MAX4919B/MAX4920B/MAX4921B Battery Power-Up Logic with Overvoltage and Overcurrent Protection General Description
... The current limit takes care of two situations: when P2 is initially turned on, and when P2 is already on and a short circuit occurs (see Figure 9). When P2 is turned on, the current can be high because BTO = 0 and a large load capacitor needs to be charged. The protection circuit prevents the load ...
... The current limit takes care of two situations: when P2 is initially turned on, and when P2 is already on and a short circuit occurs (see Figure 9). When P2 is turned on, the current can be high because BTO = 0 and a large load capacitor needs to be charged. The protection circuit prevents the load ...
ADG3245 数据手册DataSheet 下载
... It is measured when all control inputs are at a logic HIGH or LOW level and the switches are OFF. Extra power supply current component for the BE control input when the input is not driven at the supplies. Data Propagation Delay through the Switch in the ON State. Propagation delay is related to the ...
... It is measured when all control inputs are at a logic HIGH or LOW level and the switches are OFF. Extra power supply current component for the BE control input when the input is not driven at the supplies. Data Propagation Delay through the Switch in the ON State. Propagation delay is related to the ...
![Section [26 33 63] [16611]](http://s1.studyres.com/store/data/004453506_1-4f9e369aec45bd3dc439b3cb820ebb4e-300x300.png)
Section [26 33 63] [16611]
... 1. Normal: The UPS module shall continuously supply 100 percent of the power to the critical load via the inverter. The rectifier/battery charger shall derive power from the utility AC source and supply DC power to the inverter while simultaneously float charging the batteries. The UPS module shall ...
... 1. Normal: The UPS module shall continuously supply 100 percent of the power to the critical load via the inverter. The rectifier/battery charger shall derive power from the utility AC source and supply DC power to the inverter while simultaneously float charging the batteries. The UPS module shall ...
Low Voltage Surge Protection
... to a business can be very expensive. A surge protection device is in real terms very inexpensive & when correctly selected & installed can prevent damage occurring. What is a surge? A surge is a random, short burst of excess electrical energy to a system. It is typically measured in micro & milli-se ...
... to a business can be very expensive. A surge protection device is in real terms very inexpensive & when correctly selected & installed can prevent damage occurring. What is a surge? A surge is a random, short burst of excess electrical energy to a system. It is typically measured in micro & milli-se ...
dual voltage refrigerators 120 volts ac and 12/24 volts dc
... refrigerator is in an enclosed space, the temperature within the space will rise quickly and will reduce the cooling performance of the refrigerator. Continued operation at high temperatures can damage the refrigerator compressor and other components. A free flow of air (ventilation) through the ref ...
... refrigerator is in an enclosed space, the temperature within the space will rise quickly and will reduce the cooling performance of the refrigerator. Continued operation at high temperatures can damage the refrigerator compressor and other components. A free flow of air (ventilation) through the ref ...
AN00094
... Type A — Applications, which have to be available all time, even when the car is parked and ignition-key is off, are permanently supplied from a permanent battery supply line, often called “Clamp-30”. However, those nodes need the possibility to reduce the current consumption for saving the battery ...
... Type A — Applications, which have to be available all time, even when the car is parked and ignition-key is off, are permanently supplied from a permanent battery supply line, often called “Clamp-30”. However, those nodes need the possibility to reduce the current consumption for saving the battery ...
Problem Statement Background
... affected equipment. SPS may, for example, effect a change to the operating state of power system elements to preserve system stability or to avoid unacceptable voltages or overloads in response to system events. There are many reasons for implementing an SPS; for example, an SPS can be implemented t ...
... affected equipment. SPS may, for example, effect a change to the operating state of power system elements to preserve system stability or to avoid unacceptable voltages or overloads in response to system events. There are many reasons for implementing an SPS; for example, an SPS can be implemented t ...
NPCC Directory 4 System Protection Criteria
... General Criteria The intent of the criteria established in this Directory is to ensure dependable and secure operation of the protection systems for bulk power system. For those protective relays intended for removal of faults from the bulk power system, dependability is paramount, and the redundanc ...
... General Criteria The intent of the criteria established in this Directory is to ensure dependable and secure operation of the protection systems for bulk power system. For those protective relays intended for removal of faults from the bulk power system, dependability is paramount, and the redundanc ...
Fuse Characteristics, Terms and Consideration Factors
... depending on ampere rating. Fuse photos in this catalog show typical construction of a particular ampere rating within the fuse series. FUSEHOLDERS: In many applications, fuses are installed in fuseholders. These fuses and their associated fuseholders are not intended for operation as a “switch” for ...
... depending on ampere rating. Fuse photos in this catalog show typical construction of a particular ampere rating within the fuse series. FUSEHOLDERS: In many applications, fuses are installed in fuseholders. These fuses and their associated fuseholders are not intended for operation as a “switch” for ...
USER MANUAL LCD 6~20Kva models
... 2) Ensure the air vents on the front and rear of the UPS are not blocked. Allow at least 0.5m of space on each side. 3) Condensation to water drops may occur if the UPS is unpacked in a very low temperature environment. In this case it is necessary to wait until the UPS is fully dried inside out bef ...
... 2) Ensure the air vents on the front and rear of the UPS are not blocked. Allow at least 0.5m of space on each side. 3) Condensation to water drops may occur if the UPS is unpacked in a very low temperature environment. In this case it is necessary to wait until the UPS is fully dried inside out bef ...
