From KineticSystems/GaGe

The customer's setup is a scientific application in which transient signals from a Laser Absorption Spectroscope are transferred to a computer. The laser power is modified in steps and the process is repeated. The measurement sensitivity is limited by noise generated by the current digitizer.
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Product Announcements
Marsh Bellofram Group of Companies - Universal Three-Phase Monitor Relay Series
The ATC Diversified Electronics Division (ATC) of Marsh Bellofram Corporation has introduced the SLU-100 series, a family of universal monitor relays, designed to provide cost-effective protection... (read more)
FLEX-CORE - Current Transformers for Relaying or Metering
FLEX-CORE SOLID CORE CURRENT TRANSFORMERS Features: For relaying or metering High Relay Class Models UL Recognized Window I.D. - 7.31"... (read more)
Time Mark Corporation - Over/Under 3-Phase Monitor - Model 269/269R
Model 269R - Monitors for High Voltage, Low Voltage, Phase Loss & Phase Reversal. It has 4 Voltage Ranges, Automatic reset and Adjustable Restart Delay Model 269 - Trips on High Voltage, Low... (read more)
Marsh Bellofram Group of Companies - Model SLU-100 Universal Phase Monitor Relays
The model SLU-100 Series Universal Phase Monitor Relays (3-Phase Monitors) from Marsh Bellofram provide cost-effective protection against premature equipment failure caused by voltage faults on... (read more)
Standex-Meder Electronics - MK27 Sensor/Actuator Solutions & Applications
Security switch Alarm systems Position detection Mining Commercial vehicles Cargo container doors Heating, Air Conditioning, Ventilation (HVAC) Hinged bracket contact Hydraulic end... (read more)
Standex-Meder Electronics - Designed to Carry Very High Current Levels.
A full spectrum of sizes, power, and high voltage switching options are just a few features offered, among the seven types of MEDER High Voltage/ High Current Reed Relays. Switching voltages as high... (read more)

Topics of Interest

9.8 The Future of Protection for Distribution Systems With the second generation of microprocessor relays now available, the emphasis is on the broader use of the protection relays as data...

Overview A protection relay is a device that senses any change in the signal it is receiving, usually from a current and/or voltage source. If the magnitude of the incoming signal is outside a...

6.1 Introduction Most protection systems for distribution networks assume power flows from the grid supply point to the downstream low-voltage network. This approach simplifies the problems...

Overview Protection functions are provided by relays or multifunctional devices like the Schneider Sepam. Protective relays (or multifunctional devices) are devices that permanently compare the...

9.7 Type Testing of Static Relays 9.7.1 Type Tests To ensure that static protection relays of all types comply with reasonable requirements and are suitable for applications to power system...