Technical data

Technical data 1:

RMS value (rms) specifications

All AC value specifications in this documentation such as RMS specifications (rms) refer to a 50/60 Hz 3-phase mains network with a sinusoidal waveform (crest factor 1.414).

Technical data

EL3783

EL3783-0100

Number of inputs

3 x current, 3 x voltage

Oversampling factor

n = 1…100 selectable

Distributed Clocks

yes

Accuracy of Distributed Clocks

<< 1 µs

Measuring error

< ±0.2 % of full scale value

Conversion time

Minimum 50 µs, all channels measured simultaneously

Sampling type

simultaneous

Ground reference

single ended

Mains voltage
(nominal voltage range)

AC:
400 Vrms (ULX-N) or 690 Vrms (ULX-ULY) (TN mains: 600 Vrms).

DC:
480 V with connection via L1 and L2 (or L3)

corresponding to AC:
100 Vrms (ULX-N) for current transformers

DC:
120 V with connection via L1 and L2 (or L3)

Technical voltage measuring range

520 Vrms (ULX-N) or 897 Vrms (ULX-ULY)
common reference potential N/GND
max. time for voltages exceeding 500 Vrms (ULX-N) or 863 Vrms (ULX-ULY):
tmax < 10 s **)

130 Vrms (ULX-N)
common reference potential N/GND

Max. permitted overvoltage

max. ±736 V (peak value, ULX-N, equivalent to 520 Vrms) or
max. ±1270 V (peak value, ULX-ULY, equivalent to 897 Vrms) **)

max. 300 Vrms (ULX-N) **)

Max. permitted overvoltage

1 digit corresponds to 22.5 mV

1 digit corresponds to 5.75 mV

Voltage resolution (16-bit including sign)

1 digit ~ 22.5 mV

Input resistance voltage circuit

typ. 1.5 MΩ

Nominal current range

AC accordingly: 1 Arms (automatic switching to 5 Arms)
recommended via measuring transformer x A AC/1 A AC

Technical current measuring range

1.84 A (peak value, equivalent to 1.3 Arms) or
9.2 A (peak value, equivalent to 6.5 Arms)

Max. permitted overcurrent

max. ±10 A peak value, equivalent to 7 Arms **),
surge overload capacity 60 A (sinusoidal) for 1 sec.,
the upstream use of current-limiting current transformers is recommended

Largest short-term deviation during a specified electrical interference test

< ±0.5 % of full scale value for the current measurement

Current resolution (16-bit including sign)

1 digit ~ 56.2 µA (~281 µA if 5 A range is active)

Insulation tested with

AC (50Hz) 2000 V for 80 s (Type Test)

Input resistance current circuit

typ. 3 mΩ

Signal type

variable

Electrical isolation

4,500 V, production test 2 sec.

Current consumption power contacts

-

Current consumption via E-bus

typ. 260 mA

Special features

Technical measuring range for current and voltage 130 % of the respective measuring range,

Anti-aliasing filter (see Basic functional principles), adjustable automatic current range switching, electrically isolated current inputs

Configuration

via TwinCAT System Manager

**) Operation for longer periods above the rated range can impair the function and/or lead to a shortening of the service life

Environmental conditions

EL3783

EL3783-0100

Permissible ambient temperature range during operation

0°C ... +55°C

Permissible ambient temperature range during storage

-25°C ... +85°C

Permissible relative air humidity

95 %, no condensation

General data

EL3783

EL3783-0100

Weight

approx. 100 g

Dimensions (W x H x D)

approx. 27 mm x 100 mm x 70 mm (width aligned: 24 mm)

Mounting

on 35 mm mounting rail conforms to EN 60715

Installation position

see notice!

Standards and approvals

EL3783

EL3783-0100

Vibration / shock resistance

conforms to EN 60068-2-6 / EN 60068-2-27

EMC immunity / emission

Conforms to EN 61000-6-2/EN 61000-6-4

Protection class

IP20

Marking / Approval*)

CE, EAC, UKCA
cULus

*) Real applicable approvals/markings see type plate on the side (product marking).