15
VII. ELECTRICAL SYSTEM
1. Preparation: The main wall breaker needs 30A or 50A, and 10Ga. 3 phase cables
2. Operation of the machine
Turn on main power switch, and the indicator light is on, which means the machine
Is connected with power supply correctly. Press the right foot pedal, the rolls turn
forward-clockwise continuously, release the foot pedal then rolls stop until loosen the
pedal. Press the left foot pedal, the rolls turn reverse-counter clockwise continuously,
release the foot pedal then rolls stop. If there is something wrong with the machine, push
the emergency stop button, or hit the safety cable on the handle to stop the machine.
3. Electric diagrams
4. The list of electrical components
No.
Symbol
Name
1
LW
Main power switch
2
QF
Breaker
3
SQ
Limit switch
4
TC
Control Transformer
5
KM
Main contractor
6
FR1/FR2
Overload relay
7
EL
Indicator light
8
TA
Lash-up switch
9
M
Motor