Technical dataTechnical data
EDS44x_D00201_07_M_XXDE/06.2020
53
Digital inputs
Number......................................................................................................................................................................................................2
Operating mode, adjustable................................................................................................................................... active high, active low
Function.............................................................................................................................................................................none, test, reset
Voltage level..................................................................................................................................Low DC -5…5 V, High DC 11…32 V
Digital current output
Number......................................................................................................................................................................................................1
Function.......................................................................................................................................none, I
∆L
alarm, I
∆n
alarm, device error,
............................................................................................ current transformer connection fault, common alarm, BS bus malfunction
Current................................................................................................................................................0 mA DC inactive, 20 mA DC active
Tolerance .........................................................................................................................................................................................±10 %
Load resistance.................................................................................................................................................... R ≤ 500 Ω/P
R
≥ 0.25 W
Buzzer
Number......................................................................................................................................................................................................1
Function.......................................................................................................................................none, I
∆L
alarm, I
∆n
alarm, device error,
........................................................................................transformer connection fault, insulation fault location active, common alarm
Interfaces
Interface/protocol......................................................................................................................................RS-485 | BS bus | Modbus RTU
Data rate BS bus........................................................................................................................................................................9.6 kBaud/s
Data rate Modbus RTU..................................................................................................................... 9.6 | 19.2 | 37.4 | 57.6 | 115 kBaud/s
Cable length ...............................................................................................................................................................................≤ 1200 m
Cable: twisted pair, one end of shield connected to PE ...............................................................recommended: J-Y (St) Y min. 2 x 0.8
Connection..................................................................................................................................................................................X1.A, X1.B
Terminating resistor ............................................................................................................................ 120 Ω, can be activated internally
Device address, BS bus......................................................................................................................... 0, 2…79 (optional 0, 2…159)
Switching elements
Number................................................................................................................................................................................2 N/O contacts
Operating mode........................................................................................................................................ N/C operation / N/O operation
Function contact 13,14..none, I
∆L
alarm, I
∆n
alarm, device error, current transformer connection fault, common alarm, BS bus mal-
function
Function contact 23,24..none, I
∆L
alarm, I
∆n
alarm, device error, current transformer connection fault, common alarm, BS bus mal-
function
Electrical endurance under rated operating conditions............................................................................................................30000 hrs.
Rated operational voltage............................................................................................................................................................ AC 250 V
Rated operational current ......................................................................................................................................................................7 A
Rated insulation voltage.......................................................................................................................................................................4 kV
Max. switching capacity................................................................................................................................................... 300 W/2770 VA
Max. switching voltage................................................................................................................................................. DC 30 V/AC 277 V
Environment/EMC
EMC ..................................................................................................................................................................................... IEC 61326-2-4
Ambient temperatures
Operating temperature..................................................................................................................................................-25 °C… +55 °C
Transport........................................................................................................................................................................-40 °C… +85 °C
Storage............................................................................................................................................................................-25 °C…+70 °C
Classification of climatic conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ....................................................................................... 3K23 (no condensation, no formation of ice)
Transport (IEC 60721-3-2) ................................................................................................................................................................ 2K11
Long-term storage (IEC 60721-3-1).................................................................................................................................................. 1K22
Classification of mechanical conditions acc. to IEC 60721:
Stationary use (IEC 60721-3-3) ........................................................................................................................................................ 3M11
Transport (IEC 60721-3-2).................................................................................................................................................................. 2M4
Long-term storage (IEC 60721-3-1)................................................................................................................................................. 1M12
Connection
Connection type...................................................................................................pluggable screw-type terminal or push-wire terminal
Screw-type terminals:
Tightening torque..........................................................................................................................................0.5…0.6 Nm (5…7 lb-in)
Conductor sizes ....................................................................................................................................................................... AWG 24-12
Stripping length................................................................................................................................................................................ 7 mm
rigid/flexible........................................................................................................................................................................0.2…2.5 mm²
flexible with ferrule, with/without p
lastic sleeve........................................................................................................... 0.25…2.5 mm²
Multiple conductor, rigid.......................................................................................................................................................0.2…1 mm²
Multiple conductor, flexible ...............................................................................................................................................0.2…1.5 mm²
Multiple conductor, flexible with ferrule without plastic sleeve........................................................................................0.25…1 mm²
Multiple conductor, flexible with TWIN ferrule with plastic sleeve..................................................................................0.5…1.5 mm²
Push-wire terminals:
Conductor sizes ....................................................................................................................................................................... AWG 24-12
Stripping length...............................................................................................................................................................................10 mm
rigid/flexible........................................................................................................................................................................0.2…2.5 mm²
flexible with ferrule, with/without plastic sleeve........................................................................................................... 0.25…2.5 mm²
Multiple conductor, flexible with TWIN ferrule with plastic sleeve..................................................................................0.5…1.5 mm²
Push-wire terminals X1, X2:
Conductor sizes ....................................................................................................................................................................... AWG 24-16
Stripping length...............................................................................................................................................................................10 mm
rigid/flexible........................................................................................................................................................................0.2…1.5 mm²
flexible with ferrule without plastic sleeve..................................................................................................................... 0.25…1.5 mm²
flexible with ferrule with plastic sleeve......................................................................................................................... 0.25…0.75 mm²