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R911201478 (RS51.1-4G-024-V-V1-FW)

RD 500 Drive Controllers

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The Rexroth Indramat MPN R911201478 (RS51.1-4G-024-V-V1-FW) is a drive controller engineered for high-speed grinding spindle applications, operating on a 3-phase AC 380-480 V supply with ±10% tolerance. The unit features voltage frequency control, integrated brake chopper and resistor for overvoltage protection, and a radio interference suppression system. It supports motors up to 24 kW with a rated power output of 24 kVA, nominal current of 32 A, and peak current of 50 A for up to 60 seconds. Output frequency range is 0-2000 Hz. The controller provides a continuous braking power of 0.6 kW, requires an external 24 V standby power supply, and operates efficiently in ambient temperatures from 0°C to +40°C. The device has an IP20 protection rating, utilizes an efficient cooling system, and weighs 55 kg.

Technical Specifications

ProductType
Drive Converter

PowerSupply
3-phase AC 380 – 480 V (+/-10% tolerance)

VoltageFrequencyControl
Yes

ElectricMotorPower
24 kW

StandbyPowerSupply
24V

OutputFrequency
0 to 2000 Hz

NominalCurrent
32 A

RatedCurrent
40 A

PeakCurrentCapacity
50 A for 60 seconds

ContinuousOutput
19 kVA

RatedOutput
24 kVA

EnvironmentalClass
3K3

OperatingTemperature
0 to +40 degree Celsius

CoolingMethod
0.2 cubic meters per second

SuppressionSystem
Radio interference suppression

ProtectionDegree
IP20

Weight
55 kg

ContinuousBrakingPower
0.6 kW

UnitResistance
18 Ohm

BrakeResistorResistance
20 Ohm.

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1620 Old Apex Road
Cary, NC 27513, USA

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Fax: 1-919-867-6204

[email protected]

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Indramat USA 1 Year Warranty

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We offer a repair service for the RS51.1-4G-024-V-V1-FW.

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North Carolina Office

Indramat USA
1620 Old Apex Road
Cary, NC 27513
USA

Phone

Toll Free: 1-888-551-3082
International: 1-919-443-0207

Indramat USA sells factory new and pre-owned surplus products and maintains channels to procure supply. Indramat USA is not affiliated with nor an authorized distributor or representative of any manufacturers, brands or products listed. Designated trademarks, brand names, and brands appearing herein are the property of their respective owners.