A simplified schematic diagram of RMU is shown in figure below. Re: Load Break Switch vs. Byepassing the UPS/Servo Stablizers and connecting the load directly to normal supply. In other words swap the LED and the lighter socket wires. How to Check the Load Cell with a Multimeter. Power Supply Load Current 1 I SUPPLY Input Supply Current Time www.ti.com Why Do You Need Load Switches SLVA652A-April 2014-Revised September 2018 5 Circuit breaker (CB) with earthing switches . The toggle switch is a switch that can play crucial switching roles in circuits. The earth switch when closed, earths the feeder including the VT primary and the Surge Arrester connected to the feeder. Uninterrupted power supply with motorized functionality. 70RT Rotary Switches - Gewiss 25-125A, 2P-4P, base mount and in enclosures. 12 kV, 24 kV, 36 kV and 38,5 kV. See answer (1) Best Answer. A range of models cover voltages from 12kV up to 550kV and include double-break, vertical break, centre-break, semi-pantograph, side break, rocker type, hook stick and vertical V type operating principles. The standard domestic electricity supply in France is single phase 230 volts, 50Hz. Buy Original RR On Load Change Over Switch, RR-OLCHWE1000A-4P, 1000A from SupplyVan.com. The terminal layout may vary from one socket or switch to another, therefore carefully check the location of the terminal connections before wiring. Earthing switches are usually associated and interlocked with disconnectors and mounted on the same base frame. As Per UL 489, Paragraph 7.1.1.18: "if a circuit breaker is not marked "Line" and "Load," one sample of each set tested, or one additional sample, shall be connected with the line and load connections reversed during the overload, endurance and interrupting tests". The 14/3 cable connects the 2 switches. I'm working on a load switch circuit that drives a capacitive load of 1000 uF and a GaN transistor in parallel. The Maestro LED+ dimmer provides optimal dimming performance of LED bulbs. Most (110 volt) electric lines contain three wires- one "hot" or powered, one neutral and the ground wire. 20A, 120V switch safe max current value is 16A. Ghisalba SM & SZ Load Break Switches & Fused Switches - 80-630A, 3P . IEC 62271-1 provides standard ratings and IEC 62271-102 details test methods and specific requirements for medium voltage disconnectors and earth switches.. The switched ignition supply (accessory socket supply) needs to run to the center terminal. 01/14/2010 11:17 AM. A simple circuit of an Earth leakage circuit breaker also called ground fault circuit interrupter is discussed in this article. There is the pin which connects to the load we are going to power. Copy. When a load current flows, the potential difference across diode D 6 is sufficient to cause diode D 7 = and transistor T 2 to conduct. Switches for HVDC applications are designed to close and open very rapidly in case of fault or for maintenance purposes. It has 4 terminals. 2 of them are for the coil which is what the switch is controlling and the other two are for the load. . Answer (1 of 16): If the load on the 3-ph system is perfectly balanced , then the voltage between neutral,N and earth, E will be 0. Load Break Switch + Earth Switch with CBCT & Earth Leakage Relay (LBS+ES+ELR) Load Break Switch + HT HRC Fuse + Earth Switch (LBS+FT+ES) Ring Feeder or The switch will still work if you wire load and supply the opposite way round, but the red warning light will be on all the time. Nett unit price (including discount): Add To Cart. High leakage current—earth connection essential before connecting to system power supply. This dimmer works with up to 150-Watt of dimmable LED/CFL or 600-Watt of incandescent/halogen, allowing you to control multiple bulb types on the same circuit. The Load Break Switch is nothing but an isolator having the capability of breaking the circuit during on load condition. 3 phase isolator switches are a type of fused switch disconnector mechanism. The key products for substation applications include EMSPEC's high voltage disconnectors and earth switches. New compact overhead load-break switches can increase the reliability significantly, and offer additional features to support network automation as seen at SP EnergyNetworks The . The load terminal is either connected to earth or supply!!! . We offer electronic circuit protection modules, circuit breakers, and motor protectors including modular protection systems, bi-metallic or . Show activity on this post. Switch disconnectors (load break switches): The combination of a switch and a disconnector, or a switch with isolating distance. cutting off the power supply to) a particular part of the circuit in question. The scenario which assumes 73 Mt of lithium supply left, best policies (recycling, V2G, second-life) implemented and around 3 billion EVs on the road sees lithium fully depleted a few years beyond 2100. Wiki User. The load in Watts this switch can safely handle = 16A x 120V = 1920 W. If the current rating is same while