Power over Ethernet: IEEE 802.3af
... (PoE) process was developed and standardized under IEEE 802.3af. The devices are supplied with power directly via the data cable (e.g. via a CAT 5/5e cable up to 100m). PoE makes the network planning flexible and independent of switch cabinets and sockets. There are no extra costs for the electricit ...
... (PoE) process was developed and standardized under IEEE 802.3af. The devices are supplied with power directly via the data cable (e.g. via a CAT 5/5e cable up to 100m). PoE makes the network planning flexible and independent of switch cabinets and sockets. There are no extra costs for the electricit ...
MJD112 MJD1 12 NPN
... intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. ...
... intended for surgical implant into the body, or (b) support or sustain life, or (c) whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. ...
High Voltage DC Circuit Breakers Design, Operation and Expectation
... A circuit breaker configuration which combines the favorable features of the switched resistor bank and a commutation circuit is an RC design. The breaker capacitor will provide for fast commutation of load current and the switched resistor bank will allow control of the circuit breaker non-o ...
... A circuit breaker configuration which combines the favorable features of the switched resistor bank and a commutation circuit is an RC design. The breaker capacitor will provide for fast commutation of load current and the switched resistor bank will allow control of the circuit breaker non-o ...
Document
... (a) Semiconductor switches are an integral part of any power electronic system. Discuss the main functions of such devices in a typical power electronics system. (3 marks) (b) The power processor part of a switched-mode power supply is basically a DCDC converter circuit. Design a step-up DC-DC conve ...
... (a) Semiconductor switches are an integral part of any power electronic system. Discuss the main functions of such devices in a typical power electronics system. (3 marks) (b) The power processor part of a switched-mode power supply is basically a DCDC converter circuit. Design a step-up DC-DC conve ...
V. Oscillators
... Charging and discharging a capacitor can make a very simple kind of oscillator. The capacitor is charging through a resistor and after the voltage reaches a level it is rapidly discharging. Oscillator based on this principle is known as relaxation oscillator. It is inexpensive and simple and when ca ...
... Charging and discharging a capacitor can make a very simple kind of oscillator. The capacitor is charging through a resistor and after the voltage reaches a level it is rapidly discharging. Oscillator based on this principle is known as relaxation oscillator. It is inexpensive and simple and when ca ...
An experimental BiCMOS video 10 bit ADC - Solid
... the ADC, which are generated periodically in synchronizing with the clock. Input voltage deviations within *8 mV can be corrected in this configuration. When the clock rate is increased, the transient in the fine-ladder settlement period begins to disturb the correct transformation of voltage. The r ...
... the ADC, which are generated periodically in synchronizing with the clock. Input voltage deviations within *8 mV can be corrected in this configuration. When the clock rate is increased, the transient in the fine-ladder settlement period begins to disturb the correct transformation of voltage. The r ...
UCC3884 数据资料 dataSheet 下载
... When required the linear positive slope of the CT voltage could be buffered and used to provide slope compensation into the CS pin. OUT: The output of the controller. The peak source current is 0.5 A and the peak sink current is 1.0 A. The faults listed under the CSS description turn off this output ...
... When required the linear positive slope of the CT voltage could be buffered and used to provide slope compensation into the CS pin. OUT: The output of the controller. The peak source current is 0.5 A and the peak sink current is 1.0 A. The faults listed under the CSS description turn off this output ...
ACS755xCB-100 - Allegro Microsystems
... Allegro MicroSystems, Inc. reserves the right to make, from time to time, such departures from the detail specifications as may be required to permit improvements in the performance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that the ...
... Allegro MicroSystems, Inc. reserves the right to make, from time to time, such departures from the detail specifications as may be required to permit improvements in the performance, reliability, or manufacturability of its products. Before placing an order, the user is cautioned to verify that the ...
Static Voltage Stability Analysis of a Power System
... The conventional method for modeling and simulating power systems can be classified into two main categories: 1) differential algebraic equation solver based methods, such as implemented in SimPower System Toolbox by Matlab/Simulink, and 2) nodal admittance matrix based circuit simulation methods [2 ...
... The conventional method for modeling and simulating power systems can be classified into two main categories: 1) differential algebraic equation solver based methods, such as implemented in SimPower System Toolbox by Matlab/Simulink, and 2) nodal admittance matrix based circuit simulation methods [2 ...
STX112
... STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of Ameri ...
... STMicroelectronics group of companies Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan Malaysia - Malta - Morocco - Philippines - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of Ameri ...
EE 340 – Transmission Lines
... • For long lines, both the shunt capacitance and the series impedance must be treated as distributed quantities. The voltages and currents on the line are found by solving differential equations of the line. • However, it is possible to model a long transmission line as a π model with a modified ser ...
... • For long lines, both the shunt capacitance and the series impedance must be treated as distributed quantities. The voltages and currents on the line are found by solving differential equations of the line. • However, it is possible to model a long transmission line as a π model with a modified ser ...
