UMG 96RM-E Memory 256 MB Alarm management Residual current measurement Homepage Ethernet-Modbus gateway BACnet (optional) UMG 96 RM-E – Power analyser with Ethernet and RCM Communication • Modbus (RTU, TCP, Gateway) • TCP/IP • HTTP (configurable homepage) • FTP (file transfer) • SNMP • NTP (time synchronisation) • SMTP (email function) • DHCP • SNTP • TFTP • BACnet (optional) Power quality • Harmonics up to 40th harmonic • Rotary field components • Distortion factor THD-U / THD-I Interfaces • RS485 • Ethernet Measured data memory • 256 MB Flash 2 analogue inputs • Analogue, temperature or residual current input (RCM) Temperature measurement • PT100, PT1000, KTY83, KTY84 Network visualisation software • GridVis®-Basic (in the scope of supply) Accuracy of measurement • Energy: Class 0.5S (… / 5 A) • Current: 0.2 % • Voltage: 0.2 % Networks • TN, TT, IT networks • 3 and 4-phase networks • Up to 4 single-phase networks 2 digital outputs • Pulse output kWh / kvarh • Switch output • Threshold value output • Logic output • Remote via Modbus / Profibus 3 digital inputs/outputs • Usable as either inputs or outputs 1 UMG 96RM-E Areas of application • Measurement, monitoring and checking of electrical characteristics in energy distribution systems • Recording of load profiles in energy management systems (e.g. ISO 50001) • Acquisition of the energy consumption for cost centre analysis • Measured value transducer for building management systems or PLC (Modbus) • Monitoring of power quality characteristics, e.g. harmonics up to 40th harmonic • Residual current monitoring (RCM) Main features Universal meter • Operating current monitoring for general electrical parameters • High transparency through a multi-stage and scalable measurement system in the field of energy measurement • Acquisition of events through continuous measurement with 200 ms high resolution RCM device • Continuous monitoring of residual currents (Residual Current Monitor, RCM) • Alarming in case a preset threshold fault current reached • Near-realtime reactions for triggering countermeasures • Permanent RCM measurement for systems in permanent operation without the opportunity to switch off Energy measurement device Fig.: UMG 96RM-E with residual current monitoring via measuring inputs I5 / I6 • Continuous acquisition of the energy data and load profiles • Essential both in relation to energy efficiency and for the safe design of power distribution systems Harmonics analyser / event recorder • Analysis of individual harmonics for current and voltage • Prevention of production downtimes • Significantly longer service life for equipment • Rapid identification and analysis of power quality fluctuations by means of user-friendly tools (GridVis®) Fig.: Event logger: Voltage dip in the low voltage distribution system 2 UMG 96RM-E Extensive selection of tariffs • 7 tariffs each for effective energy (consumption, delivery and without backstop) • 7 tariffs each for reactive energy (inductive, capacitive and without backstop) • 7 tariffs for apparent energy • L1, L2 and L3, for each phase Highest possible degree of reliability • Continuous leakage current measurement • Historical data: Long-term monitoring of the residual current allows changes to be identified in good time, e.g. insulation faults • Time characteristics: Recognition of time relationships • Prevention of neutral conductor carryover • RCM threshold values can be optimized for each individual case: Fixed, dynamic and stepped RCM threshold value • Monitoring of the CGP (central ground point) and the subdistribution panels Fig.: Continuous leakage current measurement Analysis of fault current events • Event list with time stamp and values • Presentation of fault currents with characteristic and duration • Reproduction of phase currents during the fault current surge • Presentation of the phase voltages during the fault current surge Analysis of the harmonic fault current components Fig.: Analysis of fault current events • Frequencies of the fault currents (fault type) • Current peaks of the individual frequency components in A and % • Harmonics analysis up to 40th harmonic • Maximum values with real-time bar display Digital IOs • Extensive configuration of IOs for intelligent integration, alarm and control tasks Fig.: