Traction Control Circuit - Sevcon Power Module - JLG 1930ES Service Maintenance Manual

SECTION 3 - CHASSIS & SCISSOR ARMS
Right Field Winding
Left
Armature
Left Field Winding
+
+
Right
Left
Armature Armature
3-4
Right
Armature
Figure 3-3. Traction Control Circuit - Sevcon Power Module
Line Contactor
BF1 BF2
+B
T
Armature
MOSFET
Shunt
Power Module
Figure 3-4. Traction Control Circuit - ZAPI Power Module
– JLG Lift –
Line Contactor
Shunt
+B
1 2
M1
F1
Field
Switches
M2
F2
3 4
-B
Armature
Switch
Power Module
24V
+
+
F2
B
F1
Field
MOSFETS
24V
+
+
Right Field Winding
Left Field Winding
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