Intrinsically safe power supply
02 September, 2009 byThe RN221N combined active barrier and power supply is SIL2 rated and provides galvanic isolation for the 4 to 20 mA measured signal. It is suitable for use in hazardous areas and can be powered by 20 to 250 VAC/DC, reducing the need for different versions across the plant.
Power factor correction capacitor banks
02 September, 2009 byPower factor correction capacitor banks from Janitza Electronics are suitable for LV three-phase power distribution. They are supplied with detuning chokes, discharge resistors, internal busbar system and HRC fusegear.
PRO-M switchmode power supplies
02 September, 2009The PRO-M range of switchmode power supplies provides a claimed 50% space saving over regular power supplies and no ventilation gap required between multiple units, enabling them to be installed into tight locations within switchboards or machines.
Janitza DIN-rail power quality analyser
02 September, 2009The Janitza DIN-rail mounting, UMG 511 power quality analyser is capable of providing 24/7 continuous monitoring and analysis of single- and three-phase, three- and four-wire networks.
High-density power hub
09 July, 2009 byThe FieldConnex 500 mA high-density power hub is an addition to the FieldConnex fieldbus interface products, designed for fast installation and reliable long-term operation in a fieldbus infrastructure.
Transformer analyser
09 July, 2009 byThe Serveron continuous, online, dissolved gas analysis monitor for transformers is available in two models, both based on closed-loop gas chromatography.
Energy storage batteries
09 July, 2009 byThe SEC TSG range of 12 V sealed lead acid batteries deploys Monobloc Catalyst technology for long-life operation, thereby combining the safety and low-maintenance advantages of sealed lead acid batteries with the long life of normal lead acid batteries.
Strain gauge signal conditioner
09 July, 2009 byThe ACT20P-Bridge strain gauge signal conditioner and isolator provides four switch-selectable input ranges of 0 to ±10, 20, 30 and 50 mV and proportional analog output of between 0-22 mA with loads of <600 Ω, and 0-11 V with loads >1 kΩ. Accuracy is claimed as being better than 0.05%, with a temperature drift of better that 50 ppm over the range of -40 to +70 °C.
Low harmonic drives
09 July, 2009 byThe VLT low harmonic drive eliminates the harmonic disturbances on the supply grid by actively imposing currents into the grid so that the high-quality sine wave of the grid current is restored.
Protective relay testing
09 July, 2009 byTo enable electrical installations and relays to be tested to the new IEC 61850 international communication standard for electricity substations, an IEC 61850 option has been introduced for the MPRT protective relay test system, together with MGC configurator software.
DC-DC converters
09 July, 2009The Vicor DC-DC 28 VDC input family has been expanded with the addition of eight wide-input Micro DC-DC converters.
AC/DC power source
08 July, 2009 byThe Compact iX Series AC and DC power source addresses increasing demands on test equipment to perform additional functions. Many components in the device are shared between the AC/DC source and the power analyser.
Electrical ground test kit
08 July, 2009
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The Tower and Substation GroundFlex Field Kit includes the GroundFlex Adapter model 6474 and Ground Resistance Tester model 6472 to test ground resistance of individual power transmission tower legs and total resistance without disconnecting the overhead ground wire. It is designed to save time and money and enhance safety for operators.
Power quality monitor
08 July, 2009 byThe KoCoS EPPE C8 power quality and power line monitor is a comprehensive electrical analyser in a panel-mounting instrument package suitable for applications that include busbar, feeder and individual load monitoring and power quality analysis.
AC power load
08 July, 2009 byThe 3091LD AC power tester is designed to provide precisely controlled nonlinear loads for testing AC power generation equipment such as UPSs, AC sources, electrical switches and circuit breakers.
