2-21
D Example of 3-wire Sequence Connections
Stop
switch
(NC)
RUN
switch
(NO)
Direction switch
RUN input (Operates with the RUN switch closed)
Stop input (Stops with the stop switch opened)
Sequence input common
Sequence input common
Note Set parameter 052 to forward/reverse rotation command 0 for 3-wire sequence
input.
2-2-3 Wiring around the Main Circuit
H Wire Size, Terminal Screw, Screw Tightening Torque, and
Molded-case Circuit Breaker Capacities
·For the main circuit and ground, always use 600-V polyvinyl chloride
(PVC) cables.
·If any cable is long and may cause voltage drops, increase the wire size accordingto
the cable length.
D 3-phase 200-VAC Model
Model
3G3MV-
Terminal symbol Termi-
nal
screw
Screw
tighten-
ing
torque
(NSm)
Wire
size
(mm
2
)
Recom-
mended
wire
size
(mm
2
)
Molded-
case
circuit
breaker
capac-
ity (A)
A2001
R/L1, S/L2, T/L3, B1, B2,
--, +1, +2, U/T1, V/T2,
W/T3
M3.5 0.8 to 1.0 0.75 to 2 2 5
A2002
R/L1, S/L2, T/L3, B1, B2,
--, +1, +2, U/T1, V/T2,
W/T3
M3.5 0.8 to 1.0 0.75 to 2 2 5
A2004
R/L1, S/L2, T/L3, B1, B2,
--, +1, +2, U/T1, V/T2,
W/T3
M3.5 0.8 to 1.0 0.75 to 2 2 5
Design Chapter 2
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