Wiring The Main Circuit - YASKAWA VS mini C Series Instruction Manual

• 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,he vsmi.i i . III \ ......,_.ga bra._ng resistor
....... 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