Installation and wiring
Connection of stand-alone option units
FR-A800
2 - 79
Connection of the dedicated external brake resistor (FR-ABR)
The FR-ABR is applicable to FR-A820-01250(22K) or lower and FR-A840-00620(22K) or lower.
Set parameters as below.
●
Pr. 30 "Regenerative function selection" = 1
●
Pr. 70 "Special regenerative brake duty" = 7.5K or lower: 10 %, 11K or higher: 6 %
(Refer to page 5-675.)
●
When the regenerative brake transistor is damaged, the following sequence is recommended to
prevent overheat and burnout of the brake resistor.
Since the FR-A820-00630(11K) or higher and FR-A840-00310(11K) or higher are not provided with
the PX terminal, a jumper need not to be removed.
Refer to the table below for the thermal relay types for each capacity. Refer to the diagram below
for the connection. Always install a thermal relay when using a brake resistor whose capacity is11K
or higher.
I002406E, I002407E
Fig. 2-57:
Protective circuit
Power
supply
voltage
High-duty brake
resistor brake resistor
Thermal relay type
(Mitsubishi product)
Contact rating
200 V
FR-ABR-0.4K
TH-N20CXHZ-0.7A
110 V AC 5A,
220 V AC 2A
(AC11 class)
110 V DC 0.5A,
220 V DC 0.25A
(DC11 class)
FR-ABR-0.75K
TH-N20CXHZ-1.3A
FR-ABR-2.2K
TH-N20CXHZ-2.1A
FR-ABR-3.7K
TH-N20CXHZ-3.6A
FR-ABR-5.5K
TH-N20CXHZ-5A
FR-ABR-7.5K
TH-N20CXHZ-6.6A
FR-ABR-11K
TH-N20CXHZ-11A
FR-ABR-15K
TH-N20CXHZ-11A
FR-ABR-22K
TH-N60-22A
400 V
FR-ABR-H0.4K
TH-N20CXHZ-0.24A
FR-ABR-H0.75K
TH-N20CXHZ-0.35A
FR-ABR-H1.5K
TH-N20CXHZ-0.9A
FR-ABR-H2.2K
TH-N20CXHZ-1.3A
FR-ABR-H3.7K
TH-N20CXHZ-2.1A
FR-ABR-H5.5K
TH-N20CXHZ-2.5A
FR-ABR-H7.5K
TH-N20CXHZ-3.6A
FR-ABR-H11K
TH-N20CXHZ-6.6A
FR-ABR-H15K
TH-N20CXHZ-6.6A
FR-ABR-H22K
TH-N20-9A
Tab. 2-44:
Combination of resistor and thermal relay
R
PX
PR
P/+
(P3)
S/L2
T/L3
R/L1
MC
T
F
MC
MC
MC
S/L2
T/L3
R/L1
B
C
T
F
MC
MC
R
PX
PR
P/+
(P3)
Power
supply
Inverter
Thermal
relay
(OCR)
OFF
ON
OCR
contact
Disconnect jumper
Example 1
Power
supply
Inverter
Thermal
relay
(OCR)
OFF
ON
OCR
contact
Disconnect jumper
Example 2
FR-ABR
FR-ABR
To the inverter
P/+ terminal
To the ABR
Содержание FR-A800
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Страница 22: ...Contents XVIII ...
Страница 30: ...Related manuals Introduction 1 8 ...
Страница 122: ...Connection of stand alone option units Installation and wiring 2 92 ...
Страница 180: ...Basic operation procedure JOG operation Basic operation 4 32 ...
Страница 934: ...Check first when you have a trouble Protective functions 6 46 ...
Страница 954: ...Measurement of main circuit voltages currents and powers Precautions for maintenance and inspection 7 20 ...
Страница 1030: ...EC Declarations of Conformity Appendix A 46 A 5 EC Declarations of Conformity A 5 1 Low Voltage Directive ...
Страница 1031: ...Appendix EC Declarations of Conformity FR A800 A 47 ...
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Страница 1033: ...Appendix EC Declarations of Conformity FR A800 A 49 ...
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Страница 1035: ...Appendix EC Declarations of Conformity FR A800 A 51 A 5 2 EMC Directive ...
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Страница 1037: ...Appendix EC Declarations of Conformity FR A800 A 53 ...
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