ND40 - POWER NETWORK ANALYZER /RECORDER

Transcription

1 ND40 - POWER NETWORK ANALYZER /RECORDER EXAMPLE OF APPLICATION 0/4..20 ma Ethernet www/ftp/smtp T Ethernet TCP IP T2 RS-485 Pt00 USB HOST/ SDCARD Pt00 MEASUREMENT AND VISUALIZATION OF POWER NETWORK PARAMETERS

2 FEATURES INPUTS OUTPUTS GALVANIC ISOLATION 0/ ma RS IP65 RS MOD 485 BUS BUS Supply RS 485 Pt00/ TECHNICAL DATA INPUTS input type Measuring range parameters Basic error Voltage input 230/400 V Un ± 0.% current input a or 5a in ± 0.% logic input 6 logic inputs: 0/5..24 V d.c. switching frequency up to 50 hz input for temperature measurement pt00: c, pt000: c, resistance: Ω ± 0.2% OUTPUTS output type analog output relay output DIGITAL INTERFACES interface type rs-485 USB ethernet RATED OPERATING CONDITIONS properties 3 programmable current outputs 0/ ma, load resistance < 500 Ω 8 programmable electromagnetic relays, voltageless no contacts, load capacity 250 V a.c./ a a.c. properties 2 interfaces: ModBUS Slave and Master, baud rate bit/s, transmission mode ascii/rtu 2 interfaces: device & host, USB v Base-t, rj45 socket, Modbus tcp Server supply voltage 85 V..240 V a.c., hz 90 V..320 V d.c. power consumption: 5 Va, 35 Va (when loading) ambient temperature work: 0 up to 50 c storage: c relative humidity < 75% condensation inadmissible reaction against supply decays data and device state preservation supply recovery continuation of device work short term load (5s) 2 Un (max. 000 V) 0 in casing protection grade ip 65 safety requirements installation category iii pollution grade 2 Maximum phase-to-earth operating rs485, temperature/resistance input, USB: 50V voltage measuring circuit, relays, supply: 300 V Voltage U rms current i rms Frequency u rms averaged values: s class: B 3 s class: a 0 min class: S 2 hrs class: S i rms: averaged values: s class: B 3 s class: a 0 min class: S 2 hrs class: S class S appointed from 0 or 2 cycles in 200 ms. class a en 600- en 600- MEASURING RANGES AND ADMISSIBLE BASIC CONVERSION ERRORS Measuring quantity Measurement method range Basic error U rms l-n (50% Un) Un = 230 V V (ku=) kv (ku ) U rms l-l (50% Un): Un = 400 V V (ku=) kv (ku ) active, reactive and apparent power appointed from 00 or 20 cycles in 0 s. active power: Measured every 0 cycles (50 hz) or 2 cycles (60 hz) reactive power: appointed from apparent and active power. apparent power: appointed from value U rms and i rms. 2 i rms (50% in): in = a a (ki=) in = 5 a a (ki=) ka (ki ) class a acc. to en :2008 u rms l-n (0% Udin - 50% Udin): ±0.% Udin. i rms (0% in - 50% in): ±0.% of measurement 42.5 up to 57.5 hz for 50 hz a.c. of supply class S acc. to en : up to 69.0 hz for 60 hz a.c. of supply ±0.050 hz class a acc. to en :2008 ±0.00 hz depends on voltage and actual ratio value. acc. to en : active power: ± 0.5% pn reactive power: ± % Qn apparent power: ± 0.5% Sn

3 Measuring quantity Measurement method range Basic error active imported/exported energy, Measured every 0 cycles (50 hz) or 2 cycles (60 hz). depends on voltage and actual ratio value. acc. to en : reactive imported/exported energy, Separate measurement for exporten, imported active and active power: ± 0,5% apparent energy reactive energy. reactive power: ± % apparent power: ± 2% active power factor, power distortion factor harmonics of voltages and current thd U, thd i, thdg U, thdg i, thds U, thds i, pwhd U, pwhd i where: ku - voltage transformer ratio ki - current transformer ratio Udin - declared input voltage Urdg, irdg - measurement values Un, in, pn, Qn - nominal values active power factor : depends on U rms, i rms and active power. power distortion factor depends on thd i. acc. to en :2007, up to 5st harmonic window: 0 cycles (for 50 hz), 2 cycles (for 60 hz). FFt: 4096 points -, ,000 power factor pf ± 0.0% power distortion factor pfdist ± 0.05% Voltage harmonics: % current harmonics: % Voltage harmonics class ii ± 5% Urdg if Urdg > % ± 0.05% Un if Urdg < % current harmonics class ii ± 5% Urdg if Urdg > 3% ± 0.5% Un if Urdg < 3% acc. to en :2007, up to 5st harmonic thd U: % thd U: ±5% (50/60hz) window: 0 cycles thd i: % thd i: ±5% (50/60hz) (for 50 hz), 2 cycles thdg U: % thdg U: ±5% (50/60hz) (for 60 hz). FFt: 4096 points thdg i: % thds U: % thds i: % pwhd U: % pwhd i: % thdg i: ±5% (50/60hz) thds U: ±5% (50/60hz) thds i: ±5% (50/60hz) pwhd U: ±5% (50/60hz) pwhd i: ±5% (50/60hz) EXAMPLES OF MEASURING DATA PRESENTATION 3

4 EXAMPLES OF MEASURING DATA PRESENTATION 4

5 ETHERNET: WWW SERVER, FTP DIMENSIONS AND ASSEMBLY 5

6 ORDERING CODE xx language: order example: the code: nd e 0 means: nd40 - analyzer/ recorder nd class S - 8 relay outputs 00 - standard version e - user's manual in english 0 - without additional quality requirements. * only after agreeing with the manufacturer SEE ALSO: Sifam Tinsley Instrumentation Inc. 305 Creekside Village Drive, Suite 80 Kennesaw, GA 3044, USA info@sifamtinsley.com Toll Free: