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CONNECTION EXAMPLES
Collegamento trifase a Triangolo o Stella senza neutro su due fasi – GRS-H con ingresso comando Vdc (Tipo ingresso "D")
Three-phase Delta or Wye connection without neutral on two phases - GRS-H GRSH with V DC command input ("D" type input )
Fuse
L1 Phase
L2 Phase
L3 Phase
Ground
(*) Oppure uscita relè con tensione uscita Vac (Utilizzare GRS-H con ingresso comando Vac, Tipo ingresso "A")
(*) Or relay output with V AC output voltage (Use GRS-H with Vdc command input Type "A" input )
Esempio di collegamento per GRS-H con comando Vdc con opzione uscita allarme contatto isolato (Opzioni 1 e 2)
Connection example for GRS-H with V DC command with isolated contact alarm output option (Options 1 and 2)
Alarm output (Option 1/2)
Isolated contact
Max. 30Vdc/25Vac
N.O. : Max 150mA
N.C. : Max 50mA
Supply 24Vdc
(6 to 32 Vdc)
7
Line
+
-
Load
Fuse
Line
Alarm output (Option 1/2)
Isolated contact
Max. 30Vdc/25Vac
-
N.O. : Max 150mA
N.C. : Max 50mA
+
ON / OFF
Supply 24Vdc
Control signal
(6 to 32 Vdc)
(6 to 32 Vdc)
Notes on connection of alarm output:
- Parallel connection with multiple GRS-Hs,
with the N.O. option (Option = 1)
-
Serial connection with multiple GRS-Hs,
with the N.C. option (Option = 2)
Digital output (*)
!
"
Controller
Delta
connection
+
-
Wye
connection
Fuse
-
+
ON / OFF
Control signal
(6 to 32 Vdc)
Load
81077_FGL_GRS_07-2020
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