VW3A7703

$639.96
Special Order-Generally ships in 14 to 21 Business Days
SKU
VW3A7703

braking resistor - IP 20 - 28 Ohm - 200 W

Main
Range of product
Altivar
Product or component type
ATV61 braking resistor

ATV71 braking resistor
Range compatibility
Altivar 312

Altivar 61

Altivar 71

Altivar 32

Altivar 31C

Altivar 312 Solar

Altivar Easy 310
Product compatibility
ATV31CD11N4

ATV31CD15N4

ATV71PD11N4Z

ATV71WD11N4

ATV71WD15N4

ATV312HU40M3

ATV312HD11N4

ATV312HD15N4

ATV61WD15N4

ATV61WD15N4C

ATV61WD18N4

ATV61WD18N4C

ATV312HD11S6

ATV312HD15S6

ATV32HD11N4

ATV32HD15N4

Variable speed drive ATV310 motor : 11 kW

ATV61HD18Y

ATV61HD22Y

ATV61HU30M3

ATV61HU40M3

ATV71HD11N4

ATV71HD15N4

ATV71HD15Y

ATV71HD18Y

ATV71HU30M3

ATV71HU40M3
Average power available
200 W at 50 °C

231 W at 40 °C
Ohmic value
28 Ohm
Complementary
Electrical connection
<= 1.5 mm² terminal (AWG 16) for temperature control switch

<= 4 mm² terminal (AWG 28) for drive
Protection type
Thermal protection via drive or temperature control switch at 120 °C
[Ue] rated operational voltage
24 V DC 0.1 A

250 V AC 1 A
Contact resistance
<= 60 µOhm
Product weight
3.5 kg
Environment
Ambient air temperature for operation
0...50 °C
Ambient air temperature for storage
-25...70 °C
IP degree of protection
IP20
Contractual warranty
Warranty period
18 months
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   Frequently Asked Questions and Answers


  • What supplies the power to vw3a3401 encoder interface card fitted on Altivar 71?

    The encoder interface card VW3A3401 uses an internal 5VDC supply from the drive control block. The interface card supplies 5VDC to the encoder RS422 with maximum current available up to 200mA.
    Read more

  • When does the Drive Overheat Fault (OHF) occur in Altivar 71 Drives.

    The Drive Overheat Fault (OHF) indicates that the heat sink temperature has crossed the temperature threshold. This is the information from the temperature sensor located on the heat sink, near the transistor module. When the Thermal Heat Dissipation (THD) is greater than 118% it trips in OHF. 118% is approximately 100 Deg Centigrade temperature on the heat sink. The main causes for the occurrence of this fault are: 1. Excessive ambient temperature. (Provide proper air cooling of the control roo...
    Read more

  • Altivar 61/71 what is the recommended corrective action when the motor runs in reverse with a run forward command?

    Issue: The motor is running backwards with a forward run command on the drive. Product line: Altivar ATV61 and ATV71 Environment: All models, all serial numbers Cause: The phase rotation is inverted coming out of the drive going to the motor.      Resolution: Option 1: To correct the motor rotation swap two motor leads on the drive output terminals. Option 2: Go in the simple start menu 1.1 find output phase rotation change it from ABC to ACB. Refer to the ATV61 and ATV71 programm...
    Read more

  • What does ramp increment mean for the Altivar 61/71?

    Issue:  What does ramp increment mean for the Altivar 61/71?   Product Line: Altivar 61, Altivar 71   Environment: All serial numbers   Cause: N/A   Resolution: Ramp increment is a parameter that will change the resolution of the listed parameters:  see below Inr M [Ramp increment] 0.01 - 0.1 - 1 0.1 0.01   [0.01]: Ramp up to 99.99 seconds 0.1     [0.1]: Ramp up to 999.9 seconds 1        [1]: Ramp up to 9,000 s...
    Read more

  • Will the relay output, assigned to No Drive Fault, change states on a fault if Auto restart is set to yes on VFD?

    Issue:  Will the relay output, assigned to No Drive Fault, change states on a fault if Auto restart is set to yes? Product Line:   Altivar 61 Altivar 71 ATV61  ATV71 Environment: All Cause: Define the No Drive Fault relay relationship with Auto restart function.  Resolution: The relay assigned to No Drive Fault will not change states on a fault, if Auto restart is set to YES, until the max restart time is depleted and the fault still exists.
    Read more

Catalogue
  • file image Altivar 312 variable speed drives catalogue (pdf) download image`
  • file image Catalog: Altivar 71/71 Plus variable speed drives - English version 2014/04 (web pdf format) (pdf) download image`
  • file image Catalog: Altivar 61/61 Plus variable speed drives - English version 2014/04 (web pdf format) (pdf) download image`
  • file image Catalog: Altivar 32 variable speed drives (pdf) download image`
  • file image Altivar Machine ATV320 variable speed drives - Catalog (pdf) download image`
Instruction sheet
  • file image Instruction Sheet - Braking resistors - VW3A7701-718 (pdf) download image`
Catalogue Page
  • file image Variable speed drives ATV 312 (pdf) download image`

Dimensions Drawings

Dimensions



Dimensions in mm

a

b

c

G

H

Ø

140

393

120

120

375

6 x 12

Dimensions in in.

a

b

c

G

H

Ø

5.51

15.47

4.72

4.72

14.76

0.24 X 0.47



Mounting and Clearance

Clearance





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