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Emirel E 347 User manual

Viale Caduti per la Libertà, 4b - 40050 MONTE S. PIETRO - BOLOGNA (ITALY) –
Tel. 051/6761552 - Internet: http://www.emirel.it - E-mail: in[email protected] / [email protected] 1
Release 31/08/22
TRASFORMATORI DI
CORRENTE A BASSA
TENSIONE
ISOLAMENTO: a secco, in aria
CONTENITORE: autoestinguente
FREQUENZA: 50 ÷ 60 Hz
TEMPERATURA DI
FUNZIONAMENTO: -10°C÷+70°C
TEMPERATURA DI
IMMAGAZZINAMENTO: -20°C÷+80°C
TENSIONE DI RIFERIMENTO PER
ISOLAMENTO:
600V (2500Vac x 1min)
Per utilizzare i TA a primario avvolto (E
347M) è necessario interrompere una
fase del carico e collegarla ai morsetti
di ingresso P1 e P2.
I morsetti di uscita S1 ed S2 vanno
collegati ai morsetti amperometrici del
relè associato.
LOW VOLTAGE
CURRENT
TRANSFORMERS
INSULATION: dry, in air
CASE: self extinguishing
FREQUENCY: 50 ÷ 60 Hz
WORKING TEMPERATURE:
-10°C÷+70°C
STORAGE TEMPERATURE:
-20°C÷+80°C
REFERENCE VOLTAGE FOR
INSULATION:
600V (2500Vac x 1min)
When applying the wound primary
Current Transformers (like E 347M), it
is requested to cut one load phase
and connect it to the input pins P1 e
P2.
The output pins S1 ed S2 have to be
connected to the amperometric pins
of the associated relay.
E 347
Legenda della Tab. A
* Trasformatore di corrente a
primario avvolto
** Trasformatore di corrente a
barra passante.
Legend of Tab. A
* Wound primary current
transformer.
** Current transformer without
primary.
ATTENZIONE: Verranno riparati in garanzia, franco ns sede, i dispositivi guasti per difetti sui materiali, entro
24
mesi dalla
d
ata d
i
consegna. Emirel non è in alcun caso responsab
ile
per danni, diretti o indiretti, a persone o cose, che derivano da: mancato funzionamento, manomissioni, uso errato od improprio dei propri dispositivi di Protezione e Controllo.
Per le applicazioni "in SICUREZZA" si consiglia l'uso di sistemi di SICUREZZA o l'uso di tecniche di "RIDONDANZA".
WARNING: Repairs in guarantee are made free our factory, within
24
months from the delivery date, for the devic
es
not worki
n
g
due to de
fects of the components. In no case Emirel
can be held responsible for damages, direct or indirect, occurred to things or people in consequence of wrong connections, accidents, not correct use or not operation of the Protection and
Control devices of its own production. For the "safety applications", it is suggested to apply SAFETY systems or REDUNDANCY engineering.".
TAB. A
MODELLO
MODEL
GAMMA
(A)
RANGE
(A)
Corrente
Secondaria
SEC.
CURR.
PRESTAZ.(VA)
BURDEN (VA)
CLASSE
CLASS
PRIMARIO
PRIMARY
DIMENSIONI
SIZES mm
E 347
-
M
1
0
5
A
1,
5
0,5
*
Fig. 1
E 347
-
A
50
5A
1,5
3
* *
Fig. 2
E 347
-
B
100
5A
3
1
* *
Fig. 2
E 347
-
C
150
5A
1,5
0,5
* *
Fig. 2
E 347
-
I
200
5A
5
1
* *
Fig. 2
E 347
-
D
250
5A
6
0,5
* *
Fig. 2
E 347
-
E
500
5A
12
0,5
* *
Fig. 3
E 347
-
G
1000
5A
30
0,5
* *
Fig. 4
E
3
4
7
-
H
2
00
0
5
A
50
0,5
* *
Fig. 5
E 347-L 4000 5A 120 0,5 * *
Fig. 6
E 347-R 300 5A 8 0,5 * * Fig. 2
Viale Caduti per la Libertà, 4b - 40050 MONTE S. PIETRO - BOLOGNA (ITALY) –
2Tel. 051/6761552 - Internet: http://www.emirel.it - E-mail: [email protected] / [email protected]

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