AN-653: Improving Temperature, Stability, and Linearity of High Dynamic Range RMS RF Power Detectors
... appearing at the output of the error amplifier now contains significant peak-to-peak noise. While it is critical to feed this signal back to the VGA gain control input with the noise intact, the rms voltage going to the external measurement node can be filtered using a simple filter to yield a large ...
... appearing at the output of the error amplifier now contains significant peak-to-peak noise. While it is critical to feed this signal back to the VGA gain control input with the noise intact, the rms voltage going to the external measurement node can be filtered using a simple filter to yield a large ...
Calculating Total Harmonic Distortion by Measuring Sine Wave
... power level to the amplifier is adjusted for a desired output power level and then looking at the output harmonic spectrums (second, third, and fourth harmonics, etc.) of the amplifier on a spectrum analyzer relative to the amplitude of the output fundamental signal, as shown in Figure 1. Another me ...
... power level to the amplifier is adjusted for a desired output power level and then looking at the output harmonic spectrums (second, third, and fourth harmonics, etc.) of the amplifier on a spectrum analyzer relative to the amplitude of the output fundamental signal, as shown in Figure 1. Another me ...
IEEE Power and Engineering Society (PES) Wire
... This standard provides guidance for the calculation of power station ground potential rise (GPR) and longitudinal induction (LI) voltages as well as guidance for their appropriate reduction from worst-case values for use in metallic telecommunication protection design. Information is also included f ...
... This standard provides guidance for the calculation of power station ground potential rise (GPR) and longitudinal induction (LI) voltages as well as guidance for their appropriate reduction from worst-case values for use in metallic telecommunication protection design. Information is also included f ...
A Modular Power Electronics Instructional Laboratory
... and the introduction of two electrically independent FET devices. It is essential to the blue-box concept that there not be any “hidden” functions or control action. Protection is deliberately kept to the absolute minimum – the box does not “self-protect” or use additional circuitry to mitigate erro ...
... and the introduction of two electrically independent FET devices. It is essential to the blue-box concept that there not be any “hidden” functions or control action. Protection is deliberately kept to the absolute minimum – the box does not “self-protect” or use additional circuitry to mitigate erro ...
Short Catalog 12 Halaman.cdr
... compliance with the NFC 17-102 standard and is subject of tests campaign in site. The Saint-Elme Active 2D lightning conductor's exitation advance device has been determinated comparing to a rod of reference obtained in short-circuiting the double device of this lightning conductor. ...
... compliance with the NFC 17-102 standard and is subject of tests campaign in site. The Saint-Elme Active 2D lightning conductor's exitation advance device has been determinated comparing to a rod of reference obtained in short-circuiting the double device of this lightning conductor. ...
Three Phase User Manual 4.8 - 16.7 KvA
... digital meter display, and maintenance free sealed lead calcium type batteries. The system components are carefully matched to make the unit a completely self-contained, fully automatic standby power source for operation on all types of lighting loads. The batteries are sized and tested per UL-924 a ...
... digital meter display, and maintenance free sealed lead calcium type batteries. The system components are carefully matched to make the unit a completely self-contained, fully automatic standby power source for operation on all types of lighting loads. The batteries are sized and tested per UL-924 a ...
VOLTAGE REGULATORS
... filter, making the unit a full function power conditioner. There are no controls except an on off breaker switch. (The AR-1220J also has an output voltage selector switch.) Limitations: These Line Voltage Regul ators are for use with AC voltage only. DC voltages should never be applied to them. Also, ...
... filter, making the unit a full function power conditioner. There are no controls except an on off breaker switch. (The AR-1220J also has an output voltage selector switch.) Limitations: These Line Voltage Regul ators are for use with AC voltage only. DC voltages should never be applied to them. Also, ...
AC Meters - UniMAP Portal
... Several types of rectifiers are selected such as a copper oxide rectifier, a vacuum diode, or semiconductor or ...
... Several types of rectifiers are selected such as a copper oxide rectifier, a vacuum diode, or semiconductor or ...
RV Power Products` Solar Boost™ 50 MPPT PV
... module voltage times output current equals maximum power. A PV’s maximum power point is constantly changing with module temperature and solar insolation. The MPPT controller tracks that power point as it changes. In most PVs, the maximum power point at 25°C (77°F) is at 16.5 VDC or higher, while a t ...
... module voltage times output current equals maximum power. A PV’s maximum power point is constantly changing with module temperature and solar insolation. The MPPT controller tracks that power point as it changes. In most PVs, the maximum power point at 25°C (77°F) is at 16.5 VDC or higher, while a t ...
DRTS 64 - isa test
... The standard IEC61850 describes the communication of devices in substations. IEC61850 messages coming from the devices connected to the substation network are also called GOOSE. GOOSE messages describe binary status signals over the substation network and are also used for relays tripping. For relay ...
... The standard IEC61850 describes the communication of devices in substations. IEC61850 messages coming from the devices connected to the substation network are also called GOOSE. GOOSE messages describe binary status signals over the substation network and are also used for relays tripping. For relay ...