Analysis of the harmonic fault current components 3 UMG 96RM-E Ethernet (TCP/IP)- / Homepage- / Ethernet-Modbus gateway functionality • Simple integration into the network • More rapid and reliable data transfer • Modern homepage • World-wide access to measured values by means of standard web browsers via the device's inbuilt homepage • Access to measurement data via various channels • Reliable saving of measurement data possible over a very long periods of time in the 256 MByte measurement data memory • Connection of Modbus slave devices via Ethernet-Modbus gateway Fig.: Ethernet-Modbus gateway functionality Measuring device homepage • Webserver on the measuring device, i.e. device's own homepage • Remote operation of the device display via the homepage • Comprehensive measurement data incl. PQ • Online data directly available via the homepage, historic data optional via the APP measured value monitor, 51.00.246 Fig.: Illustration of the online data via the device's inbuilt homepage Dimension diagrams All dimensions in mm ca. 90 6 104 91,5 96 72 57 78 Side view Cut out: 92+0,8 x 92+0,8 mm 4 Rear view UMG 96RM-E Typical connection + = S2 S3 IDIFF = + K1 13 K2 14 K3 15 28 29 30 31 Group 2 Gruppe Group 1 Gruppe A 0-30 mA K5 K4 32 33 34 I5 35 36 16 B 37 I6 Analog inputs Analog-Eingänge Digital inputs/outputs Digital-Eingänge/Ausgänge 17 A RS485 Ethernet 10/100Base-T 24V = DC + B PT100 - UMG 96RM-E (RCM) Power supply Versorgungsvoltage spannung Measuring voltage Spannungsmessung N/- L/+ V1 V2 V3 VN 1 3 4 5 6 2 1) 2) 2) Current measurement Strommessung S2 S1 S2 3) 2) S1 S2 3) S2 S2 S1 S2 I4 S1 19 18 3) S2 Loads Verbraucher PC RJ45 S1 - - 3) S1 L1 S1 L2 S1 L3 S2 230V/400V 50Hz S1 N Fig.: Connection example with temperature and residual current measurement Device overview and technical data UMG 96RM-E*1 Item number (90–277 V AC / 90–250 V DC) 52.22.062 Item number (24–90 V AC / 24–90 V DC) 52.22.063 General Use in low and medium voltage networks Accuracy voltage measurement Accuracy current measurement Accuracy active energy (kWh, …/5 A) Number of measurement points per period Uninterrupted measurement • 0.2 % 0.2 % Class 0.5S 426 • RMS - momentary value Current, voltage, frequency • Active, reactive and apparent power / total and per phase • Power factor / total and per phase • Energy measurement Active, reactive and apparent energy [L1, L2, L3, ∑ L1–L3] Number of tariffs • 14 Recording of the mean values Voltage, current / actual and maximum • Active, reactive and apparent power / actual and maximum • Frequency / actual and maximum • Demand calculation mode (bi-metallic function) / thermal • Fig.: Connection example residual current measurement and PE monitoring Comment: For detailed technical information please refer to the operation manual and the Modbus address list. • = included - = not included *1 Inclusive UL certification. 5 UMG 96RM-E Other measurements Operating hours measurement • Clock • Power quality measurements Harmonics per order / current and voltage 1st – 40th Distortion factor THD-U in % • Distortion factor THD-I in % • Rotary field indication • Current and voltage, positive, zero and negative sequence component • Error / event recorder function • Under and overvoltage recording • Measured data recording Memory (Flash) 256 MB Average, minimum, maximum values • Current measurement channel 4 (+2) Alarm messages • Time stamp • Time basis average value freely user-defined RMS averaging, arithmetic • Displays and inputs / outputs LCD display (with backlighting), 2 buttons • Digital outputs (as switch or pulse output) 2 Digital inputs and outputs (selectable) 3 Analogue inputs (RCM, temperature, analogue) Voltage inputs 2 L1, L2, L3 + N Password protection • Communication Interfaces RS485: 9.6 – 115.2 kbps (Screw-type terminal) • Ethernet 10/100 Base-TX (RJ-45 socket) • Protocols Modbus RTU • Modbus TCP/IP • Modbus RTU over Ethernet • Modbus Gateway for Master-Slave configuration • HTTP (homepage configurable) • SMTP (email) • NTP (time synchronisation) • TFTP • FTP (File-Transfer) • SNMP • DHCP • BACnet (optional) • ICMP (Ping) • Software GridVis®-Basic*2 Online and historic graphs • Databases (Janitza DB, Derby DB); MySQL, MS SQL with higher GridVis® versions) • Manual reports (energy, power quality) • Topology views • Manual read-out of the measuring devices • Graph sets • Programming / threshold values / alarm management Comparator (5 Groups with 10 comparators each) • Comprehensive adjustment options for RCM • Comment: For detailed technical information please refer to the operation manual and the Modbus address list. • = included - = not included *2Optional additional functions with the packages GridVis®-Professional, GridVis®-Service and GridVis®-Ultimate. 