Todays microprocessor technology allows power factor control relays to accomplish far more functions than ever before. Automatic detection and usage of the optimum capacitor step. It is the power that actually powers the equipment and performs useful work. The various regulating algorithms of the blr cm realtime best fit or mixed algorithm are the brain in this powerful power factor controller. Power factor controllers including the blr series of blrcx, blrca, blrcb, blrcc, blrcm and replacement for the blrmc. Power factor control relay blrcm with 12 relay outputs. High tech power factor control with the aim to reach target cos phi as fast as possible and with the least switching amount. Power factor controller blrcm reference guide eaton the relay outputs of the power factor controller are designed for the dynamic steps are. The various regulating algorithms of the blr cm realtime algorithm mixed algorithm best fit algorithm are the brain in this powerful pfc. This allows using single phase or three phase capacitors in any sequence. Autovar 600 and autovar detuned filter automatically switched. Power factor correction regulator blrcx 6 to 14 steps. Automatic power factor controller automatic capacitor.
Power factor control relays blr cm 3 phase power factor. Power factor controller blrcm with 6 relay outputs cm 06r. The 3phase measurement system of the blrcm 3phase power factor regulator also detects unsymmetrical loads. With a heavyduty, threephase capacitor construction in a small, wallmount footprint, this product is. The most important duty for the power factor contro l relay is the. Range of true intelligent power factor control regulators, that are class leading with comprehensive system monitoring, diagnostics and selfadaptation to its electrical environment. Setup in this submenu, basic settings can be made for the blrcm.
Kw is working power also called actual power or active power or real power. This is the cause that there are special requirements for the control units of these compensation panels, the power factor control relays. Blrcm power factor controller by using the manual mode. Furthermore the regulation algorithm respects unsymmetrical capacitor steps during its work. If the blrcx is equipped with a temperature sensor option l, can be via one of the switching exits, a fan to be controlled. This manual is intended for programmers, commissioning people, supervision people who need to start communication, access data, and to develop supervision software which will interact with the power factor controller rvt. Microprocessor controlled power factor control relay with. Autovar medium voltage automatic power factor correction. To understand power factor, well first start with the definition of some basic terms. Power factor control relay blrcm 3phase microprocessor controlled power factor controller with 3phase measurement system and display of measurement values fullautomatic ckvalue setting, self adapting, connection of different capacitor step sizes possible. It is the power that actually powers the equipment and performs useful. We know that most of the industries and power system loads are inductive that take lagging current which decrease the system power factor see disadvantages of low power factor. Power factor control relay blrcm 3phase aeg industrial.
Microprocessor controlled power factor controller with 1phase measurement system automatic detection and correction of the phase of current and voltage connection fullyautomatic ckvalue setting, self adapting, connection of different capacitor step sizes possible automatic detection and usage of the optimum capacitor step. Power factor control relay blrcm boddingtons power controls. Blr controllers include the blrca, blrcb, blrcc, blrcm and the latest in the series, the blrcx. Connecting lead 1m with marked wires and plugin terminal. The eaton autovar 300 is designed for low voltage applications with a variable system load where maintaining a precise target power factor is required. For power factor improvement purpose, static capacitors are connected in parallel with those devices which work on low power factor. Power quality reactive power compensation units are used in companies to save costs and also to reduce the load of the network. Power factor improvement may be defined as the ratio of the real power to the apparent power. Understanding power factor definitions kva, kvar, kw, apparent power vs. By means of the measurement values of voltage and current blrcm calculates the conditions in the network. This contact is closed in alarm condition or when blrcm is.
Pfc power factor correction the power factor correction should be set to yes to enable the controller to compensate for any reactive loads. Har monic of voltage, displacement power factor cos. Power factor controller blrcmtrt for dynamic power factor control response time pdf ebooks. It is a dimensionless quantity whose value lies between 0 and 1. Instruction booklet ib157002en power factor controller blr. Blrcm with option dm includes a rechargeable battery to run the realtime clock. True power calculations measurements power factor correction capacitors system impacts i2 r losses, chapter 9 nec equipment sizing power factor charges problems with adding caps harmonic resonance volt rise power factor vs load factor. Designed with high quality raw materials, these are free from any scratches to ensure high efficiency, longer serviceability and. The cm power factor relay has a complete programmable alarm system as indicated in the paragraph supervision see download blr cm 3 phase pdf. In main menu level, you can choose by pushing or the main menus. View and download beluk blrcm modbus technical documentation manual online.
Thus also in unsymmetrical electricity networks an optimum power factor correction is guaranteed. The power factor of an ac electrical power system is defined as the ratio of the real power flowing to the load, to the apparent power in the circuit,and is a dimensionless number between 1 and 1. The beluk family of products consist of the blr series of power factor controllers, ksr capacitor protection relay and emm 5 power analyzer. The relay outputs of the power factor controller are designed for the direct connection to. Reactive compensation plays a vital part in reducing losses in cables, transformers etc thus reducing co 2 levels. Apparent power is the product of the current and voltage of the circuit.
Both power and control wiring interconnection is required between the two. The two lines of top area are showing information about general status of the relay. In this video you will see how to wire power factor relay and power capacitors to create a complete power factor correction panel. With the new design of the products, each instrument automatically sets up. Power factor control relay blrcm with 6 relay outputs. Between the terminals m and mo is the breaking contact. Power factor correction and harmonic filtering in electrical plants introduction introduction in electrical plants the loads draw from the network electric power active as power supply source e. Power factor controller blrcm reference guide eaton. Real power is the capacity of the circuit for performing work in a particular time. To replace this battery, please send the relay to beluk. Understanding power factor and how it affects your. Cm 06r power factor control relay blrcm with 12 relay outputs integrating algorithm with adjustable integration interval switching time delay cm 12r power factor control relay blrcm with 6 transistor outputs dynamic algorithm with reaction time c m 3 p h a s e. Power factor controller blrcm high tech power factor control with the aim to reach target cos. We have utilized our advanced manufacturing facility to manufacture and supply a superior range of automatic power factor controller.
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