Siemens EF 73E Series Bedienungsanleitung PDF herunterladen (Seite 8)

For full technical data refer to the Performance

Specification Section of the Technical Manual.

Current Inputs

Quantity 3 x Phase & 1 x Earth

Rated Current IN 1/5A

Measuring Range 80 x In

Instrumentation ≥ 0.1xIn ±1% In

Frequency 50/60Hz

Thermal Withstand:

Continuous

10 Minutes

2 Minutes

1 Second

1 Cycle

3 x In

3.5 x In

6 x In

100A (1A) 350A (5A)

700A (1A) 2500A (5A)

Burden @ In ≤0.02VA (1A phase and Earth

element)

≤0.2VA (5A phase and earth

element)

Auxiliary Supply

Rated DC Voltage 110/125/220/250V

Range 64 to 300

24/48/60V

Range 18 to 72

Power Consumption:

Min

Max

3.9W

8W

Allowable superimposed

ac component

12% of DC voltage

Allowable breaks/dips in

supply (collapse to zero)

50ms

Binary Inputs

Number 3

Operating Voltage 19V dc

Range 17 to 320V dc

88V

Range 74 to 320V dc

Minimum dc current for

operation

≤ 1.5mA

Pick Up Delay User Selectable 0 to

14,400,00ms

Binary Outputs

Technical Data

Number 5

(3 change over contacts)

Operating Voltage Voltage Free

Operating Mode User selectable - Self or

Hand/Electrical Reset or pulsed.

Operating Time from

Energizing Binary Input

<20ms

Making Capacity:

Carry continuously

Make and carry

(L/R ≤ 40 ms and V ≤ 300

V)

5A ac or dc

20A ac or dc for 0.5s

30A ac or dc for 0.2s

Breaking Capacity

( ≤ 5 A and ≤ 300 V):

AC Resistive

AC Inductive

DC Resistive

DC Inductive

1250 VA

250 VA at p.f. ≤ 0.4

75 W

30 W at L/R ≤ 40ms

50 W at L/R ≤ 10ms

Inputs and Outputs

Unit Design

Housing E4 (see dimension drawing)

Indication 20 Character 4 line Display

Relay Healthy LED

9 Tri Coloured User

Programmable Self or Hand

Reset LED’s

With-drawable Element Yes

User Interface 5 Navigation Keys

Weight Typical 3.1Kg

IP Rating Installed with

cover

IP 50

Serial Interface

Communication Port Front USB Type B

Rear RS485 2 wire electrical

Protocols IEC60870-5-103

MODBUS RTU

DNP3.0

Data Storage

Fault Record 10

Waveform Record 10 x 1sec

2 x 5sec

5 x 2sec

1 x 10sec

Pre trigger 10…90%

Events 1000 1ms Resolution

Siemens Protection Devices Limited 8

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16

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