Delta Electronics VFD037CH23A-21 [52/638] Main circuit terminals

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Delta Electronics VFD037CH23A-21 [52/638] Main circuit terminals
Chapter 5 Main Circuit Terminals
5-1
Chapter 5 Main Circuit Terminals
Main Circuit Diagram 1
* Provide 3-phase input power
Fuse/NFB(No Fuse Breaker)
R(L1)
S(L2)
T(L3)
R(L1)
S(L2)
T(L3)
Motor
U(T1)
V(T2)
W(T3)
IM
3~
+2
Jumper
Brake resistor
(optional)
B1
B2
+1
-
For frame A~C
* Provide 3-phase input power
Fuse/NFB(No Fuse Breaker)
R(L1)
S(L2)
T(L3)
R(L1)
S(L2)
T(L3)
Motor
U(T1)
V(T2)
W(T3)
IM
3~
+2
Jumper
Brake resistor
(optional)
DC choke
(optional)
B1
B2
+1
-
For frame A~C
Main Circuit Diagram 2
*
Provide 3-phase input power
Fuse/NFB( No Fuse Breaker)
R(L1)
S(L2)
T(L3)
R(L1)
S(L2)
T(L3)
Motor
U(T1)
V(T2)
W(T3)
IM
3~
+1/DC+
For frame D0 and above

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