Chapter 2 Installation and Wiring|VFD-B Series
2.4 Wiring
2.4.1 Basic Wiring
Make sure that power is only applied to the R/L1, S/L2, T/L3 terminals. Failure to comply may result in damage to the equipment. The voltage and current should lie within the range as indicated on the nameplate.
Check the following items after completing the wiring:
1. Are all connections correct?
2. No loose wires?
3. No short-circuits between terminals or to ground?
A charge may still remain in the DC bus capacitors with hazardous voltages even if the power has been turned off. To prevent personal injury, please ensure that the power is turned off and wait ten minutes for the capacitors to discharge to safe voltage levels before opening the AC motor drive.
DANGER!
1. All the units must be grounded directly to a common ground terminal to prevent electric shock, fire and interference.
2. Only qualified personnel familiar with AC motor drives are allowed to perform installation, wiring and commissioning.
3. Make sure that the power is off before doing any wiring to prevent electric shocks.
Basic Wiring Diagrams
Users must connect wires according to the circuit diagrams on the following pages. Do not plug a modem or telephone line to the RS-485 communication port or permanent damage may result. The pins 1 & 2 are the power supply for the optional copy keypad PU06 only and should not be used for RS-485 communication.
Chapter 2 Installation and Wiring|VFD-B Series
2-14 Revision July 2008, BE16, SW V4.08 & V5.00
AVI
ACI AUI ACM
+2/B1 B2
4~20mA -10~+10V
+10V
5K 3
2 1 Figure 1 for models of VFD-B Series
VFD007B21A/23A/43A/53A, VFD015B21A/21B/23A/23B/43A/53A, VFD022B23B/43B/53A
Jumper
Br ak e res istor (optional)
Power supply +10V 20mA Master Fr equency 0 to 10V 47K
Analog S ignal Common
DC choke (optional)
E
Main c ircui t (power) terminals Contr ol ci rcuit ter minals Shielded l eads & Cable FWD
REV JOG EF MI1 MI2 MI3 MI4
MI6 TRG MI5
DCM +24V
Sw1 Sink Source F act ory set ting :
SINK Mod e F WD/ST OP
REV/STO P JO G
E.F.
Multi-s tep 1 Multi-s tep 2 Multi-s tep 3 Multi-s tep 4 RESET Acc el/Decel prohibit
Counter Digital Signal Comm on Fac tor y
setting
* Don't apply the mains v oltage directly
to abov e terminals. E
Please refer to F ig ure 4 fo r w iring of SINK m od e and SOURCE m od e.
R(L1) S(L2) T(L3) Fus e/NF B(None F us e Br eak er)
SA
OF F ON
MC MC
RB RC
+1
Recommended Circuit when power s upply is turned O FF by a fault output.
R(L1) S(L2) T(L3)
E
Analog Multi- function Output Ter minal
factory setti ng: Analog freq.
/ c ur rent meter 0~1 0VDC/2 mA U(T1)
V(T2) W(T3)
3~ IM
MO1
MO2
MO3
AFM
ACM RA RB RC
MCM
RS-485 Motor
factory setti ng:
indicates dur ing operation 48V50mA
factory setti ng:
F req. Setting Indi cation factory setti ng:
Low-voltage Indication Multi-function Photocoulper O utput
Analog S ignal common
Seri al interface 1: EV 2: G ND
5:Reserv ed 6: Reserv ed
3: SG- 4: SG +
DFM
DCM
Digital F requency Output Ter minal
factory setti ng: 1:1 Duty =50%
Digital Signal Comm on 48V50mA
48V50mA E
E
Refer to Control Ter minal Ex pl anation
* For the single phas e driv es, the A C input line can be connected to any two of the thr ee input terminals R,S,T
* T hree phase input power may apply to single phase drives .
T he contact will be ON when the fault occur s to turn off the power and protect the power sys tem.
Chapter 2 Installation and Wiring|VFD-B Series
Revision July 2008, BE16, SW V4.08 & V5.00 2-15
Figure 2 for models of VFD-B Series
VFD022B21A, VFD037B23A/43A/53A, VFD055B23A/43A/53A, VFD075B23A/43A/53A, VFD110B23A/43A/53A
Br ak e r es istor (optional ) Refer to Appendi x B for the use of special brake resi stor
+1 +2/B1 B2 Jumper
* For the single phas e driv es, the AC input line can be connected to any two of the three input termi nal s R,S,T
* T hree phase input power may apply to single phas e driv es.
-( minus sig n) B R
DC chock (optional)
AVI
ACI AUI ACM 4~20mA
-10~+10V +10V
5K 3
2 1
Power supply +10V 20m A
Master Fr equency 0 to 10V 47K
Analog S ignal Common E FWD REV JOG EF MI1 MI2 MI3 MI4
MI6 TRG MI5
DCM +24V
Sw1 Sink Source Fact ory Setting:
SINK Mo de F WD/STOP
REV/STO P JO G
E.F.
Multi-s tep 1 Multi-s tep 2 Multi-s tep 3 Multi-s tep 4 RESET Acc el/Decel prohibit
Counter Digital Si gnal Common F ac tor y
setting
* Don't apply the mains voltage direc tly
to abov e terminals. E
Please refer to Fig ure 4 fo r w irin g of S INK mod e and SOURCE mod e.