6 Fig.: GridVis® software, configuration menu UMG 96RM-E Technical data Type of measurement Constant true RMS Up to 40th harmonic Nominal voltage, three-phase, 4-conductor (L-N, L-L) 277 / 480 V AC Nominal voltage, three-phase, 3-conductor (L-L) 480 V AC Measurement in quadrants 4 Networks TN, TT, IT Measured voltage input Fig.: RCM configuration, e.g. dynamic threshold value formation, for load-dependent threshold value adaptation Overvoltage category 300 V CAT III Measured range, voltage L-N, AC (without potential transformer) 10 … 300 Vrms Measured range, voltage L-L, AC (without potential transformer) 18 … 520 Vrms Resolution 0.01 V Impedance 4 MOhm / phase Frequency measuring range 45 ... 65 Hz Power consumption approx. 0.1 VA Sampling frequency per channel (50 / 60 Hz) 21.33 / 25.6 kHz Measured current input Rated current 1/5A Resolution 0.1 mA Measurement range 0.001 … 6 Amps Overvoltage category 300 V CAT II Measurement surge voltage 2 kV Power consumption approx. 0.2 VA (Ri = 5 mOhm) Overload for 1 sec. 120 A (sinusoidal) Sampling frequency per channel (50 / 60 Hz) 21.33 / 25.6 kHz Residual current input Analogue inputs 2 (for residual current or temperature measurement) Measurement range, residual current input*3 0.05 ... 30 mA Digital outputs Fig.: Summation current transformer for the acquisition of residual currents. Wide range with different configurations and sizes allow use in almost all applications Switching voltage max. 60 V DC, 33 V AC Switching current max. 50 mA Eff AC / DC Response time 10 / 12 periods + 10 ms Pulse output (energy pulse) max. 50 Hz Maximum cable length up to 30 m unscreened, from 30 m screened Mechanical properties Weight approx. 370 g Device dimensions in mm (H x W x D)*4 96 x 96 x 78 Battery CR2032, 3 V,type Lithium Protection class per EN 60529 Front: IP40; Back: IP20 Assembly per IEC EN 60999-1 / DIN EN 50022 Front panel installation Cable cross section Supply voltage 0.2 to 2.5 mm² Current measurement 0.2 to 2.5 mm² Voltage measurement 0.08 to 4.0 mm² Environmental conditions Temperature range Operation: K55 (-10 ... +70 °C) Relative humidity Operation: 0 to 75 % RH Operating height 0 ... 2,000 m above sea level Degree of pollution 2 Installation position user-defined Electromagnetic compatibility Electromagnetic compatibility of electrical equipment Directive 2004/108/EC Electrical appliances for application within particular voltage limits Directive 2006/95/EC Comment: For detailed technical information please refer to the operation manual and the Modbus address list. • = included - = not included *3 Example of residual current input 30 mA with 600/1 residual current transformer: 600 x 30 mA = 18,000 mA *4 Accurate device dimensions can be found in the operation manual. 7 UMG 96 RM-E Equipment safety Safety requirements for electrical equipment for measurement, regulation, control and laboratory use – Part 1: General requirements IEC/EN 61010-1 Part 2-030: Particular requirements for testing and measuring circuits IEC/EN 61010-2-030 Noise immunity Class A: Industrial environment IEC/EN 61326-1 Electrostatic discharge IEC/EN 61000-4-2 Voltage dips IEC/EN 61000-4-11 Emissions Class B: Residential environment IEC/EN 61326-1 Radio disturbanc voltage strength 30 – 1000 MHz IEC/CISPR11/EN 55011 Radiated interference voltage 0.15 – 30 MHz IEC/CISPR11/EN 55011 Safety Europe CE labelling Firmware Firmware update Update via GridVis® software. Firmware download (free of charge) from the website: http://www.janitza.com Comment: For detailed technical information please refer to the operation manual and the Modbus address list. • = included - = not included L3 L2 L1 Energy, operating current, PQ N Summation current measurement (RCM) of residual current Measurement of the central grounding point 8
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