Navien NFB Series User Manual

107Annexes
12.2 Schéma de câblage
CNA1
1
CNA1
1
1 3 5 7 2 4 6 8
CNR1
M
DUAL
VENTURI
CNO1
FLAME
ROD
IGNITER
BURNER
1
CNI1
1
CNJ1
1
Exhaust 1 Temperature Senso
r
Return Temperature Sensor
Supply Temperature Sensor
Air Pressure Sensor
High Temerature Limit
CNG1
1
Main GV1
Main GV2
Water Pressure Sensor
1
CON1
P.E.
AC 120V POWER INPUT
FUSE
(250V 20A)
1
CNC2
CNB1
POWER
TRANS
AC24V(40VA)
PANEL
DHW
PRIORITY
A/H
COM
NO
NC
N
L
N
L
N
L
EXTERNAL PUMP
Boiler Pump
ZONE1 PUMP
(DHW TANK)
ZONE2 PUMP
ZONE3 PUMP
(SYSTEM)
D
HW Priority
Air Handler
GBC300
V1.2
1
CNP2
CND1
CON1 CON2
1
1 1
THERMOSTAT
CNT1
RS-485
TEMPERATURE SENSOR
DHW TANK
OUTDOOR
RETURN
SUPPLY
DHW Tank Temperature Sensor
Outdoor Temperature Sensor
System Return Temperature Senso
r
System Supply Temperature Senso
r
1
CNT2 CNT3 CNT4
NO
COM
CNV1
NO
COM
CNV2
COM
CNV3
NO
AC24VN
AC24VL
CNC3
LWCO
ZONE1ZONE2ZONE3
AC
24V
60Hz
ZONE VALVE1 ZONE VALVE2 ZONE VALVE3
LWCO
AC24V
AC24V
AC24V
LWCO
1
NC
NC NC
THERMOSTAT4 THERMOSTAT1 THERMOSTAT2 THERMOSTAT3
1
High Temerature Limit(Burner)
CND1
1
FUSE
(250V 3.15A)
Exhaust 2 Temperature Senso
r
CNC6
CNC5
CNC4
CNC1
T/S_DHW
ZONE3ZONE2
1
ZONE1
R
W
C
R
W
C
R
W
C
R
W
C
CNP1
N
L
FUSE
(250V 10A)
FUSE
(250V 10A)
FUSE
(250V 10A)
FUSE
(250V 10A)
Z3_P Z2_P B_P Z1_P
BLDC-FAN
CNK1
T/S INPUT
AC24V
T/S INPUT
AC24V
T/S INPUT
AC24V
T/S INPUT
AC24V

Navien NFB Series Specifications

General

Brand	Navien
Model	NFB Series
Category	Boiler
Language	English