Bender ISOMETER iso1685D Series - Technical Data; Tabular Data iso1685 Dxx

iso1685DP_D00272_03_M_XXEN/08.2017
50
Technical data
15. Technical data
15.1 Tabular data iso1685Dxx
( )* = Factory settings
Insulation coordination acc. to IEC 60664-1/IEC 60664-3
Insulation coordination according to IEC 60664-1
Rated voltage..............................................................................................................................................................................DC 1500 V
Overvoltage category (OVC)..................................................................................................................................................................... III
Rated impulse withstand voltage ...................................................................................................................................................... 8 kV
Rated insulation voltage...................................................................................................................................................................1500 V
Pollution degree exterior.......................................................................................................................................................................... 3
Voltage test, routine test (IEC 61010-1) ......................................................................................................................................... 2.2 kV
Voltage ranges
Nominal system voltage range U
n
iso 1685DP.................................................................................... AC 0…1000 V / DC 0…1500 V
Tolerance of U
n
iso1685DP......................................................................................................................................AC +10 % / DC +5%
Nominal system voltage range U
n
iso1685D-HV................................................................................ AC 0…2000 V / DC 0…3000 V
Tolerance of U
n
iso1685D-HV............................................................................................................................................................+5%
Frequency range of U
n
..................................................................................................................................................... DC, 1…460 Hz
Supply voltage U
s
(see also device nameplate) ................................................................................................................. DC 18…30 V
Frequency range of U
s
........................................................................................................................................................................... DC
Power consumption ....................................................................................................................................................................... ≤ 9 W
Measuring circuit for insulation monitoring
Measuring voltage U
m
(peak value)............................................................................................................................................... ±50 V
Measuring current I
m
(at R
F
= 0 Ω)........................................................................................................................................... ≤ 1.5 mA
Internal DC resistance R
i
............................................................................................................................................................... ≥ 70 kΩ
Impedance Z
i
at 50 Hz.................................................................................................................................................................. ≥ 70 kΩ
Permissible extraneous DC voltage U
fg
................................................................................................................................. ≤ DC 1500 V
Permissible system leakage capacitance C
e
.......................................................................................... profile dependent, 0…2000 µF
Measuring range leakage capacitance ................................................................................................................................20…2000 F
Tolerance measurement of C
e
........................................................................................................................................... ±10 % ±10 µF
Frequency range measurement of C
e
............................................................................................................................ DC, 30…460 Hz
Response values for insulation monitoring
Response value R
an1
(alarm 1) ........................................................................................................................... 200 Ω…1 MΩ ( 40 kΩ )*
Response value R
an2
(alarm 2) ........................................................................................................................... 200 Ω…1 MΩ ( 10 kΩ )*
Condition response value ........................................................................................................................................................R
an1
≥ R
an2
Upper limit of the measuring range when set to C
emax
= 2000 µF ............................................................................................... 50 kΩ
Upper limit of the measuring range when set to C
emax
= 500 µF ................................................................................................ 200 kΩ
Relative uncertainty (10 kΩ…1 MΩ) (acc. to IEC 61557-8)........................................................................................................ ±15 %
Relative uncertainty (0.2 kΩ…< 10 kΩ)....................................................................................................................... ±200 Ω
±15 %
Hysteresis ........................................................................................................................................................................................... 25 %
Time response
Response time t
an
at R
F
= 0.5 x R
an
(R
an
= 10 kΩ) and C
e
= 1 F acc. to IEC 61557-8 ...........................................................................
profile dependent, typ. 10 s
Measuring circuit for insulation fault location (EDS) (only iso1685DP)
Locating current I
L
DC ................................................................................................................................................................. ≤ 50 mA
Test cycle/pause .............................................................................................................................................................................. 2 s/4 s
Indication
Display................................................................................................................................. graphic display 127 x 127 pixel, 40 x 40 mm
Display range measured value ........................................................................................................................................ 0.2 kΩ…50 MΩ
LEDs
ON (operation LED)............................................................................................................................................................................ green
PGH ON..............................................................................................................................................................................................yellow
SERVICE .............................................................................................................................................................................................yellow
ALARM 1 ...........................................................................................................................................................................................yellow
ALARM 2 ...........................................................................................................................................................................................yellow
Digital inputs
Operating mode, adjustable................................................................................................................................... active high, active low
Functions.....................................................................................................none, test, reset, deactivate device, insulation fault location
High level ................................................................................................................................................................................. 10…30 V
Low level .................................................................................................................................................................................... 0…0.5 V
Serial interface
Interface/protocol ................................................................................................................................................................. RS-485/BMS
Connection............................................................................................................................................................................ terminals A/B
Cable length .............................................................................................................................................................................. ≤ 1200 m
Shielded cable (shield to functional earth on one end) ............................................................... 2-core,
³0.6 mm
2
, e.g. J-Y(St)Y2x0.6
Shield.......................................................................................................................................................................................... terminal S
Terminating resistor, can be connected (Term. RS-485).................................................................................................. 120 Ω (0.5 W)
Device address, BMS bus ................................................................................................................................................ (1) 2…90 ( 2)*