Datasheet ND30
6Pages

• Measurement and recording of 54 power network parameters, including current and voltage harmonics up to 51st, in 1-phase 2-wire or 3-phase 3 or 4-wire balanced and unbalanced systems. • Graphical color display: LCD TFT 3,5’’, 320 x 240 pixels, fully configurable by a user (10 vies, 8 parameters in each) • Indications include the values of programmed ratios. • Memory of minimum and maximum values. • 2 configurable alarm outputs. • Optional: analog output 0/4...20 mA and 2 PT 100 inputs (eg. for measurement of transformer temperature). • Data archiving in the internal memory 8 GB (option). • Digital output RS-485 - MODBUS protocol. • Modern and user-friendly Ethernet interface 10/100 BASE-T (option): • protocol: MODBUS TCP/iP, HTTP, FTP, • services: www server, ftp server, DHCP client. • Programming of parameters using free eCon software. • Battery backup RTC. • Overall dimensions: 96 x 96 x 77 mm. - METER OF POWER NETWORK PARAMETERS EXAMPLE OF APPLICATION Termopara K MEASUREMENT AND VISUALIZATION OF POWER NETWORK PARAMETERS • • • • • • • • • • • • phase voltages: U1, U2, U3 phase-to-phase voltages: U12, U23, U31 phase currents I1, I2, I3 active phase powers: P1, P2, P3 reactive phase powers: Q1, Q2, Q3 apparent phase powers: S1, S2, S3 active power factors: PF1, PF2, PF3 reactive/active power factors: tgj1, tgj2, tgj3 active, reactive and apparent 3-phase power: P, Q, S mean 3-phase power factors: PF, tgj frequency f mean 3-phase voltage: US mean phase-to-phase voltage: Umf mean 3-phase current: IS 15, 30, 60 minutes’ mean active power: Pdemand mean apparent power Sdemand average current Idemand active, reactive and apparent 3-phase energy: EnP, EnQ, EnS active, reactive and apparent energy from external counter: EnPE total harmonic content coefficients for phase voltages and currents THDU1, THDU2, THDU3, THDI1, THDI2, THDI3 and for 3-phase voltages and currents THDU, THDI • harmonics for current and ph

ND30 - METER OF POWER NETWORK PARAMETERS FEATURES

ND30 - METER OF POWER NETWORK PARAMETERS EXTERNAL FEATURES Description of meter connections strips Indirect measurement in 4-wire network -connection of input signals

ND30 - METER OF POWER NETWORK PARAMETERS DUEL? LUMiL DISPLAING OF MEASUREMENT PARAMETERS T1:131°C rn T2:329°C £-1 up to 10 programmable screens (8 parameters per page); ability to change color for all screens two screens dedicated to harmonics; indication of individual harmonic for voltages and currents (up to 51st); bargraph presentation for all harmonics with zoom function easy to use and intuitive menu; information bar with status of: phase sequence, alarm outputs, temperature measurements*, archiving and memory*, Ethernet* and RS-485 interfaces, time and date *- availability of feature...

ND30 - METER OF POWER NETWORK PARAMETERS DITEL£>LUMlL METER CONFIGURATION WITH FREE eCON SOFTWARE Device configurator Check for updates I Update fir Filter: □ All □ Transducers 0 Meters D Controllers □ RF modules Turn off forms validation for SD30 ability to configure and update ND30 with free eCon software (via RS-485 or Ethernet* interface) Pages - general setting: Pages selection (on/off) availability of feature depends on hardware version of ND30 pages selection D Use the factory settings of the module Status: port disconnected Device: unknown Display brightnt Display dimmer delay...

ND30 - METER OF POWER NETWORK PARAMETERS Made by ORDERING CODE Meter ND30 Input voltage (phase/phase-to-phase) Un: 3 x 57.7/ 100 V, 3x 230/ 400 V 3 x 110/ 190 V, 3 x 400/ 690 V Additional outputs /inputs: 2 relays 2 relays, 1 analog output, 2 inputs PT100 Interface: RS-485 RS-485 and Ethernet, internal memory Supply: 85...253 V a.c., 90...300 V d.c. 20...40 V a.c., 20...60 V d.c. Version: standard custom-made* Language: Spanish English French Acceptance tests: without additional quality requirements with an extra quality inspection certificate acc.to customer’s request* Order example: The...