Model No: YD2000
Brand Name: yadata
Certification(s): CE
Features:
1) Functions:
a) Measures 3I, 3V, 3U, 3P, ΣP, 3Q, ΣQ, 3S, ΣS, F, PF, ±ΣWh,
±ΣQh 33 parameters
b) Functions of maximum, minimum, clock, calendar, active (reactive)
electric power impulse output
c) Lattice LCD display, Chinese / English mode can be transferred
d) Function of neutral current reference, precision class is 3.0%
e) Four displays at the same time
2) Technology indexes:
a) Standards: GB/T13850-1998, IEC688:1992, DL/T721-2000,
IEC61000-4
b) Accuracy:
i) U, I, power, power factor: <0.5%RD
ii) Active electric energy, reactive electric energy, phase voltage: <1.0%RD
iii) Frequency: ≤1.0% RD
c) Display units: V/kV/MV/, A/kA, W/kW/MW/GW, Hz, var/kvar/Mvar,
VA/kVA/MVA/GVA, Wh/kWh/MWh/varh/kvarh/Mvarh
d) Input range:
i) U: 5 - 120V / 600V (max. 600V)
ii) I: 0 - 1A / 5A (max. 6A)
e) Absorbing power consumption:
i) Voltage per route: <0.4VA (347V) / 0.2VA (150V)
ii) Current per route: <0.1VA (5A)
f) Overload capability:
i) U: 750V continuum / 1,000V 10s / 1,200V 3s
ii) I: 2 times rating continuum / 10s rating 30s
g) Measuring system: connection mode 3P4W / 3P3W / 1P2W, 1P3W /
3P3W, balance / 3P4W balance, may set parameters by software
through keyboard and serial port
h) Programmable setting: programmer mode (password)
i) Measuring system choice: 3P4W, 3P3W, 1P2W, 1P3W, 3P3W balance ,
3P4W balance, and CT, PT variable ratio 1 - 10,000
j) Display content: form feed time / menu with options
k) Communication:
i) Baud ratio: 1,200 / 2,400 / 4,800 / 9,600 / 19,200
ii) Parity bit: odd / even / no parity bit
l) Address: 1 - 255
m) Electric energy accumulating reposition: needs password
n) Communication serial port:
i) RS485 (standard) / RS232 (with options)
ii) Communication rules: MODBUS - RTU
o) Dielectric strength object:
i) Between input / output / power supply
ii) Testing method: AC 2kV 1 min leakage current 2mA
p) Surge: 1.2/50 - 8/20μs surge power supply 4kV (1.2 x 50μs), I/O line
2kV
q) Quick transient pulse series:
i) Power supply: 4kV, 2.5kHz
ii) I/O line: 2kV, 5kHz
iii) Contact discharge: 6kV
iiii) Gas spacing discharge: 8kV
r) RF electronic magnetic field: 10V/m medium intensity electromagnetic
radiation (like an interphone less than 1m)
s) Stability:
i) Temperature range: -10 - 50°C
ii) Temperature influence: 100ppm°C
iii) Long-term stability: <0.2% per year
t) Working condition:
i) Temperature: -10 - 50°C
ii) Humidity: 20 - 95% (no dew)