Traction control circuit - sevcon power module -4, Traction control circuit - zapi power module -4, 24v line contactor power module – JLG 3246ES Service Manual User Manual
Page 40: Left field winding right field winding
SECTION 3 - CHASSIS & SCISSOR ARMS
3-4
– JLG Lift –
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Figure 3-3. Traction Control Circuit - Sevcon Power Module
-B
+B
Right
Armature
24V
Line Contactor
Power Module
M1
M2
F1
F2
Left
Armature
Left Field Winding
Right Field Winding
Shunt
Armature
Switch
Field
Switches
1
2
4
3
Figure 3-4. Traction Control Circuit - ZAPI Power Module
+
24V
+
+
+
Line Contactor
Right Field Winding
Left Field Winding
Power Module
Left
Armature
Right
Armature
+
+
BF1
BF2
B
+B
T
F1
F2
Field
MOSFETS
Armature
MOSFET
Shunt
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