 phase monitoring relays protect loads from voltage fault conditions. Solid state relays from carlo gavazzi gavazzi online. Interlocking means that the contacts are mechanically. Carlo gavazzis solid state relays range includes single phase relays up to 125 amps and 3 phase relays up to 75 amps. Terminal covers may have to be fitted onto the connecting bars, depending on the configuration with other devices. A threephase motor running on single phase draws all of its current from the remaining two lines. A phase failure may occur because of a blown fuse in some part of the power distribution system, a mechanical failure within the switching equipment, or if one of the power lines open. Siemens in your area africa republic of south africa siemens components division stand no. Utilisation des produits siemens conforme a leur destination.
With regard to motor protection, the siprotec 4 7sj62 is suitable for asynchronous machines of all sizes. However, with coupling, control and monitoring relays, the search for various suppliers becomes timeconsuming. Manuel innovations sirius disjoncteurs sirius 3rv2. Phase unbalance is evaluated as the difference between the greatest and the smallest phase voltage relative to the greatest phase voltage. Siemens 2010 61 3ug monitoring relays for electrical and additional measurements line monitoring 3ug46 153ug46 16 monitoring relays. If reversing motor direction, always allow an intermediate break of. Protection relays are essential for network operators, electricity suppliers, and industrial enterprises in every sector. Pdf 4040ie aeg rsz aeg rsz 2 aeg rsz 3 aeg t 178 aeg protection relay oerlikon aeg rsz settings cdc. Manual sirius 3rn2 thermistor motor protection relay siemens. For over 100 years, siemens has been offering successful and always innovative siprotec and reyrolle protection relays and technologies.
Monitoring relays for single phase current monitoring. Every engineer knows that he must be completely up to date when it comes to controls, load feeders and drives. Siemens sirius 3ug4621 operating instructions manual pdf. A three phase motor running on single phase draws all of its current from the remaining two lines. Utilisation des produits siemens conforme a leur destination tenez compte des points suivants. Monitoring, controlling and switching with sirius relays one range for every application. Sirius 3rn2 thermistor motor protection relay manual, 102016, a5e34244868002arsaa001 7 introduction 1 1. F remote health check indication and reset feature. The devices provide protection against phase loss, phase reversal, and phase unbalance due to blown fuses, broken wires or worn contacts. Siemens industry catalog automation technology industrial controls switching devices soft starters and solidstate switching devices solidstate switching devices for resistiveinductive loads solidstate relays sirius 3rf22 solidstate relays, threephase, 45 mm. Tme has over 800 employees, who provide expert support at each stage of the ordering process our offer includes 350,000 electronic components from 950 producers since 1990, we have been expanding our operations dynamically and increasing our global potential. Monitoring relays 3ug monitoring relays for electrical and.
All dil contactor relays have doublebreak contacts. Finder relays 40 series miniature pcbplugin relays 81016a. Attempting to start a three phase motor on single phase will cause. The 3ug4 monitoring relays provide a maximum degree of protection for mobile machines or systems and unstable lines.
Il faut utiliser soit trois cex57d, soit trois cex57f pour cette application. The contactors are fingersafe according to en 50274. Attempting to start a threephase motor on single phase will cause. Line monitoring with sirius 3ug4 relays digital youtube. Abb offers the most extensive range of electronic timers, measuring and monitoring relays, interface relays and power supplies in the industry allowing you to. Bag x71 halfway house 1685sudafrika 011 31519 50 fax 011 31519 68 america argentina siemens s. Single phase motor rating 230 v ac kw breaking capacity dc1. Finder relays 40 series miniature pcbplugin relays 8. Phase fault time delayed trip output contacts mcgg 52 directional control pha see note 2 i a p2 a b c see note 4 s2 s1 tms setting inst curve selection 8 1 5 7 6 2 rl31 rl32 earth fault time delayed trip output contacts 30 34 35 33 29 rl11 rl12 41 38 36 37 42 rl21 rl22 15 9 10 16 rl41 rl42 earth fault instantaneous. The flexible communication interfaces are open for modern. Our line includes products from agastat, axicom, cii, hartman, kilovac, oeg, potter and brumfield, products unlimited, and schrack, as well as te.
The main circuits must be connected as shown in fig. Siprotec 4 7sj62 multifunction protection relay the siprotec 4 7sj62 relays can be used for line protection of high and medium voltage networks with earthed grounded, lowresistance earthed, isolated or compensated neutral point. Monitoring relays for singlephase current monitoring. This means longterm user satisfaction with the products and solutions, with services. Every day, we send 5000 shipments and we ensure that they arrive in the shortest time available. They monitor simultaneous voltage dropsincreases and help to prevent damaged machinery and the injury of personnel. The relay provides control of the circuitbreaker and automation functions. Price list the siemens 3tb44 is a 3 phase iec rated contactor used for the control of electric motors. Monitoring relays 3ug4 monitoring relays for singlephase for load monitoring current, power factor and active current monitoring 10. Dc holding voltage acdc must dropout voltage acdc technical data.
Siemens industry catalog automation technology automation systems simatic industrial automation systems io systems simatic et 200 systems for the control cabinet simatic et 200sp io modules failsafe io modules digital foutput module relay. Continuous monitoring for phase steps and rate of change of frequency. Digital foutput module relay industry mall siemens ww. The nominal value of motor power that a relay can switch. The user is also allowed to generate userdefined messages. Manuel innovations sirius disjoncteurs sirius 3rv2 siemens. Siprotec 4 7sj62 multifunction protection relay siemens. The integrated programmable logic cfc allows the user to implement their own functions, e. The relays have all the required functions to be applied as a backup relay to a transformer differential relay. Order no 3zx10120rb121aa1 ausgabeedition 012003 gwa 4neb 631 228230a page 2 127,5.
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