10
61000663 Iss 03
Fan Motor
Overheat
AC1-T
3
T1
T2
B2
D2
S2
S1
D1
B1
DATA
GND
+12V
L3
AC2-T
3
AC1-T
2
L2
AC2-T
2
AC1-T
1
L1
AC2-T
1
F1
F2
F3
N
N
Elements
AC1
T1
Contractors
Terminal
L1
T2
L2
T3
L3
A2
A1
Elements
AC2
T1
L1
T2
L2
T3
L3
A2
A1
J1
L1
L2
L3
N
E
4.4 Factory Wiring - Electrically Heated 18kW THREE PHASE ONLY
The element outputs are connected to contactors "AC1”
and “AC2” on terminals T1, T2 and T3.
The fan output is connected to a 4 way connector
marked "N”, “F1”, “F2” and “F3".
The thermal trip is connected to a 2 way connector
marked "T1" & “T2”.
Pcb Terminal
Description
AC1/2-T1
Heater Elements phase 1
AC1/2-T2
Heater Elements phase 2
AC1/2-T3
Heater Elements phase 3
T1
Thermal Overheat trip
T2
Thermal Overheat trip
N
Neutral to fan
F1
Fan - low speed
F2
Fan - medium speed
F3
Fan - high speed
J1
Factory BMS link
