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Contrel ELR-3B, Instruction Manual

The Contrel ELR-3B is a high-quality electronic motor protection relay designed to safeguard against overload and short-circuit damage. Ensure proper installation and operation by referring to the comprehensive Instruction Manual available for free download at manualshive.com. Keep your equipment running smoothly with this essential manual guide.

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pag. 8 / 8

 

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Per ulteriori informazioni contattare: 

Further information please contact:         

 

 
Contrel elettronica s.r.l. 

Via San Fereolo, 9 
I-26900 Lodi 
Tel: +39 0371 30207 / 30761 / 35386 

 

www.contrel.it 

 

 

 
 
 

 
 
 

 
 

 
 
 

 
 
 

 
 

 
 
 

 
 
 

 

Summary of Contents for ELR-3B

Page 1: ...del rel dopo l intervento Tasto TEST Provoca l intervento del rel Tasto td Serve per impostare il tempo di ritardo di intervento Tasto Id Serve per impostare la corrente di guasto verso terra Tasto St...

Page 2: ...tting on the display will appears ALARM AUTO key only ALARM menu setting Used to set the reset for prealarm relay manual or automatic Id key at least 2 seconds only ALARM menu setting Used to set the...

Page 3: ...tore toroidale in base alla corrente di soglia Corrente Trasformatore 30mA CTB 1 22 CTB 1 35 300mA CTB 1 60 CTB 1 80 CTB 1 110 500mA CTB 1 160 CTB 1 210 Nota Disponibili versioni di toroidi con livell...

Page 4: ...liaria fase o neutro 11 Alimentazione ausiliaria neutro o fase 12 Non utilizzato 13 Contatto di uscita intervento NA 14 Contatto di uscita intervento NC 15 Contatto di uscita intervento COMUNE Alarm r...

Page 5: ...pag 5 8 Schema di connessione RCM Bobina di minima tensione BM Undervoltage coil BM Wiring connection...

Page 6: ...n pannello da incasso Tutti i collegamenti rimangono all interno del quadro elettrico L accessorio composto da un telaio due fissaggi e tre viti Mechanical dimensions mm Front panel adapter accessory...

Page 7: ...set point OFF 50 80 Tripping time t 0 1 10s Resetting Automatic or manual by pushbutton on front or remote Auxiliary supply Auxiliary voltage 230VAC 20 24 48VAC 24 125VDC optional 110 VAC optional Ra...

Page 8: ...pag 8 8 Note Per ulteriori informazioni contattare Further information please contact Contrel elettronica s r l Via San Fereolo 9 I 26900 Lodi Tel 39 0371 30207 30761 35386 www contrel it...

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