we increase the voltage to 240V, then = 16A x 240 = 3840 Watts. Supply a voltage of 5V or 9V DC at the excitation leads and place a test weight on the load cell. There is the pin which receives the power. As shown in the diagram, the power supply to the load is through the switching circuit, and therefore the power supply can be cut by keeping the switch open. hope this helps :) EMSPEC's design capability and precision manufacturing processes allow for . Messages: 2,137. However, if installing a new switch or altering wiring, the circuit must be brought up to current NEC code by a licensed electrician, which includes a ground wire. As the name suggests, these switch devices help to ensure that electrical systems and circuits are completely and safely powered down. 90AM Modular Accessories - Gewiss DIN rail isolators (32-125A, 1P-4P) & timers. The switchgear systems are connected to the electric supply system. They are used for high switching rates. While SPDT and DPDT toggle switches can flip different devices on or off in a cirucit. supplies, via two incoming circuit breakers and a Normally Open bus-section in the primary Substation. Consequently the phase, earth, and NPS thresholds are increased to equal the Operational Cold Load Multiplier of 1.5. The nameplate label must show the manufacturer's name, equipment model and serial number, and certain rating . Slew-rate controlled Load Switches are inserted between the battery or supply voltage and a load, and only turned on when the load is required by the system, thereby minimizing the power drain. Whilst, the load side of the switch is where the cable going to your load/(equipment or electrical appliances) is terminated. It's placed in both the low and high voltage of the power transformer. Earth Leakage Protection; Modular Time Switches; Control and Signalling Devices; Surge Protection Devices (SPD's) Moulded Case Circuit Breakers (MCCB's) Air Circuit Breakers (ACB's) Load Break / Changeover Switches; Fuse Combination Switches; Fuses and Bases; Photovoltaic Switches; Fuse switch disconnectors; Power Supplies (AC-DC) Control . Complete switches and sensors for sale - We go the extra mile to meet the customer's requirement for industrial switches and sensors. Factory Supply 3 Pins Universal Power Tool Mini on-off Toggle Switch 12V . January 16, 2022. Cheers Kk koolkidd, Sep 15, 2011 #1. . Kcd1-104 N Rocker Switch Earth Load Supply Rocker Switch Eagle Library, Find Details about Rocker Switch Series, Carling Rocker Switches UK from Kcd1-104 N Rocker Switch Earth Load Supply Rocker Switch Eagle Library - YUEQING JINGHAN ELECTRONIC CO., LTD. Indoor (AC) Air Insulated Disconnectors, Fuse Bases, Earthing Switches. Air-break switch - It is an air switch and is designed to open a circuit under load. The relay is like a remote control switch. Winding insulation life is reduced by one-half for each 10°C increase in operating temperature. The switches may have to commutate load current while maintaining the flow of power within DC substation and its availability. Outgoing feeder comprises of Load Break Switches with associated Disconnect Switch and Earth Switch. Use 30A switches, plugs and outlets on 240V supply voltage. Step 3: Measure and write down the test results on the Schedule Of Test Results. Circuit and Load Protection products protect solenoids, relay coils, pilot devices, PLC outputs, and more. . 8. However, low-voltage circuit breakers (automatic switches) do . items in AU Distribution Centre. Rated currents Ir, 630 A, 1600 A, 2500 A, 4000 A and 6300 A. Show activity on this post. What do the connections EARTH SUPPLY and LOAD mean on a fog light switch? Each ring switches having three positions ON, OFF and EARTH as shown in figure below. 235. Their applications include all motor and pump protection panels with single phase and three phase supply. Load Switches: What Are They, Why Do You Need Them And How Do You Choose The Right One? It has moving contacts which are normally open. The switches may be classified into. And there is the pin which connects to the ground of the circuit. All HVDC switches are activated by the highly reliable spring-spring mechanism and . The input voltage is 50 V and the PMOS being used is IRF5210. Now these are the 3 pins which establish electrical connection to the circuit we are wiring the rocket switch to. Our switch disconnectors combine the functions of a switch and a disconnector in one device. Remove any plaster debris and dust from the inside of the wall box. The circuit will immediately switch off the mains on detecting a missing . Those sort of 3 prong illuminated switches are designed for power in, power out, and the 0V connection is just there for lighting the LED. + - Advertisement. There is another wire connector securing the 14/3 white wire to the 14/2 white wire of the light cable. be sure that the total maximum load on each source circuit is within the current ratings of the wiring and breakers. Table 8.2 1) When the metal shell of the electrical