It is also ideal for the protection of dc power supply lines. Power range surge arresters technical data, 262625 schneider. The voltage protection levels for all spds are measured at the terminals for a given surge current. Surge diverters all surge diverters with initial product code sd employ metal oxide varistor mov voltage limiting components. Page 3 of 4 standard work practice sp0512 ver 4 ergon energy corporation limited abn 50 087 646 062 ergon energy queensland pty ltd abn 11 121 177 802 diverter terminals, and will be approximately 80% of ur for zinc oxide surge diverters.
In an area classified as hazardous division 1or 2 due to the. It consists of a spark gap in series with a nonlinear. Surge diverters installed by electricians plus looking after gold coast locals since 1988. Lsseries surge diverter is designed for mounting at pointofentry service entrance, main switchboard or distribution board, subdistribution board for preventing. Earthing the pipeline via surge diverters serves to protect personnel and equipment who may be in electrical contact with it, but does nothing to protect the pipeline itself. Power protection surge diverters 10 sdpv surge diverters photovoltaic novaris sdpv surge divertersprovide the highest level of protection for photovotaic equipment with voltages up to v. Iec 600995 about diagnostic indicators of metal oxide surge arresters in service. In fact, providing a good earth bond might even increase the lightning risk to the pipe someone with more knowledge of earthing than me might wish to comment. Surge protection devices spd provide protection against overvoltage which typically originate from lighting strikes on your site or to your site from the electricity grid and telecommunication network. Electrical connection please follow the sequence indicated. Qualified personnel should only install this product. Pdf file also enable you to go directly to the next desired catalogue page. To change the order of your pdfs, drag and drop the files as you want.
Surge diverter installation electrical surge protection. Job safety analysis surge diverter testing check this is the latest process zone version before use. They switch on at the clamp voltage and momentarily create a short circuit to ground to allow the surge energy to divert to the ground instead of going to the load. While most surge diverters will not protect from a direct lightning strike on the house thankfully this is quite a rare occurrence. The gatekeeper range manufactured by ldu applied technologies has been designed to provide highenergy surge protection for single and three phase power circuits. Surge protection for nominal voltages 120v to 600v discharges up to 40ka 820. Its a tube filled with inert gas and 2 electrodes spaced apart at a specific distance to produce a spark at the rated voltage when a surge hits the electrodes the voltage ionizes the gas and produces a plasma bridge that acts as a low resistance. Waveshapes used in testing surge diverters are 410 and 820. Products listed below are grouped in accordance with iec and ansiieee c62. Surge protection devices spd overvoltage schneider electric. Surge protection devices catalogue 20142015 lets connect. Surge diverter testing swp check this is the latest process zone version before use. Data sheet gatekeeper lite series power surge diverter. The quick reaction times of surge arresters are used to provide this protection.
Lsseries surge diverters provide high energy surge diversion for protection against power surge caused by external sources as lightning strikes and substation switching. Power distribution and protection switchboard monitoring surge protection mod6 electrical network surge diverters surge diverter mod6 1p 40ka catalogue no. Power surge protection devices spd gksd surge diverter spd product description. Surge diverters are installed in parallel, preferably after the main switch and before any earth leakage units. The terms surge protection device spd and transient voltage surge suppressor tvss are used to describe electrical devices typically installed in power distribution panels, process control systems, communications systems, and other heavyduty industrial systems, for the purpose of protecting against electrical surges and spikes, including those caused by lightning. Data sheet gatekeeper lite series power surge diverter spd ldu group limited po box 777 richmond nsw 2753 1800 458 775. The length is split between each side of the device, i. As with our vsd surge diverters, svl diverters must be disconnected from the system before applying any insulation proof testing voltage, otherwise the diverters will be damaged. All other trademarks are the property of their respective owners. The sdd diverters are housed in a din compliant, failsafe metal enclosure. Surge protection devices nhp electrical engineering. Our surge protection solutions are designed to help our customers systems perform with increased.
Electricians plus what is a surge diverter and how does it work. Singlepole surge arrester with integrated backup fuse for higher voltage 440 v. These components fall into a number of categories, depending upon where they are utilised in an electrical installation. For convenience, the provision of two sets of each terminal on the mpf allows input and output wiring to be configured, at will, to either top or bottom terminals.
These can be used for main switchboard primary protection, distribution board and final circuit protection. They are connected from one phase to a solid ground at the power inlet, thus protecting any equipment down stream. Unlike the more common surge protector powerboards that simply switch off if there is spike in volts, a surge diverter will just divert the excess volts away. They are intended for locations classified for devices tested to iec616431 test class 1 or vde classification b. April 2, 2019 by reporter leave a comment a key safety issue in any home is to protect appliances, personal computers, and other sensitive electrical equipment from damage resulting from a spike in excess voltage.
The stress, which an spd will experience under surge conditions, is a function of many complex and interrelated parameters. The rectangular waves generally have durations of the order of 0. A voltage spike is a transient event, typically lasting 1 to 30 microseconds, that may reach over 1,000 volts. Transients can reach amplitudes of tens of thousands of volts. The 3 main categories are, according to ansiieee c62. Overvoltage surge protection technical note, europe and apac revision history version 2. Modern surge arrester technology and inservice testing. Surge diverters are designed to divert the impulse away from the sensitive electronic system. As with all ldu diverters, the lsd360440a surge diverter has been designed to be. Metaloxide surge arresters in highvoltage power systems. What is a surge diverter and how does it work a surge diverter is a piece of equipment that diverts excess voltages caused by spikes in the electrical supply to earth, thus protecting sensitive electrical and electronic equipment.