R(L1) S(L2) T(L3) F us e/NFB(None Fuse Br eaker)
SA
OF F ON
MC
MC RB RC R(L1)
S(L2) T(L3)
E
Analog Multi- func tion Output Ter minal
F ac tor y default: A nal og freq.
/ c ur rent meter 0~1 0VDC/2 mA
MO3 U(T1) V(T2) W(T3)
3~ IM
MO1
MO2
AFM
ACM RA RB RC
MCM
RS-485 Motor
F ac tor y setting:
indicates during operation 48V50mA
Fac tor y setting:
Freq. Setting Indication
Fac tor y setting:
Low-voltage Indication
Multi-function Photocoulper Output
Analog S ignal common
Seri al interface 1: EV 2: G ND
5:Reserv ed 6: Reserv ed
3: SG- 4: SG + DFM
DCM
Digital Frequency Output Ter minal
Fac tor y setting: 1:1 Duty =50%
Digital Si gnal Common 48V50mA
48V50mA E
E
Please refer to Contr ol Ter minal Ex pl anation.
6 1
Main c irc ui t (power) terminals Contr ol c ircuit ter minals Shielded l eads & Cable Recommended Circ ui t when
power s upply is turned O FF by a fault output.
T he contact will be O N when the fault occur s to turn off the power and protect the power sys tem.
Chapter 2 Installation and Wiring|VFD-B Series
2-16 Revision July 2008, BE16, SW V4.08 & V5.00
Figure 3 for models of VFD-B Series
VFD150B23A/43A/53A, VFD220B23A/43A/53A, VFD300B23A/43A/53A, VFD370B23A/43A/53A, VFD450B43A/53A, VFD550B43C/53A, VFD750B43C/53AVFD185B23A/43A/53A,
Br ak e r es istor/unit(optional ) Refer to Appendi x B for the use of special brake resi stor/uni t
+1 +2 Jumper
VF DB
-( min us sig n) DC chock
(optional)
Main c irc ui t (power) terminals Contr ol c ircuit ter minals Shielded l eads & Cable Analog Multi- func tion Output Ter minal
factory setti ng: Analog fr eq.
/ c ur rent meter 0~1 0VDC/2 mA
MO3 U(T1) V(T2) W(T3)
IM 3~
MO1
MO2
AFM
ACM RA RB RC
MCM
RS-485 Motor
F ac tor y setting:
indicates dur ing operation 48V50mA
F ac tor y setting:
F req. Setting Indication
F ac tor y setting:
Low-voltage Indication
Multi-function Photocoulper Output
Analog S ignal common
Seri al interface 1: EV 2: G ND
5:Reserv ed 6: Reserv ed
3: SG- 4: SG + DFM
DCM
Digital F requency Output Ter minal
F ac tor y setting: 1:1 Duty =50%
Digital Si gnal Common 48V50mA
48V50mA E
E
Please refer to Contr ol Ter minal Ex pl anation
6 1
AVI
ACI AUI ACM 4~20mA
-10~+10V +10V
5K 3
2 1
Power supply +10V 20m A
Master Fr equency 0 to 10V 47K
Analog S ignal Common E FWD REV JOG EF MI1 MI2 MI3 MI4
MI6 TRG MI5
DCM +24V
Sw1 Sink Source F act ory set tin g:
SINK Mo de F WD/ST OP
REV/STO P JO G
E.F.
Multi-s tep 1 Multi-s tep 2 Multi-s tep 3 Multi-s tep 4 RESET Acc el/Decel prohibit
Counter Digital Si gnal Common F ac tor y
setting
* Don't apply the mains voltage directly
to abov e terminals. E
Please refer to F ig u re 4 fo r w irin g of SINK m od e an d SOURCE m od e.
R(L1) S(L2) T(L3) F us e/NF B(None F use Br eaker)
SA
OF F ON
MC
MC RB RC R(L1) +1
S(L2) T(L3)
E
* For the single phas e driv es, the AC input line can be connected to any two of the three input termi nal s R,S,T
* T hree phase input power may apply to single phas e driv es.
Recommended Circui t when power s upply is turned O FF by a fault output.
T he contact will be O N when the fault occur s to turn off the power and protect the power sys tem.
Chapter 2 Installation and Wiring|VFD-B Series
Revision July 2008, BE16, SW V4.08 & V5.00 2-17
Figure 4 Wiring for SINK mode and SOURCE mode
Factory setting SINK Mode
*Don't apply the mains voltage directly to above terminals.
FWD/STOP REV/STOP
Multi-step1 Multi-step2 Multi-step3 Multi-step4
Digital Signal Common
+24V
MI1 MI2 MI3 MI4 MI5 MI6
DCM E Sink
Source SW1
FWD REV JOG EF
TRG JOG
E.F.
RESET
Accel./Decel. prohibit Counter
Sw1 Sink
Source
Factory setting SOURCE Mode
*Don't apply the mains voltage directly to above terminals.
FWD/STOP REV/STOP
Multi-step1 Multi-step2 Multi-step3 Multi-step4
Digital Signal Common
+24V
MI1 MI2 MI3 MI4 MI5 MI6
DCM E
FWD REV JOG EF
TRG JOG
E.F.
RESET
Accel./Decel. prohibit Counter
Chapter 2 Installation and Wiring|VFD-B Series
2-18 Revision July 2008, BE16, SW V4.08 & V5.00