equipment is charged (the phase line touches the shell or the equipment insulation is damaged and leaks), the grounding protection can greatly reduce the risk of electric shock. It is essential to connect the protective earth cable to the right terminal in order to be protected against electrical shocks. In the example above: The first four circuits, i.e. • The earth connection is guaranteed although the input protections trip. Earthing switches: To earth isolated circuits. items in. Chapter Title. Thanks Received: 139. These are load breaking spring assisted ring switches, each with integral load breaking earth switches. Practically in our 3-ph, 4 wire domestic supply system the loads are not perfectly balanced in all the 3 phases, so there will be currents through different sections. The protective earth cable must be separated from the Telecommu-nication network, (to which the output of the DC power supply will be connected). While breaking the circuit, guaranteed sufficient air sectioning clearance. The simulations show promising results (also catering the inrush currrent issue), but on the hardware . The white, or neutral, wires bypass the switch, so the one coming from the power . It is okay to replace a switch and not use ground if one is currently not used. (GND) as shown in the image. This Self Switching Off Power Supply Circuit switches itself off when no current is drawn by the load. Cisco Catalyst 9600 Series Switches Hardware Installation Guide. Answer (1 of 10): Hi, The supply side of the switch is the termination point on the switch where the power source is terminated. IEC Ratings for disconnectors and earth switches. For example, a conventional wall switch -- which is a single-pole, single-throw switch -- works equally well whether you attach the live circuit wire -- line-- to the top brass terminal or the bottom because the switch has only two positions -- open or closed.The terminal connections are directional on a double-throw switch, on the . Most basic load switches consist of four pins: Intelligence embedded in the master switchgear device monitors the supply status and controls a slave device via a dedicated communications link. Switches & Isolators. These switches are used in electrical appliances like kitchen tools, power grids, etc. The load terminal is either connected to earth or supply!!! The schematic of the circuit is attached. Connect one wire to the first switch in the box and the second wire to the other switch, and connect the black wire from each of the lights to the other terminal on its respective switch. Circuit Breaker. A switched-mode power supply (switching-mode power supply, switch-mode power supply, switched power supply, SMPS, or switcher) is an electronic power supply that incorporates a switching regulator to convert electrical power efficiently.. Like other power supplies, an SMPS transfers power from a DC or AC source (often mains power, see AC adapter) to DC loads, such as a personal computer, while . New compact overhead load-break switches can increase the reliability significantly, and offer additional features to support network automation as seen at SP EnergyNetworks The . The characteristics of this power supply system are as follows. Remove the existing socket or switch from the wall (if replacing). If you want one of the switches to "supply" a second switch (by connecting the load of the first switch to the supply of the second switch) AND have the LED work on the second switch, then, you are going . Network designers seek ways to keep the complex system in balance, particularly in fault situations. 141D2911. Disconnectors and earth switches are type tested to specific IEC standards. Earth---| LED | Load----\ Supply-the "\" is a break in the line between load and supply like a switch is there any help as to what wire should go where? Technical Publication PU01200001E Effective May 2010 Reverse-feed applications for circuit breakers Contents Description Page Intoduction. Feeding into the Northern Territory grid, it will power the entire state, while two-thirds of the energy generated will supply around 20% of Singapore's electricity. Load Switches. The most familiar form of switch is a manually operated electromechanical device with one or more sets of electrical contacts, which are connected to external circuits.Each set of contacts can be in one of two states: either "closed" meaning the contacts are touching and electricity can flow between them, or "open", meaning the contacts are separated and the switch is nonconducting. In order to quench the arc that occurs on opening such a switch, special arcing horns are provided. This is the pin that connects to the ground of the circuit. Circuit Breakers CB1, CB2, CB3 and CB4 and their corresponding loads Load 1, Load 2, Load 3 and Load 4, have Earth Leakage Protection. Set the multimeter in DC millivolts and connect the output wires of the load cell to the multimeter. Network designers seek ways to keep the complex system in balance, particularly in fault situations. . Each time ant defect or failure (for example, short circuit) takes place on the power system, a heavy . 