• Wiring the Main Circuit
MCCB or
ground fault II [dll
interrupter. _
• Main circuit inout dower suoplv _ _• Brakin_ resistor connection
C..... t thep ...... pply wiring I[_[_ ,ootiona,)
to input terminals LI(R), N/L2(S) i_--_1[_ To connect the braking resistor. •
and L3(T) ILl(R). N/L2(S) for I I][30 cut the protector on terminals
.... / IIOIE]dO 9
s,ngle-ph .... peclflcat ,..... , 1o_ BI and B_.
Never connect them to U. V. W. __ "xTZT" To protect the braking resistor
BI orB2. _ from overheating, install a
Otherwise the inverter may be _ Ibermal overload3relay between
damaged. _ III the braking resist .... d the
• / ill inverter. This provides a
• Groundm_ (Use _round r_""-.,.--..._ _ sequence which shuts off the
terminal(_) III _ " w
............. III \ p..... pply. by a tb.... I
G .... d resist ..... hould be III \ relay trip contact.
100f_ or I.... III \ Use thi..... proced .... hen
.....g....d,hevsmi.ii. III \ ......,_.gabra._ngresistor
....... ith weldingm_chi.... III \.nit.
motors, or other electrical equip- III
..... Ill _ .Invert .... tout
Wh........ tVSminiunit .... II1_ c.....t the motor term,na,s ,o
used side by side. ground each |1_ U. V, W.
unit as shown in examples (a) or _""_"
(b) below. Do not loop the
ground wires as shown in
example (c).
(3 (3 X
(a) (b) (C)
Wirino the main circuit terminals
Connect with a Phillips (plus) screwdriver.
17
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