YASKAWA Varispeed G7 Spécifications Page 80

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Vue de la page 79
81
Connections
Options, Peripheral Devices
Dimensions mm
■Braking Unit
CDBR-2022 D,-2037 D,
-4030 D,-4045 D
CDBR-2110 B CDBR-4220 B
Weight: 2 kg
Weight: 8.5 kg Weight: 12 kg
Connection Diagram A Connection Diagram B Connection Diagram C
Connection Diagram D Connection Diagram E
Set L8-01 to 1 to enable braking resistor overload protection in the drive when
using braking resistors, and set a multi-function input to “Braking Resistor
Fault” (H1- = D). Wiring sequence should shut off power to the drive when
a fault output is triggered.
Set L3-04 to 0 or 3 to disable stall prevention when using a braking unit, a
braking resistor, or a braking resistor unit. If the function is enabled under these
conditions, the drive may not stop within the specified deceleration time.
200 V class drives do not require a control circuit transformer.
When connecting a separately-installed type braking resistor unit (model
CDBR) to drives with a built-in braking transistor (200 V/400 V 15 kW or less),
connect the B1 terminal of the drive to the positive terminal of the braking
resistor unit and connect the negative terminal of the drive to the negative
terminal of the braking resistor unit. The B2 terminal is not used in this case.
Be sure to protect non-Yaskawa braking resistors by thermal overload relay.
When using more than one braking unit connected in parallel, set one of the
braking units as the master, and set the others as slaves.
Connect fault relay output to multi-function digital input S (External
Fault).
Connect the CDBR transistor short-circuit detection output to disconnect main
input power to the drive.
Connect directly to the drive terminal or install a terminal block.
Contact your Yaskawa representative or nearest agent when using the
braking unit (CDBR- D) with earlier models (CDBR- B or CDBR- C).
Connect fault relay output to multi-function digital input S (External
Fault).
*1
:
*2
:
*3
:
*4
:
*5
:
*6
:
*7
:
*8
:
*9
:
*10
:
Braking
resistor
1,
2
ELCB or MCCB
3-phase
power
supply
3-phase
power
supply
3-phase
power
supply
3-phase
power
supply
M
MC
B1
B2
Varispeed G7
U/T1
V/T2
W/T3
R/L1
S/L2
S
R
T
T/L3
ON
OFF
THRX
SA
TRX
MC
MA
MC
TRX
Fault relay contact
BRFX
Multi-Function
Digital Outputs
MC
SA
SA
THRX
2MCCB
MC MB
P1
P2
PC
SA
BRFX
48 Vdc or less
max50 mA
H2-02 is set to D.
Ground
Braking
Resistor Unit
2,
5
ELCB or MCCB
R
S
T
M
1 2
P B
Wiring sequence should shut
off input power to the drive
when the thermal relay trips.
Wiring sequence should shut
off input power to the drive
when the thermal relay trips.
Wiring sequence should shut
off input power to the drive
when the thermal relay trips.
Wiring sequence should
shut off input power to
the drive when the
thermal relay trips.
Thermal relay
trip contact
400/200 V
R/L1
MC
S/L2
T/L3
B1
B2
U/T1
V/T2
W/T3
*3
ON
OFF
THRX
SA
1
2
TRX
MC
MA
MC
TRX
Fault relay contact
Fault relay contact
Fault relay contact
Braking resistor unit
Thermal relay trip contact
Braking resistor unit
Thermal relay trip contact
MC
SA
SA
THRX
2MCCB
MC MB
Varispeed G7
Ground
Ground
ELCB or MCCB
ELCB or MCCB
MC
M
*3
+
3
Varispeed G7
U/T1
V/T2
W/T3
R/L1
S/L2
T/L3
R
S
T
400/200 V
ON
OFF
THRX
SA
1
2
TRX
MC
MA
MC
TRX
MC
SA
SA
THRX
2MCCB
MC MB
Breating Resistor Unit
Overheat Contact
(Thermoswitch Contact)
Breating Resistor Unit
Overheat Contact
(Thermoswitch Contact)
Breating
Resistor Unit
2,
5
Braking
Resistor Unit
2,
5
Braking Unit
2,
4
SC
SB
External fault input
B1
B2
+
-
Level
Detector
2 1
P
B
MA MB MC EA EB EC
Fault relay
output
7
Transistor short-circuit
detection output
7
Varispeed
G7
Breating Resistor Unit
Overheat Contact
(Thermoswitch Contact)
Breating Resistor Unit
Overheat Contact
(Thermoswitch Contact)
Braking
Resistor
Unit
2,
5
Braking
Resistor
Unit
2,
5
Braking Unit
2,
4
MA MB MC EA EB EC
3
1
P
2
B
IN(Slave)
OUT(Master)
OUT1
OUT2
SC
SB
IN1
IN2
B1 B2
Fault relay
output
7
Transistor short-circuit
detection output
7
Fault relay
output
7
Transistor short-circuit
detection output
7
+
+
Braking unit 2
4
Braking unit 1
4
MA MB MC EA EB EC
1
P
2
B
OUT1
OUT2
IN1
IN2
+
IN(Slave)
OUT(Master)
SC
SB
Ground Ground
6
6
8
8
B1 B2
M
3
4
P
B
1
2
+
0
0
P
B
1
2
P
B
1
2
+
3
(3-unit multiple connection)
(Braking Units in Parallel
9
R
S
T
400/200 V
MC
*3
*10
R/L1
S/L2
T/L3
U/T1
V/T2
W/T3
Varispeed G7
+
ON
OFF
THRX
SA
1
2
TRX
MC
MA
MC
TRX
MC
SA
SA
THRX
2MCCB
MC MB
Ground
Ground
Braking resistor unit
Thermal relay trip contact
Level
Detector
4-d
120
150
136
105
157
49.6
6
7
100 min.
50 min.
100 min.
30 min. 30 min.
140
104
Lead wire inlet
(bushing 28 dia.)
Lead wire inlet × 2
(bushing 35 dia.)
Lead wire inlet
(bushing 28 dia.)
Lead wire inlet × 2
(bushing 35 dia.)
111
156
200
100
156.5
210
104
118.5
50
210
250
200
156
111
59
30 min. 30 min.
30 min. 30 min.
50
140
180
12
36.5
9
36.5
317
100 min.
100 min.
100 min.
100 min.
73
350
370
317
355
370
70
Mtg. hole × 4 (M6) Mtg. hole × 4 (M6)
Main circuit
terminal M6
Main circuit
terminal M6
Up Up
2022D
2037D
2110B
4030D
4045D
4220B
Model
CDBR-
=
27
38
64
24
36
71
Heat Loss
(W)
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