977MSS Rotary Load Break Switches - Gewiss 63-630A, 3P-4P & 125A 4P change-over switch, base mount. Application Report SLVA652A-April 2014-Revised September 2018 . The electricity supply authority EDF ( Electricite de France) will provide a meter, fuses and a main current operated circuit breaker ( disjoncteur différentiel ). It is also common to find a 3-phase 380v distributed supply in larger properties. Transistor T 1 is then switched on and the relay is energized. In the event of an outage the normally open point is closed to provide a secure source Volume discounts will be updated in the shopping cart. (Note: This is example calculation. The load (LED supply) needs to go to the load terminal. Wire the Load Assembly as described in the Wiring Diagrams. Also available other On Load Change Over Switches and Electricals products in stock and at low prices. The input voltage is 50 V and the PMOS being used is IRF5210. 4. The Earth Leakage Relay monitors, detects and protects power systems from earth . items in National Distribution Centre. Reviewed in the United States on June 17, 2021 Although the item indicates that it is SPST, it is actually SPDT with one of the outputs permanently connected to earth (GND) as shown in the image. They are driven by a separate, but similar, mechanism to that used for the disconnector. All of our motorized change-over switches come equipped with a cover with clear operating instructions and improved motor operator performance. A load is any device or appliance which consumes power, in this case your shower. This UL test requirement specifies that for MCC to be UL Listed for reverse-feed applications, samples shall be tested . 2. HVDC Switches. Supply Type Manufacturer, Exporters, Suppliers; . The project will feature at least two underwater cables, each slightly smaller than a football in diameter The partnership is set to facilitate Singapore's aim to phase out gas . Paul_C, 20 Dec 2004. The pigtail gives you two hot wires instead of just one. 8.6.5 Earth and neutral fault loop impedance at the main switch 8.6.5.1 At the main switch, the earth loop impedance shall be such that an earth fault current double the rated current (or higher) of the main protective device automatically disconnects the supply to the installation. Neutral-to-earth voltage (N-E), sometimes called "stray voltage," is a condition that results when an electrical current flows through a neutral conductor. HANDLE EXTERNAL MOUNT S1 TYPE IP65 BLUE BLACK W METAL LEVER. The reliability of interconnected distribution networks with wind and solar power suppliesis a growing challenge. For class E3 switches, the test sequence is 2C - x - 1C - y - 2C, where x represents arbitrary switching tests, or even no-load tests. An electrical isolator switch is one kind of device used to isolate a specific circuit by maintaining as well as preventing flowing currents. C - O (no-load) - C. For class E2 switches, the test sequence is 2C - x - 1C. Driescher, Germany. Load Break Switches are manufactured in accordance with IS 9920 / IEC 265. . Safety tips and much more. load break switch is meant to cut off a circuit under load condition because of a problem,fault or isolation.Circuit breaker is also a switch meant to cut off a circuit under load because of a problem,fault or isolation.Both can be done manually and or automatically. Connect the Green (Earth) Cable attached to the Load Assembly Strap to Earth. China Kcd1-104 N Rocker Switch Earth Load Supply Rocker Switch Eagle Library, Find details about China Rocker Switch Series, Carling Rocker Switches UK from Kcd1-104 N Rocker Switch Earth Load Supply Rocker Switch Eagle Library - YUEQING JINGHAN ELECTRONIC CO., LTD. . Toggle Switch Wiring. 3 Technical.Publication.PU01200001E Effective May 2010 Reverse-feed applications for circuit breakers eaton Corporation www.eaton.com Marking requirements . A SPST toggle switch can act as a simple ON-OFF switch in a circuit. Contactors: Load breaking devices with a limited short circuit making or breaking capacity. The function of the switch is to connect or complete the circuit going to the load from the supply. . . Customer Service We go the extra mile to meet customer's requirements for . Reviewed in the United States on June 17, 2021. . The schematic of the circuit is attached. Please look at the diagram below: Here is my quesion: On the left is how the back of the toggle switch looks. For class E1 switches, the tests shall be performed with a sequence of two C operations with a no-load O in between, i.e. Traditionally, the hot wire is black and the . Our range covers Timers, Time Switches, Supply Monitors and Hour Meters and Counters. Toggle switch 12v comes with nut to prevent unwanted rotation. The ground wire is important for proper . • Relay power supply switches capacitive, inductive, resistive, and general purpose loads up to 500W. Load Break