www.lumel.com.pl

2

technical data

control parameters

number of outputs

max. up to 8 outputs for controller execution 96x96 mm

max. up to 12 outputs for controller execution144x144 mm

alarm output

1x ( max. 250V/1000 W a.c.)

target PF range

0.8 ld to 0.8 lg

Switching threshold

30 to 100 %

Switch-in-time (connecting time)

10 to 1800 Sec

Switch-off-time (disconnecting time)

10 to 1800 Sec

discharge time

60 to 1800 Sec

• voltages (l-l, l-n)

• current

• power factor, bank status

• active/ reactive/ apparent power

• difference kVaR to target power factor

• frequency

• thd

U , thdi

• harmonics for current and phase voltage up to 31st

• active energy (import/export)

• reactive energy (inductive/capacitive)

• apparent energy

• active/ reactive/ apparent demand power

• Run hour

• On hour

• number of interruptions

• system fault (window 1/ window 2)

• date/ time

MeaSUReMent and ViSUalizatiOn OF POWeR netWORk PaRaMeteRS

nF20 - POWeRFactORcOntROlleR

• system warning

• demand active power (import/export)

• min, max voltage

• min, max current

• min, max frequency

• min, max temperature

• max thd

U

• max thd

i

• max active power (import/export)

• max reactive power (capacitive/inductive)

• max apparent power

• energy demand (capacitive/inductive)

• bank switching count (number of banks configured)

• bank operation time (number of banks configured)

• bank value (number of banks configured)

• test run menu

measUrement

InpUt voltage

nominal input voltage (ac RMS)

240 V

InpUt cUrrent

nominal input current

1 a/ 5a ac RMS

System ct secondary values

1a & 5a programmable

System ct primary values

From 1a up to 9999a

Max continuous input current

120% of rated value

operatIng measUrIng ranges

Voltage

30 - 550 V ac

current

2 ma measuring starting current , 10 ma operating current , Max 6 amp

Frequency

40…70 hz

accUracy

Voltage

± 0.5% of nominal value

current

± 0.5% of nominal value

Frequency

± 0.15% of mid frequency

active Power

± 1.0 % of nominal value

Reactive Power

± 1.0 % of nominal value

apparent Power

± 1.0 % of nominal value

active energy (kWh)

± 1.0 % of nominal value

Reactive energy (kVarh)

± 2.0 %

apparent energy (kVah)

± 1.0 % of nominal value

total harmonic distortion

± 4.0 %

external FeatUres

Read-out field

graphic display lcd 2 x16 characters; display update rate ≈ 1 sec.

external dimensions

for 3 different executions acc. ordering code:

• 96 x 96 x 51 mm (without extension modules);

• 96 x 96 x 75 mm (with extension modules);

• 144 x 144 x 56 mm

mounting hole:

• 92+0,8x 92+0,8mm

• 92+0,8 x 92+0,8mm

• 138 x 138 mm

Weight

• 0.35 kg (controller execution 96 x 96 mm)

• 0.5 kg (controller execution144 x 144 mm)

Protection grade

from front side: iP54

from terminal side: iP20