MAX703/MAX704 Low-Cost Microprocessor Supervisory Circuits with Battery Backup General Description
... 1.25V when VIN falls to the desired trip point (VTRIP). Resistor R3 adds hysteresis. It will typically be an order of magnitude greater than R1 or R2. The current through R1 and R2 should be at least 1µA to ensure that the 25nA (max) PFI input current does not shift the trip point. R3 should be larg ...
... 1.25V when VIN falls to the desired trip point (VTRIP). Resistor R3 adds hysteresis. It will typically be an order of magnitude greater than R1 or R2. The current through R1 and R2 should be at least 1µA to ensure that the 25nA (max) PFI input current does not shift the trip point. R3 should be larg ...
US-APWR Chapter 8 Electric Power D
... There are two non-Class 1E 13.8 kV medium voltage (MV) buses N1 and N2, four non-Class 1E 6.9 kV MV buses N3, N4, N5 and N6, two non-Class 1E 6.9 kV MV permanent buses P1 and P2, and four Class 1E 6.9 kV MV buses A, B, C and D. All low voltage buses are provided power from the MV buses. Each of the ...
... There are two non-Class 1E 13.8 kV medium voltage (MV) buses N1 and N2, four non-Class 1E 6.9 kV MV buses N3, N4, N5 and N6, two non-Class 1E 6.9 kV MV permanent buses P1 and P2, and four Class 1E 6.9 kV MV buses A, B, C and D. All low voltage buses are provided power from the MV buses. Each of the ...
TrueWave™ - AMETEK Programmable Power
... Always ensure that facility AC input power is de-energized prior to connecting or disconnecting any cable. In normal operation, the operator does not have access to hazardous voltages within the chassis. However, depending on the user’s application configuration, HIGH VOLTAGES HAZARDOUS TO HUMAN SAF ...
... Always ensure that facility AC input power is de-energized prior to connecting or disconnecting any cable. In normal operation, the operator does not have access to hazardous voltages within the chassis. However, depending on the user’s application configuration, HIGH VOLTAGES HAZARDOUS TO HUMAN SAF ...
Design and Analysis of a Novel Multilevel Active-Clamped Power-Converter T
... Multilevel converter technology has been receiving increasing attention during the last years due to its important advantages compared to conventional two-level conversion. Multilevel converters reduce the voltage across each semiconductor. These converters also synthesize waveforms with better harm ...
... Multilevel converter technology has been receiving increasing attention during the last years due to its important advantages compared to conventional two-level conversion. Multilevel converters reduce the voltage across each semiconductor. These converters also synthesize waveforms with better harm ...
OPERATION MANUAL for HWP-50E Hot Wire Process IMPORTANT
... Pacemaker wearers keep away until consulting your doctor. In welding, as in most jobs, exposure to certain hazards occurs. Welding is safe when precautions are taken. The safety information given below is only a summary of the more complete safety information that will be found in the Safety Standar ...
... Pacemaker wearers keep away until consulting your doctor. In welding, as in most jobs, exposure to certain hazards occurs. Welding is safe when precautions are taken. The safety information given below is only a summary of the more complete safety information that will be found in the Safety Standar ...
MAX6715–MAX6729 Dual/Triple Ultra-Low-Voltage SOT23 µP Supervisory Circuits General Description
... Supply Voltages The MAX6715–MAX6729 microprocessor (µP) supervisory circuits maintain system integrity by alerting the µP to fault conditions. These ICs are optimized for systems that monitor two or three supply voltages. The outputreset state is guaranteed to remain valid while either VCC1 or VCC2 ...
... Supply Voltages The MAX6715–MAX6729 microprocessor (µP) supervisory circuits maintain system integrity by alerting the µP to fault conditions. These ICs are optimized for systems that monitor two or three supply voltages. The outputreset state is guaranteed to remain valid while either VCC1 or VCC2 ...
Application Manual for Power Supply Noise Suppression
... Normally, if the signal level does not change for the power supply of the C-MOS digital circuit, there is hardly any current flow. However, if charge current at the gate capacitance (when the signal level switches from “0” to “1”) and discharge current (when the signal level switches from “1” to “0” ...
... Normally, if the signal level does not change for the power supply of the C-MOS digital circuit, there is hardly any current flow. However, if charge current at the gate capacitance (when the signal level switches from “0” to “1”) and discharge current (when the signal level switches from “1” to “0” ...
MOTORTRONICS™
... system power is on); likewise the disconnect cannot be closed when the incoming power section door is open. Associated doors in sections containing medium voltage are interlocked with the incoming power section door, by either direct mechanical means such as guillotine switches, or by use of Kirkkey ...
... system power is on); likewise the disconnect cannot be closed when the incoming power section door is open. Associated doors in sections containing medium voltage are interlocked with the incoming power section door, by either direct mechanical means such as guillotine switches, or by use of Kirkkey ...
NEM Interconnection Handbook
... This handbook does not address other types of generator interconnections under Rule 21 (PDF) or the Wholesale Distribution Access Tariff (WDAT) (PDF). Note: Schedule RES-BCT (PDF) (Renewable Energy Self-Generation - Bill Credit Transfer) is addressed under Rule 21. For technical requirements for int ...
... This handbook does not address other types of generator interconnections under Rule 21 (PDF) or the Wholesale Distribution Access Tariff (WDAT) (PDF). Note: Schedule RES-BCT (PDF) (Renewable Energy Self-Generation - Bill Credit Transfer) is addressed under Rule 21. For technical requirements for int ...