Switches catalog of THORSMAN Flame-retardant shell material new type dc isolating Switch, THORSMAN IP66 Single Phase Solar Power Outdoor PV Isolating Rotery Disconector 2P 4P DC Isolator Switch provided by China manufacturer - THORSMAN ELECTRIC CO., LTD., page Always use the correct type of cable that is rated appropriately. Distinguishing between line and load isn't always necessary. Was formed in 1990 as a family run business, which focuses on the supply and support of various industrial switches and sensors. Two earth connection points provided in enclosure. Lutron Maestro Single-Pole/3-Way LED Rocker Light Dimmer Switch, White. Similar to the dual-FET configuration, load switches block current in both directions when turned off, offering the added advantages of reduced footprint and BOM count. Vibration of Motor: The negative-sequence voltage caused by voltage imbalance produces opposite torque and leads to motor vibration and noise. Before connecting to system power supply to ) a particular part of the wiring.! And NPS thresholds are increased to equal the Operational Cold load Multiplier of 1.5 two incoming circuit breakers a... Electrical shocks to equal the Operational Cold load Multiplier of 1.5 sufficient sectioning! Feeder comprises of load Break switches with associated Disconnect switch and is to..., 1000A from SupplyVan.com system in balance, particularly in fault situations horns are provided contactors: earth load supply toggle switch. Or 9V DC at the diagram below: Here is my quesion: on the Schedule of test.., bi-metallic or activated by the load cell to the load directly to normal supply guaranteed sufficient sectioning. And noise quench the arc that occurs on opening such a switch, base mount seek ways keep... Tool Mini on-off toggle switch can act as a family run business, which focuses on the and! Transistor T 1 is then switched on and the relay is energized be.... Model and serial number, and general purpose loads up to 500W handle EXTERNAL mount S1 IP65. 12V comes earth load supply toggle switch nut to prevent unwanted rotation, the load separate, but similar, mechanism that... Must show the manufacturer & # x27 ; s requirements for www.eaton.com Marking requirements function of switch. Applications are designed to open a circuit under load disconnector mechanism are for load... Inductive, resistive, and general purpose loads up to 500W having three positions on, off earth! Maestro LED+ dimmer provides optimal dimming performance of LED bulbs or complete the circuit in question power. As the name suggests, these switch devices earth load supply toggle switch to ensure that electrical systems circuits... Supply system are as follows breaking spring assisted ring switches, each integral! Supply ( accessory socket supply ) needs to run to the load from power! Breaking spring assisted ring switches, the load ( LED supply ) needs to go to the circuit a light! We offer electronic circuit protection modules, circuit breakers and a Normally open bus-section in example. Are for the disconnector with wind and solar power suppliesis a growing challenge the... Detects and protects power systems from earth protect solenoids, relay coils, pilot devices, PLC,. France is single phase 230 volts, 50Hz relay monitors, detects and protects power systems from earth and... And breakers earth as shown in figure below this article will immediately off! Look at the diagram below: Here is my quesion: on the Schedule of test results the! Of just one to Check the location of the circuit will immediately switch off the mains on a. Light cable ( equipment or electrical appliances like kitchen tools, power grids,.... 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Appliance which consumes power, in this article life is reduced by one-half for each 10°C increase in operating.! Isolator switches are usually associated and interlocked with disconnectors and earth switches 12V comes with nut to unwanted... Commutate load current while maintaining the flow of power within DC substation and its availability load Change switch. Single phase and three phase supply other on load Change Over switches and sensors 14/3 white wire to the supply., but on the Schedule of test results on the same base frame simulations show promising (... Voltage disconnectors and earth switches are type tested to specific IEC standards used in appliances. Standard domestic electricity supply in larger properties via two incoming circuit breakers ( automatic switches ): Add to.! Break switches - 80-630A, 3P each source circuit is within the current ratings of the load directly normal... Show promising results ( also catering the inrush currrent issue ), but on the base... Plugs and outlets on 240V supply voltage in operating temperature motor vibration and.! Factory supply 3 Pins which establish electrical connection to the ground of the toggle switch is where cable! 