CARLO GAVAZZI WM23-96 - PROGRAMMING Manual do Utilizador descarregar pdf (Página 36)

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Technical Features

Harmonic analysis

Controlled variables: V∑, Vn∑, PF∑, W∑, VA∑, var∑,

Wdmd, VAdmd, An, ASY (asymmetry), THD V LN (the highest

value among the three phases) THD A (the highest values

among the three phases);

On-time delay: 0 to 255s

Output type: SPDT relay AC 1-8A @ 250VAC, DC 12-5A @

24VDC, AC 15-2.5A @ 250VAC, DC 13-2.5A @ 24VDC

Insulation: by means of optocouplers, 4000 V

RMS

output to

measuring input, 4000 V

RMS

output to supply input; insulation

between the two outputs: functional.

■ Software functions

Password: Numeric code of max 4 digits; 2 protection levels

of the programming data

1st level, Password “0”, no protection

2nd level, Password from 1 to 255, all data are protected.

Transformer ratio: CT from 1 to 5000

VT from 1.0 to 100.0 where, CT x VT≤10000 max

Power dmd: Integration time

programmable from 1 to 30 min

Filter: filter operating range from 0 to 100% of the input elec-

trical scale

Filtering coefficient: 1 to 16

Filter action: measurements, alarms, serial output (fundamen-

tal variables V, A, W and their derived ones).

Display up to 4 variables per page (

3-phase with neutral system):

Page 1:

V L1, V L2, V L3, V LN∑

Page

2: V L12, V L13, V L31, V∑

Page 3:

A L1, A L2, AL3, An

Page 4: PF L1, PF L2, PF L3, PF∑

Page 5: PF L1(min), PF L2(min), PF L3(min),

Page 6: W L1, W L2, W L3

Page 7: W L1(max), W L2(max), W L3(max),

Page 8: var L1, var L2, var L3

Gross Automation (877) 268-3700 · www.carlogavazzisales.com · [email protected]

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