Generalinstruction

NSR - 3760 series intelligent power distributionand monitoring products including NSR - 3761 power parameter measuring instrument, NSR - 3762 powerquality monitoring device, NSR - 3763 gatewaymeter, NSR3765 power integrated monitoring and controlling protection device,etc., NSR-3760 series products widely adapt to various of control system, energy management system,distribution network automation, district powe  monitoring,industrial automation, intelligent building, intelligent switchboard,switchgear, which voltage level no more than 10 KV. The advantages of NSR-3760series product are convenient installation, wiring simple, easy maintenance, low engineering quantity,etc.

Features

²  Adopthigh performance hardware platform, 32-bit RISC CPU, rich of external settingresources.

²  Adopthigh speed sampling AD.

²  Main bodyis made with high reliability industrial class component, adopt automaticmonitoring and compensation technology to improve the stability and reliabilityof the hardware.

²  Resistancestrong interference, adapt the special rugged environment.

²  Analogcircuit with high precision, wide range component, without amplitude, phaseadjust circuit, circuit simple and reliable, without zero drift, low workloadof debugging and maintaining.

²  LCD,interface menu intuitional and friendly, information detailed and visual,convenient operating and debugging.

²  Consummatedevice self-checking strategy.

Functions

²  Can measure the fullelectric quantity parameter

²  Can measure theharmonic and display it as bar graph, can calculate the harmonic containingrate and distortion rate.

²  Possess out-of-limitalarm function and voltage swell, voltage dip, transient and flicker judgmentfunction.

²  With switch valueinput, used to monitor external middle control contactor

²  With relay output,used to control other devices

²  Can output DC24Vpower supply to charge the external transducer

²  Can outputmulti-circuit 4-20mA analog quantity

²  RS485 interface,support Modbus-RTU communication protocol, parameter can be setup, supportethernet

²  Possess powermetering, statistics, freeze function, can provide multi-rate and sub-timebilling.

²  Possess variety ofprotection such as repressing directional over-current, high circle loadshedding, low voltage, high voltage and resist countercurrent.