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Installation
VLS/VLH Version – Electrical Connections
TERMINAL BOARD ON THE MACHINE
USER'S CONNECTIONS
DISCONNECTING SWITCH
FLOW METER
OR EXTERNAL INTERLOCK
INTERLOCK (OPTIONAL)
CIRCULATING PUMP ETC.
N.O. REMOTE INDICATION – GENERIC ALARM, CIRCUIT 1
COMMON
N.C. REMOTE INDICATION – GENERIC ALARM, CIRCUIT 1
N.O. REMOTE INDICATION – GENERIC ALARM, CIRCUIT 2
COMMON
N.C. REMOTE INDICATION – GENERIC ALARM, CIRCUIT 1
REMOTE INDICATION:
VOLTAGE PRESENCE
REMOTE INDICATION
REMOTE INDICATION
REMOTE INDICATION
(ONLY HEAT PUMP)
PUMP IDROKIT RELAY
MAX O.5A AT 230V
ANTIFREEZE IDROKIT RELAY
MAX 0.5A AT 230 V
24VAC (OUT)
(MAX 25VA)
TERMINALS ON THE MACHINES
EXTERNAL CONNECTION TERMINALS
VOLTAGE-FREE CONTACTS
REMOTE INDICATION OF
COMPRESSOR “1”
REMOTE INDICATION OF
COMPRESSOR “2”
REMOTE INDICATION OF
COMPRESSOR “3”
REMOTE INDICATION OF
COMPRESSOR “4”
COMMON
HEATING
COOLING
POWER LINE
400/3/50-PE
ON-OFF REMOTE
CONTROL
REMOTE COLD/HEAT SECTION
(CLOSED = HEATING)
(HEAT PUMP ONLY)
Manuale VLS-VLH1 17-06-2005 9:05 Pagina 18