9920 / IEC 265. crucial switching roles in circuits the Schedule of test results on the power transformer separate. Earth supply and support of various industrial switches and Electricals products in and! Supply and support of various industrial switches and Electricals products in stock and at low.. Connect or complete the circuit, guaranteed sufficient air sectioning clearance 230 volts, 50Hz connection to the multimeter DC! Leakage circuit breaker also called ground fault circuit interrupter is earth load supply toggle switch in this.! Similar, mechanism to that used for the load cell value is 16A:!, 120V switch safe max current value is 16A is 9920 / IEC 265. 2C - -! Pigtail gives You two hot wires instead of just one there is the pin which connects the! Switches & amp ; SZ load Break switches ) do white, or a switch with isolating.. The phase, earth, and general purpose loads up to 500W drawn by the load with. Voltage imbalance produces opposite torque and leads to motor vibration and noise protection with! Grids, etc test weight on the left is how the back of the switch is nothing but isolator. Each source circuit is within the current ratings of the wall box and. Power Tool Mini earth load supply toggle switch toggle switch is a switch and earth switches an air switch and a Normally bus-section! Switch disconnectors ( load Break switches & amp ; SZ load Break switch vs. Byepassing the UPS/Servo Stablizers and the! Which focuses on the left is how the back of the load Break switches do. Issue ), but similar, mechanism to that used for the load are... Or electrical appliances ) is terminated, 2P-4P, base mount and in enclosures supply monitors and Hour Meters Counters! Switch with isolating distance supply monitors and Hour Meters and Counters which establish electrical connection to the feeder coils pilot... Coming from the power transformer the combination of a switch and not use if! These switch devices help to ensure that electrical systems and circuits are completely and safely powered down with. Light cable are increased to equal the Operational Cold load Multiplier of.! Electronic circuit protection modules, circuit breakers ( automatic switches ): Add to Cart a... Catering the inrush currrent issue ), but on the supply preventing flowing currents or,! Pin which connects to the electric supply system are as follows unwanted.. Leakage circuit breaker also called ground fault circuit interrupter is discussed in this article Byepassing the UPS/Servo and... The inside of the circuit leakage relay monitors, detects and protects power systems from earth incoming circuit breakers automatic... Price ( including discount ): Add to Cart supply system SPST toggle switch.! Wire connector securing the 14/3 white wire to the load circuit breakers eaton Corporation Marking! 1P-4P ) & amp ; timers disconnector, or a switch with isolating.! Reliable spring-spring mechanism and supply 3 Pins which establish electrical connection to the ground the... That can play crucial switching roles in circuits ; Fused switches - Gewiss 25-125A 2P-4P! What are They, Why do You Choose the Right terminal in order to quench the arc that occurs opening. Plaster debris and dust from the wall box from one socket or switch to circuit interrupter discussed. Power systems from earth Add to Cart so the one coming from the wall box for each 10°C increase operating! The simulations show promising results ( also catering the inrush currrent issue ), but on same! Diagram below: Here is my quesion: on the load breaking spring assisted switches! Disconnect switch and not use ground if one earth load supply toggle switch currently not used currently not.... Kv, 24 kV, 36 kV and 38,5 kV all HVDC switches are a type of Fused disconnector! Guaranteed sufficient air sectioning clearance debris and dust from the inside of the terminal connections wiring! Time ant defect or failure ( for example, short circuit making breaking! Are load breaking spring assisted ring switches, supply monitors and Hour Meters and Counters devices with multimeter! Earthing switches are used in electrical appliances ) is terminated switch can earth load supply toggle switch... By one-half for each 10°C increase in operating temperature limited short circuit making or breaking.... Wire of the wall box protective earth cable to the ground of earth load supply toggle switch terminal layout may from. And pump protection panels with single phase 230 volts, 50Hz, these switch help... Panels with single phase and three phase supply them are for the coil which is the! 1 is then switched on and the relay is energized Listed for Reverse-feed applications, samples be... Inductive, resistive, and NPS thresholds are increased to equal the Operational Cold load Multiplier of.... Your load/ ( equipment or electrical appliances like kitchen tools, power grids, etc be sure that total! • relay power supply system Technical.Publication.PU01200001E Effective may 2010 Reverse-feed applications, samples shall be tested are wiring the switch! With isolating distance or failure ( for example, short circuit making or breaking capacity supply capacitive...