Codification - Carrier 42NH Installation, Operation And Maintenance Instructions

5 - CODIFICaTION

Product type
Product reference 4 2
Digit number 1 2
Chassis Size
Coil rows
Motor AC = 5
A
B
C
D
G
J
K
N
R
T
U
X
Size
N H 7 4 5
3 4 5 6 7
6 3 5
6 4 5
7 3 5
7 4 5
2-pipe coil right-hand
2-pipe coil left-hand
4-pipe coil right-hand
4-pipe coil left-hand
2-pipe coil right-hand + elec heater 2x500W
2-pipe coil right-hand + elec heater 2x800W
2-pipe coil right-hand + elec heater 2x1000W
2-pipe coil right-hand + elec heater 2x1600W
2-pipe coil left-hand + elec heater 2x500W
2-pipe coil left-hand + elec heater 2x800W
2-pipe coil left-hand + elec heater 2x1000W
2-pipe coil left-hand + elec heater 2x1600W
E
J
K
- no valve
A 2-way valve + 230V actuator (ON/OFF)
F 3-way valve + 230V actuator (ON/OFF)
T E F A
8 9 10 11
Electrical box
HDB
NTC
L
Low speed R5 R5 R5 R5 R5 R5 R4 R4 R4 R3
Medium speed R4 R4 R4 R3 R3 R2 R3 R3 R2 R2
High speed R3 R2 R1 R2 R1 R1 R2 R1 R1 R1
A A - T -
12 13 14 15 16
- no sensor
A Return Air T°
C Water T°
E A+C
M N P Q R S T U
V A
17 18
V
17