DIN 72552 PDF


DIN standards definition guide for automotive electrical components. Standardisation of products available from Ignition and current supply. Code, Function. 1, Coil, distributor – low voltage. 1a, To contact breaker I (distributor with 2 separate circuits). 1b, To contact breaker II . Contact, Meaning, Old terminal designition. Ignition system. 1, ignition coil, distributor, low voltage. 1a, 1b, distributor with two separate circuits. 2, breaker points.

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Volt — The volt is the derived unit for electric potential, electric potential difference, and electromotive force. Municipal Services Standards Committee.

Resistor 7252 A resistor is a passive two-terminal electrical component that implements electrical resistance as a circuit element. A different standard, Dni Norm EN recommends terminal numbering for general application relays e. For example, 1R2 indicates 1. From top to bottom: Inthe International Electrical Congress, now the International Electrotechnical Commission and they made the volt equal to cgs units of voltage, the cgs system at the time being the customary system of units in science.

The behavior of an engine during starting is not always predictable, the engine can kick back, causing sudden reverse rotation. The motors ran at up to revolutions per minute, and powered machine tools, due 7252 the high cost of primary battery power, the motors were commercially unsuccessful and Davenport went bankrupt.

In turn, these originated from the Gaulish word karros, the Gaulish language was a branch of the Brythoic language which also used the word Karr, the Brythonig language evolved into Welsh where Car llusg and car rhyfel still survive.

Motor car is attested fromand is the formal name for cars in British English. More complex circuitry that performs the function, converting DC to AC, is called an inverter. The numbers are increasing rapidly, especially in China, India, the word car is believed to originate from the Latin word carrus or carrum, or the Middle English word carre.


Windshield wiper on a parked car. Variable resistors can be used to adjust circuit elements, or as sensing devices for heat, light, humidity, force, Resistors are common elements of electrical networks and electronic circuits and are ubiquitous in electronic equipment. The benefits may include transportation, mobility, independence.

Various cells and batteries top-left to bottom-right: Prior to the development of the Josephson junction voltage standard, the volt was maintained in laboratories using specially constructed batteries called standard cells.

Disc brake on a motorcycle. Cells can be combined in series for multiples of that voltage, mechanical generators can usually be constructed to any voltage in a range of feasibility.

High-power resistors that can dissipate many watts of power as heat may be used as part of motor controls, in power distribution systems. InLatimer Clark and Sir Charles Bright coined the name volt for the unit of resistance, bythe British Association for the Advancement of Science had defined the volt, ohm, and farad. Diesel engine — Diesel engines work by compressing only the air. At that time, the volt was defined as the difference across a conductor when a current of one ampere dissipates one watt of power.

These are thyristors or other controlled switching solid-state switches, which function as diodes to pass current in only one direction. Rectifiers have many uses, but are found serving as components of DC power supplies. Ohms Law is analogous to the Hagen—Poiseuille equation, as both are linear models relating flux and potential in their respective systems, the voltage produced by each electrochemical cell in a battery is determined by the chemistry of that cell.

Magnetic latching relays require one pulse of power to move their contacts in one direction.

In that year, German inventor Karl Benz built the Benz Patent-Motorwagen, cars did not become widely available until the early 20th century. In either case, the low voltage was switched to the spark plug by the timer mounted on the front of the engine. Sources of mechanical energy include steam turbines, gas turbines, water turbines, internal combustion engines, the first electromagnetic generator, the Faraday disk, was built in by British scientist Michael Faraday.


Leland, patent 1, for the first electric starter in America.

DIN – Wikipedia

It is claimed that English inventor Edward Davy certainly invented the electric relay in his electric telegraph c. Later homopolar generators would solve this problem by using an array of magnets arranged around the perimeter to maintain a steady field effect in one current-flow direction. Because this is a female connector, Pin 1 is at lower right. Repeated pulses from the same input have no effect, magnetic latching relays are useful in applications where interrupted power should not be able to transition the contacts.

Electric motor — An electric motor is an electrical machine that converts electrical energy into mechanical energy. Many applications of rectifiers, such as supplies for radio, television and computer equipment.

Automotive component pin assignments to DIN 72552

Since the s they have used in submarines and ships. Historically the term specifically referred to a device composed of multiple cells. Experimenters found that using multiple turns of wire in a coil could produce higher, since the output voltage is proportional to the number of turns, generators could be easily designed to produce any desired voltage by varying the number of turns.

The horseshoe-shaped magnet A created a magnetic field through the disk D. Rectification may serve in other than to generate direct current for use as a source of power. Additionally, it is the difference between two points that will impart one joule of energy per coulomb of charge that passes through it.

In aboutBosch introduced a double-coil magneto, with a fixed sparking plug, and they are also used on piston-engined aircraft engines. The current flowed out through the sliding spring contact m, through the external circuit, and back into the center of the disk through the axle.