Acumentrics Rugged-UPS™ Design Details
... demand a high amount of current for a few milliseconds during the positive and negative portion of the cycle. This Peak-to-RMS current ratio is termed the Crest Factor. The inverter section of a UPS must be able to handle this high crest factor or the output voltage will result in fault-topping, cre ...
... demand a high amount of current for a few milliseconds during the positive and negative portion of the cycle. This Peak-to-RMS current ratio is termed the Crest Factor. The inverter section of a UPS must be able to handle this high crest factor or the output voltage will result in fault-topping, cre ...
SASO_GFCINov2014
... interruption depend on line supply voltage • Differential current detection and energy for operation typically by current transformer GE Industrial Solutions | November 2014 ...
... interruption depend on line supply voltage • Differential current detection and energy for operation typically by current transformer GE Industrial Solutions | November 2014 ...
The IG-102 Goes Transistor!
... instructions apply to c ha nges and additi ons to the basic IG-l 02 radio fre quency signal generator. Accordingly, the o riginal instruction manual an d d rawings are used for reference to detail th e modificat ion p ro cedu re . T his proce d u re invo lves sim p le • Installa tion of the batte ry ...
... instructions apply to c ha nges and additi ons to the basic IG-l 02 radio fre quency signal generator. Accordingly, the o riginal instruction manual an d d rawings are used for reference to detail th e modificat ion p ro cedu re . T his proce d u re invo lves sim p le • Installa tion of the batte ry ...
A New Harmonic Detection Method for Shunt Active
... result of this issue, Fig. 14 and Fig. 15 show the d-axis current after filtering. This figure is comparison between the traditional FFT based LPF (with cut off frequency 10 Hz) and the wavelet-windowing based low pass filter. As a consequent, the proposed method has a fast transient response and de ...
... result of this issue, Fig. 14 and Fig. 15 show the d-axis current after filtering. This figure is comparison between the traditional FFT based LPF (with cut off frequency 10 Hz) and the wavelet-windowing based low pass filter. As a consequent, the proposed method has a fast transient response and de ...
Ultra-low power subthreshold current
... devices, respectively. As confirmed by measurement, the gain estimated by (2) is about 3.2. Also, it can be concluded from (2) that the circuit gain will improve by reducing the device slope factor. The powerdelay-product (PDP) of the proposed gate is in the sub-fJ-range, and three to five times sma ...
... devices, respectively. As confirmed by measurement, the gain estimated by (2) is about 3.2. Also, it can be concluded from (2) that the circuit gain will improve by reducing the device slope factor. The powerdelay-product (PDP) of the proposed gate is in the sub-fJ-range, and three to five times sma ...
LM2937 500 mA Low Dropout Regulator
... The LM2937 is a positive voltage regulator capable of supplying up to 500 mA of load current. The use of a PNP power transistor provides a low dropout voltage characteristic. With a load current of 500 mA the minimum input to output voltage differential required for the output to remain in regulatio ...
... The LM2937 is a positive voltage regulator capable of supplying up to 500 mA of load current. The use of a PNP power transistor provides a low dropout voltage characteristic. With a load current of 500 mA the minimum input to output voltage differential required for the output to remain in regulatio ...
BC548 BC548A BC548B BC548C
... 1. Life support devices or systems are devices or 2. A critical component is any component of a life support device or system whose failure to perform can systems which, (a) are intended for surgical implant into be reasonably expected to cause the failure of the life the body, or (b) support or sus ...
... 1. Life support devices or systems are devices or 2. A critical component is any component of a life support device or system whose failure to perform can systems which, (a) are intended for surgical implant into be reasonably expected to cause the failure of the life the body, or (b) support or sus ...
EET420-FinalReport - Department of Applied Engineering
... A triac is an electronic component approximately equivalent to two silicon-controlled rectifiers (SCRs/thyristors) joined in inverse parallel (paralleled but with the polarity reversed) and with their gates connected together. Formal name for a TRIAC is bidirectional triode thyristor. This results i ...
... A triac is an electronic component approximately equivalent to two silicon-controlled rectifiers (SCRs/thyristors) joined in inverse parallel (paralleled but with the polarity reversed) and with their gates connected together. Formal name for a TRIAC is bidirectional triode thyristor. This results i ...
PDF
... Specifically, when the supply voltage abruptly rises from a low voltage (9 V) to a higher voltage (16 V), it is necessary to immediately shorten the ON time of the field effect transistor (FET) on the primary side of the DC/DC converter. However, in feed-back control, the ON time can be shortened on ...
... Specifically, when the supply voltage abruptly rises from a low voltage (9 V) to a higher voltage (16 V), it is necessary to immediately shorten the ON time of the field effect transistor (FET) on the primary side of the DC/DC converter. However, in feed-back control, the ON time can be shortened on ...
Abstract - theelectromech.in
... use of the brushless direct current (BLDC) motor in these applications is becoming very common due to features of high efficiency, high flux density per unit volume, low maintenance requirements, and low electromagnetic-interference problems. These BLDC motors are not limited to household applicatio ...
... use of the brushless direct current (BLDC) motor in these applications is becoming very common due to features of high efficiency, high flux density per unit volume, low maintenance requirements, and low electromagnetic-interference problems. These BLDC motors are not limited to household applicatio ...
open file - PowerLogic
... proved that the event should not have been had cleared. The voltage after that fourso severe, and that it exposed a coordinacycle respite gradually decreases in tion problem on the electric utility circuit magnitude, and, if you look carefully, in serving the plant! frequency. This effect is also co ...
... proved that the event should not have been had cleared. The voltage after that fourso severe, and that it exposed a coordinacycle respite gradually decreases in tion problem on the electric utility circuit magnitude, and, if you look carefully, in serving the plant! frequency. This effect is also co ...
FJB102 High Voltage Power Darlington Transistor F JB
... SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: ...
... SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: ...
Evolis 24 kV Lateral version
... Phase to phase distance (mm) MV connection on the: Ud 50 kV 50 Hz, 1 min 12.5 kA Up 125 kV peak 16 kA Lateral version - MV connection on the right 20 kA ...
... Phase to phase distance (mm) MV connection on the: Ud 50 kV 50 Hz, 1 min 12.5 kA Up 125 kV peak 16 kA Lateral version - MV connection on the right 20 kA ...