Surge diverters can be used to protect your property and equipment from lightning strikes. Location of the spds within the structure are they located at the main distribution board or within the. Rearrange individual pages or entire files in the desired order. Din surge diverter installation instructions 2003 erico inc, 34600 solon rd, solon, oh 449 phone 440 2480100 fax 440 5191675 page 1 of 1 90 17,5 1. Power protection type 1 have high surge ratings suitable for point of entry protection in installations with. A device placed in an electrical circuit to prevent the passage of surges and spikes that could damage electronic equipment. A surge arrester is a device to protect electrical equipment from overvoltage transients caused by external lightning or internal switching events. Merge pdf files combine pdfs in the order you want with the easiest pdf merger available. Jun 19, 1979 in a surge diverter connected between a conductor terminal and ground comprising several sparkquenching gaps voltagecontrolled discharge resistors connected in series with said gaps and voltagecontrolled controlresistors each of which is connected in parallel either with a sparkquenching gap or with the serial unit formed by a spark. The latter, on the other hand, proves to have particularly good selfcleaning proper. Location of the spds within the structure are they located at the main distribution board or within the facility at secondary board, or even in. Surge diverter article about surge diverter by the free. In order to provide the optimum level of protection, erico has developed a six point plan of protection, incorporating direct strike protection and grounding and surge protection for power and data lines. Failure of a movtec under severe ac overvoltage, such as 11kv on 240v mains, can.
In order to provide the optimum level of protection, erico has developed a six point plan of protection, incorporating direct strike protection and grounding. Surge protection the what, how and why erico friday, 30 september, 2011. Surge protection devices modular, pluggable and high capacity surge protection solutions for commercial and industrial applications. Surge diverter products commonly use one or more of several electronic components. A surge protector or spike suppressor, or surge suppressor, or surge diverter is an appliance or device designed to protect electrical devices from voltage spikes overview. Download datasheet rustrol cathodic isolator model. A lightning arrester or a surge diverter is a protective device, which conducts the high voltage surges on the power system to the ground fig 7i shows the basic form of a surge diverter. Surges, or transients, are brief overvoltage spikes or disturbances on a power waveform that can damage, degrade, or destroy electronic equipment within any home, commercial building, or manufacturing facility. No maintenance is necessary as these diverters are designed for a lifetime equivalent to that of the switch with which it operates. Pdf the surge voltages, especially those due to lightning have very. These products are designed to be installed with the clipsal 970 series surge diverters. Where possible select a mounting method that allows the movtec to be connected in the preferred connection method. Typically, surge diverters have a clamp voltage of above 275 v for a 240 v system. The lightning arresters or surge diverters provide protection against such surges.
Pdf application and analysis for surge arrester on lightning. The dsd 1150 series of surge suppressors provide economical and reliable protection to primary distribution panel boards and power distribution systems. Surge protection in lowvoltage switchgear assemblies dehn. Installation instructions f151404 970mf10 and 970mf20. The elimination of gaps results in an increased probability of failure of metal oxide surge arrester on system overvoltage lower than normally required to cause the spark over of gapped arresters. The critecdsd120 series of low voltage din surge diverters has been designed to protect equipment from the damaging effects of surges on low voltage data, control and signaling lines. The tolerances allowed on these times are 10% only. Multimov surge diverter installation instructions page 3 of 4 the following diagrams show correct configuration of novaris multimov surge diverters at both main switchboards and distribution boards in various wiring systems used throughout the world. Arresterfacts 017 what is a transmission line arrester copyright arresterworks 2009 jonathan j. Figure 1 gives the example of a novaris sdd1100275 surge diverter measured at the terminals, with 1m of cable and with 2m of cable.
Thats why the term diverter is more appropriate it better describes the function of this device. You will find standard, uptodate texts for tender documents at our internet site. Data sheet gatekeeper lite series power surge diverter spd. Also called a surge protection device spd or transient voltage surge suppressor tvss, this class of device is used to protect equipment in power transmission and distribution systems. Neutralearth protection must be considered to effectively protect equipment when applicable. Raycap industrial surge protection and lightning protection. Being full 3 mode or 10mode devices, the diverters have been designed for mounting at either. A surge diverter connected between a conductor and ground comprising several sparkquenching gaps, voltagecontrolled shunting resistors connected in series with these gaps and voltage controlled controlresistors, each connected in parallel either to a gap alone or to a unit formed by a gap and a shunting resistor in series with the latter.
Modular, pluggable and high capacity surge protection solutions for. Surge protection devices modular, pluggable and high capacity surge protection solutions for commercial and industrial applications power distribution and protection nhp electrical engineering products 0 nhp nhp 0800 nhp nhp. Technical data sheet power surge protection devices spd. An electrical surge diverter is a great way to ensure adequate lightning protection for your valuable electronic equipment. Jan 20, 20 the elimination of gaps results in an increased probability of failure of metal oxide surge arrester on system overvoltage lower than normally required to cause the spark over of gapped arresters. Surge protection product index spd product catalogue surge proofing your home and small business. Australian distributor of worldleading electronic security brands, csd is committed to offering better products and better services across our national branch network. A surge diverter is a piece of equipment that diverts excess voltages caused by spikes in the electrical supply to earth, thus protecting sensitive electrical and. The performance of surge diverters can be dramatically affected by the method of connection refer section 7.1355 830 197 305 242 61 220 200 1069 331 283 55 1515 260 1240 362 697 145 236 1257 102 509 697 1416 1345 584 1546 1564 539 895 558 856 109 1553 477 467 307 1145 388 125 951 972 1474 162 130 1202 1478