Delta CT2000 Series User Manual page 44

Main Circuit Diagram 1
For frame B~C
* Provide 3-phase input power
Fuse/N F B (N o F use B r eaker)
R(L1)
S(L2)
T(L3)
For frame B~C
* Provide 3-phase input power
Fuse/NFB(No Fuse Breaker)
R(L1)
S (L2)
T (L3)
Main Circuit Diagram 2
For frame D
*
Provi de 3 ph ase in put p owe r -
Fuse/NFB( No F use B reaker)
R (L1)
S(L2 )
T(L 3)
Terminals
R/L1, S/L2, T/L3
U/T1, V/T2, W/T3
+1, +2
+1/DC+, -/DC-
B1, B2
J u m p e r
-
+2
R(L1)
S(L2)
T(L3)
DC choke
(optional)
J u m p e r
-
+2
R(L1)
S (L2)
T (L3)
+1/D C+
R(L1 )
S(L 2)
T(L 3)
AC line input terminals 3-phase
AC drive output terminals for connecting 3-phase induction motor
Applicable to frame B~C
Connections for DC reactor to improve the power factor. It needs to remove the
jumper for installation.
Connections for brake unit (VFDB series)
( (for 460V m odels: 30kW, built-in brake unit)
≦
Common DC Bus
Connections for brake resistor (optional)
Earth connection, please comply with local regulations.
Chapter 5 Main Circuit TerminalsCT2000 Series
B r ake resistor
(optional)
B1
+1
B2
U(T1)
V(T2)
W(T3)
Brake resistor
(optional)
B1
+1
B 2
U(T 1)
V (T 2)
W (T 3)
-/DC-
U (T1 )
V(T2)
W(T3 )
Descriptions
5-3
Motor
IM
3~
Motor
IM
3~
Mo tor
IM
3~