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26. Metering Code Committee - Assam Electricity Regulatory
26. Metering Code Committee - Assam Electricity Regulatory

... minimum acceptable specification of meters, CTs ,PTs and CT/PT set etc. The metering Code prescribes the testing & calibration procedure and also periodicity. The metering code covers metering system for Assam Gridco, Generating Companies, Distribution Licensees and also for the open access customer ...
Negotiated Customer Connection Contract
Negotiated Customer Connection Contract

... (vii) plant and earth grid test certificates from approved test authorities; (viii) a secondary injection and trip test certificate on all circuit breakers and their associated protection devices; ...
w w w .ra d ia le n g .c o m
w w w .ra d ia le n g .c o m

... incorporates a built-in active pre-amplifier that boosts the pick-up’s output signal. Further, the musician turns the volume up and pushes his active EQ beyond the nominal (0dB) level. Since these high gain pre-amps often generate as much as 7 Volts, the high output signal saturates the input of most ...
Model NDX40 Series Automatic Battery Chargers
Model NDX40 Series Automatic Battery Chargers

... The Model NDX40 is designed with the best interests of your battery in mind. It is a high reliability battery charger designed for recharging Nickel-Cadmium (NiCd) and NickelMetal-Hydride (NiMH) batteries. It can charge from 1 to 10 cells at currents from 500 mA to 2500 mA. Accurate detection of ful ...
ABSTRACT - The University of Maryland
ABSTRACT - The University of Maryland

Fluke Corporation Fluke 83V Industrial Multimeter Manual
Fluke Corporation Fluke 83V Industrial Multimeter Manual

... Input for voltage, continuity, resistance, diode, capacitance, frequency, temperature (87), and duty cycle measurements. ...
MAX5456/MAX5457 Stereo Audio Taper Potentiometers with Pushbutton Interface General Description
MAX5456/MAX5457 Stereo Audio Taper Potentiometers with Pushbutton Interface General Description

... that controls volume and balance in audio applications. Each potentiometer has 32 tap points and replaces mechanical potentiometers. Refer to the MAX5408– MAX5411 data sheet for SPI versions of the MAX5456/ MAX5457. Use the MAX5456/MAX5457 digital inputs with momentary contact single-pole/single-thr ...
Radian Series Inverter/Charger
Radian Series Inverter/Charger

...  Battery-to-AC inverting which delivers split-phase 120/240 Vac at 60 Hz  AC-to-battery charging from any AC source  Uses energy from photovoltaic arrays, wind turbines, and other renewable resources. Use of OutBack FLEXmax charge controllers will optimize power production from PV sources.  Dual ...
RF7163 QUAD-BAND GSM850/EGSM900/DCS1800/ PCS1900 TRANSMIT MODULE
RF7163 QUAD-BAND GSM850/EGSM900/DCS1800/ PCS1900 TRANSMIT MODULE

... builds upon RFMD’s leading power amplifier with PowerStar® integrated power control technology, pHEMT switch technology, and integrated transmit filtering for best-in-class harmonic performance. The results are high performance, reduced solution size, and ease of implementation. The device is design ...
SmartWinch - RC
SmartWinch - RC

... The recommended battery pack is 5 or 6 NiCad or NimH cells. Alternatively a 6V sealed lead acid gel battery may be used. These days with higher cell energy densities, AA size NiCad or NimH cells can have capacities of up to about 2000 mAh. With these high capacities it is also feasible to use AAA si ...
- Azbil Corporation
- Azbil Corporation

... Instructs users to carry out a specific obligatory action to prevent possible danger. The symbol inside  graphically indicates the actual action to be carried out. (For example, the sign on the left indicates general instructions.) ...
LED Lamping Guide - Crenshaw Lighting
LED Lamping Guide - Crenshaw Lighting

... · UL has no general coverage for LED board and driver systems, adding listing costs and lead times to custom LED systems · standard 0-10V dimming requires two additional wires in addition to the standard two plus ground wires found throughout traditional electrical wiring plans · most LED sources do ...
voltage - Siemens
voltage - Siemens

... modes of protection: L-N, L-G, L-L, and N-G for Wye systems; L-L, L-G in Delta and impedance grounded Wye systems. [Deletable note: 10 Mode protection maybe selected for projects where discrete L-L MOV protection is preferred. For most projects this feature is not required.] SPD shall be connected t ...
HID Ballast Application Guide | GE Lighting
HID Ballast Application Guide | GE Lighting

