EDS44x_D00201_07_M_XXDE/06.2020
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Technical data
13. Technical data
13.1 Tabular data
Insulation coordination acc. to IEC 60664-1/IEC 60664-3
Definitions
Supply circuit (IC1).................................................................................................................................................................. A1, A2
Output circuit 1 (IC2).................................................................................................................................................................13, 14
Output circuit 2 (IC3).................................................................................................................................................................23, 24
Control circuit (IC4)................................................................................................................... (A1, A2), (13,14)-(23,24)-(X1, X3)
Rated voltage....................................................................................................................................................................................1000 V
Overvoltage category ............................................................................................................................................................................... III
Range of use .................................................................................................................................................................... ≤ 2000 m AMSL
Rated impulse voltage
IC1/(IC2-4) ...................................................................................................................................................................................4 kV
IC2/(IC3-4) ...................................................................................................................................................................................4 kV
IC3/(IC4) ......................................................................................................................................................................................4 kV
Rated insulation voltage
IC1/(IC2-4) .......................................................................................................................................................................... AC 250 V
IC2/(IC3-4) .................................................................................................................................................................................250 V
IC3/IC4........................................................................................................................................................................................250 V
Pollution degree outside (U
n
< 690 V)............................................................................................................................................3
Pollution degree outside (U
n
> 690 < 1000 V).............................................................................................................................. 2
Protective separation (reinforced insulation) between
IC1/(IC2-4) ......................................................................................................................................Overvoltage category III, 1000 V
IC2/(IC3-4) ....................................................................................................................................... Overvoltage category III, 300 V
IC3/IC4...............................................................................................................................................Overvoltage category III, 300 V
Voltage tests (routine test) acc. to IEC 61010-1
IC2/(IC3-4) .......................................................................................................................................................................... AC 2.2 kV
IC3/IC4................................................................................................................................................................................. AC 2.2 kV
Supply voltage
Supply voltage range U
s
EDS44...-L (…-LAB, …-LAF)...........................................................................................AC/DC 24…240 V
Supply voltage range U
s
EDS44...-S............................................................................................................................................... DC 24 V
Tolerance of U
s
.....................................................................................................................................................................-20…+15 %
Frequency range of U
s
...............................................................................................................................................DC, 50…400 Hz
(1 (2
Tolerance of the frequency range of U
s
.................................................................................................................................-5…+15 %
Power consumption, typically 50 Hz (400 Hz) EDS44...-l..........................................................................≤ 4 W/7 VA (≤ 4 W, 28 VA)
Power consumption, typically (DC via BB bus) EDS44...-S.............................................................................................................≤ 1 W
Response values
Response value insulation fault location (I
∆L
) EDS440 ........................................................................................................... 2…10 mA
Response value insulation fault location (I
∆L
) EDS441 ..........................................................................................................0.2…1 mA
Relative uncertainty (I
∆L
) EDS440.........................................................................................................................±30 %, min. ±2 mA
(3
Relative uncertainty (I
∆L
) EDS441......................................................................................................................±30 %, min. ±0.2 mA
(3
Response value residual current measurement (I
∆n
) EDS440 .........................................................................................100 mA…10 A
Response value residual current measurement (I
∆n
) EDS441........................................................................................... 100 mA…1 A
Relative uncertainty (I
∆n
) EDS44x (42…60 Hz)..............................................................................................................................±5 %
Relative uncertainty (I
∆n
) EDS44x (61…1000 Hz)................................................................................................................. -20…0 %
Hysteresis ........................................................................................................................................................................................... 20 %
Time response
Scanning time for all channels insulation fault location (I
∆L
).......................................................................profile-dependent, min. 6 s
Response time residual current measurement (I
∆n
).................................................................................................................. ≤ 400 ms
Response time for measuring current transformer monitoring............................................................................................max. 18 min
Measuring circuit
Nominal system voltage U
n
EDS440.....................................................refer to locating current injector (e.g. ISOMETER® iso685-D-P)
Nominal system voltage U
n
EDS441.......................................................................................................................... AC 230 V, DC 220 V
Tolerance of Un EDS441 ....................................................................................................................................... AC ±15 %, DC ±40 %
Measuring current transformers external for EDS440 type ..................................................................................W…, WR…, WS…
Measuring current transformers external for EDS441 type.............................................................................W…/8000, WS…/8000
Measuring current transformers external for EDS44x-LAB type..................................................................................................W…AB
Load EDS440 ....................................................................................................................................................................................... 47 Ω
Load EDS441 .................................................................................................................................................................................... 1.5 kΩ
Rated insulation voltage measuring current transformers .............................................................................................................. 800 V
Connection EDS measuring current transformers
Single wire ≥ 0.75 mm²................................................................................................................................................................0…1 m
Single wire, twisted ≥ 0.75 mm² .............................................................................................................................................. 1…10 m
Shielded cable ≥ 0.5 mm²....................................................................................................................................................... 10…40 m
Recommended cable (shielded, shield connected to PE on one side)..................................................................J-Y (St) Y min. 2 x 0.8
Measuring ranges insulation fault location I
ΔL
Rated frequency range...............................................................................................................................................DC, 16.7…1000 Hz
Measuring range insulation fault location (I
∆L
) EDS440......................................................................................................1.5…50 mA
Measuring range insulation fault location (I
∆L
) EDS441......................................................................................................0.15…5 mA
Maximum permissible residual current.........................................................................................................refer to "Diagrams" chapter
Measuring range residual current measurement I
Δn
Measuring range residual current measurement (I
∆n
) EDS440...................................................................................... 100 mA…20 A
Rated frequency range EDS440-x ....................................................................................................................................... 50…1000 Hz
Measuring range residual current measurement (I
∆n
) EDS441........................................................................................ 100 mA…2 A
Rated frequency range EDS441-x ........................................................................................................................................... 50…60 Hz
LEDs
ON (operation LED)............................................................................................................................................................................ green
COM...................................................................................................................................................................................................yellow
SERVICE .............................................................................................................................................................................................yellow
I
∆L
ALARM.........................................................................................................................................................................................yellow
I
∆n
ALARM.........................................................................................................................................................................................yellow
1…12 channel indication...............................................................................................................................................................yellow
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