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PARAMETER SETTING MANUAL
VARMECA 20
Variable speed motors and geared motors
WIRING DIAGRAMS
LEROY-SOMER
3532 - 05.2004 / f
4.11 - Configuration 7: With VMA ESFR option card (VMA B20 only)
"Faster/slower" command and electrical brake release
Marking
Functions - Characteristics
Connection of the braking resistor (optional)
R1, R2
VMA21 - min. resistance value = 200 Ohms
VMA22 - min. resistance value = 200 Ohms
1
Locking logic input
Terminals 1 and 3 not connected: drive disabled
Terminals 1 and 3 connected: drive enabled
2
Logic input: Enabling of reduced speed
S4 Open: Operation at reduced speed (VP1-1)
S4 Closed: Operation at max. speed
3
24VDC, 30mA
Common at terminal 10
4
10V, 10mA
5
0 V
6
Reference input 0 to +10V or 4-20mA
0-10V: input impedance = 100kOhms
4-20mA: input impedance = 0.5kOhms
11, 12
Fault relay - volt-free contact 250V 1A
Contact open: switched off or faulty
Contact closed: running
On ESFR option
Connection of protected mains supply phases
L1, L2 or 200V to 240V ± 10% 50-60Hz in single-phase
L1, L2, L3 220V to 480V ± 10%, 50-60Hz in three-phase
PE
Earth connection
7
Run Reverse/Maintain speed logic input
8
Run Forward/Maintain speed logic input
9
Acceleration up to F-max. logic input
10
24VDC, 30mA
Common at terminal 3
13
Logic input: Electrical brake release
S3 Open: brake engaged when stopped
S3 Closed: brake released when stopped
1
2
3
4
R1
R2
5
6
11
12
QS : Fused isolator
AU : Emergency stop
SB1 : Off button
SB2 : On button
0V
+24V
+10V
+24V
Electrical brake
release
Acceleration input
Run forward
Run reverse
Fault relay
VARMECA 20
QS
KM1
QS
Power supply to 2nd motor
(variable frequency and voltage output)
Power supply to 2nd brake
(mains voltage output)
SB2
KM1
SB1
AU
Remote control
power supply
KM1
Braking
resistor
(Optional)
S5
S1
S2
S3
Mains
power supply
+24V
789
1
0
78
9
1
0
1
3
PE
PE
L1 L2 L3 F1 F2 U V W
VMA ESFR
option card
S4
Selection of
reduced speed
Maintain
speed
Associated parameter setting
For other parameter settings see sections 2 and 3.
CDC-VMA 20
PEGASE VMA 20
P60 = ON
Dynamic control = YES
P14 = config.7
Terminal block configuration = Config. 7
P15 = VP1
VP1 option 1-4
P61 = dep. on application
Brake release F
P62 = dep. on application
Brake engage F
P63 = dep. on application
T1 release
P64 = dep. on application
T2 magnetisation
P65 = dep. on application
DC injection time delay
P66 = dep. on application
T4 brake engage
P67 = dep. on application
DC injection level
P68 = dep. on application
I threshold before brake release
P69 = ON
VMA ESFR = YES
P70 = D. BRAKE
Terminal 13 = D. BRAKE