... Lag (Reg Lag) are another type of EM ballasts. They utilize a magnetic with three separate coils. One coil connects to a capacitor for increased Power Factor and to regulate current into the lamp coil. The lamp coil is isolated from the power supply. This circuit provides very good control over ligh ...
Tempest Attacks - The University of Tulsa
Tempest Attacks - The University of Tulsa

... Minimize strength of compromising emanations Readable on a computer monitor, but not across Tempest emanations ...
NTB0104-Q100
NTB0104-Q100

77 K far-infrared hot-electron multi-quantum
77 K far-infrared hot-electron multi-quantum

... a beam chopper, collimated, and focused down onto the input window of either a LHe Dewar or a power meter, and a reference bolometer using two lenses and a beam splitter. The reference bolometer response voltage is displayed on a lock-in amplifier ~LIA! and recorded along with its corresponding powe ...
RGP30A, RGP30B, RGP30D, RGP30G, RGP30J, RGP30K
RGP30A, RGP30B, RGP30D, RGP30G, RGP30J, RGP30K

... typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a particular product with the properties described in ...
relays
relays

... number of poles – the number of separate circuits that can be switched by energizing the coil a. SP = single pole (one circuit is switched) b. DP = double pole (two circuits are switch) throw – throw describes what happens to the contacts when the coil is energized a. Single Throw – energizing the c ...
SA-360/361-10 - Carson Manufacturing Company, Inc.
SA-360/361-10 - Carson Manufacturing Company, Inc.

... An internal 8-position DIP switch on the circuit board may be changed to select various options. Accessing Option Switches - the DIP switch is located just behind the front panel of the amplifier. Use a 7/64” allen wrench to remove the 4 corner screws and front panel. Two-Tone - Replace Phaser tone ...
Totem Kin Subwoofer User Manual - ATEM Hi-Fi
Totem Kin Subwoofer User Manual - ATEM Hi-Fi

... Always keep in mind that frequency response and output level can be significantly affected / influenced by placement all depending on the room’s acoustic properties. Caution! This subwoofer has electronics built into the cabinet. Do not place the cabinet next to sources of heat such as furnace regis ...
Transformer Secondary Tap Conductors
Transformer Secondary Tap Conductors

... could occur. However, in this example, given the small transformer size, it would be difficult for the available fault current on the secondary side of the transformer to reach this fault current level. Transformer Tap Conductors – 240.21(C)(6) 240.21(C)(6) permits fuses or circuit breakers on the s ...
XR5486E 数据资料DataSheet下载
XR5486E 数据资料DataSheet下载

... state if the inputs are left un-driven or shorted. All RS485 bus-pins are protected against severe ESD events up to +/-15kV Air-Gap (IEC-61000-4-2), up to +/-8kV Contact Discharge (IEC-61000-4-2) and up to +/-15kV Human body Model. Drivers are protected from excess current flow caused by bus content ...
SECTION 16410
SECTION 16410

... modules of the same size operating in parallel. All modules shall be operating and sharing the load. The system shall be redundant. The system shall have one additional module than that required to supply the full rated load. The failure of any one of the modules shall cause that module be disconnec ...
PowerCut 1300/1600
PowerCut 1300/1600

... the work piece has been completely cleaned so that there are no substances on the work piece which might produce flammable or toxic vapors. Do not do hot work on closed containers. They may explode. 4. Have fire extinguishing equipment handy for instant use, such as a garden hose, water pail, sand b ...
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Mains electricity



Mains electricity is the general-purpose alternating-current (AC) electric power supply. In the US, electric power is referred to by several names including household power, household electricity, house current, powerline, domestic power, wall power, line power, AC power, city power, street power, and grid power.The two principal properties of the electric power supply, voltage and frequency, differ between regions. A voltage of (nominally) 230 V and a frequency of 50 Hz is used in Europe, most of Asia, most of South America and Australia. In North America, the most common combination is 120 V and a frequency of 60 Hz. Other voltages exist, and some countries may have, for example, 230 V but 60 Hz. This is a concern to travelers, since portable appliances designed for one voltage and frequency combination may not operate or may be destroyed by another.The use of different plugs and sockets in different regions provides some protection from accidental use of appliances with incompatible voltage and frequency requirements.
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