SystemAir VLH 904 User Manual

Page 18
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Installation
(Y) MORSETTIERE UTENTE
101101
101
102102
102
124124
124
125125
125
126126
126
131131
131
132132
132
133133
133
134134
134
161
162
163
QG - Y2
(NO)
REMOTE INDICATION VOLTAGE ON
(COMMON)
GENERAL ALARM SYSTEM 2
(NO)
(COMMON)
(NC)
(NO)
REMOTE INDICATION COMPRESSOR 1 ON
(COMMON)
(NO)
REMOTE INDICATION COMPRESSOR 2 ON
(COMMON)
REMOTE INDICATION RECOVERY SYS.1 ON
COMMON
REMOTE INDICATION RECOVERY SYS.2 ON
(NO)
(COMMON)
(NO)
88
4
1414
14
103103
103
QG - Y3
COMMON (230Vac)
ANTIFREEZE RELAY CONTROL (MAX 0,5 AMP 230Vac)
PUMP RELAY CONTROL (MAX 0,5 AMP 230Vac)
QG - Y1
0101
01
0202
6
11
11
22
12
FLOW SWITCH (SF)
33
13
44
6
EXTERNAL INTERLOCK (OPTIONAL) CIRC PUMP ETC
REMOTE START/STOP SWITCH
(SRS)
(COMMON)
11
3
12
300
EXTERNAL INTERLOCK HEAT RECOVERY
12
161
162
163
161
162
163
11
121121
121
122122
122
123123
123
GENERAL ALARM SYSTEM 1
(NO)
(COMMON)
(NC)
135135
135
136136
136
137137
137
138138
138
(NO)
REMOTE INDICATION COMPRESSOR 3 ON
(COMMON)
(NO)
REMOTE INDICATION COMPRESSOR 4 ON
(COMMON)
VLR Version – Electrical Connections
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SystemAir VLH 904 Specifications

General

Brand	SystemAir
Model	VLH 904
Category	Heat Pump
Language	English