Authorized ABB Distributor (Low Voltage Drives)
ABB - Low Voltage Drives P14494-40 - Braking Resistor, 21 OHMS, 750 WATTS, GCE2 Enclosure, 12W x 7D x 5H in, 10 lbs

ABB Low Voltage Drives P14494-40 Braking Resistor, 21 OHMS, 750 WATTS, GCE2 Enclosure, 12W x 7D x 5H in, 10 lbs

Alternate Item Number: 3AUA0000041877

UPC: 662348076323

Documents & Media
Technical DrawingSpecification Sheet

Contact for Pricing

Call +1 (262) 252-1600 (toll-free 877-268-3700) or email [email protected] for pricing and availability.

Overview

The ABB P14494-40 braking resistor is a 21Ω, 750W power dissipation unit designed for dynamic braking in variable frequency drives (VFDs) and motor control systems. This resistor converts excess kinetic energy into heat to safely decelerate motors, protecting drive components from overvoltage conditions during rapid stops or load changes. Housed in a GCE2 enclosure, it measures 12 inches in width, 7 inches in depth, and 5 inches in height, weighing 10 pounds. The compact footprint and high power rating make it ideal for applications requiring precise torque control and energy dissipation, such as cranes, conveyors, and elevators. The 21Ω resistance ensures optimal braking performance while minimizing stress on drive components. Compatible with ABB’s low-voltage drive systems, including ACS880 and ACS380 series, the P14494-40 supports continuous operation at rated power. Its robust construction and reliable operation in harsh industrial environments make it a cost-effective solution for enhancing system safety and efficiency in high-performance motor control applications.
  • 21Ω resistance, 750W power dissipation for dynamic braking
  • GCE2 enclosure for dust and moisture protection
  • Compact dimensions: 12W x 7D x 5H inches, 10 lbs weight
  • Compatible with ABB ACS880 and ACS380 series drives
  • Ideal for cranes, conveyors, and elevators requiring precise torque control

Specifications

Series
GCE2
Size
12W x 7D x 5H in
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Frequently Asked Questions

What are the specifications for P14494-40 resistor for a 7.5 Hp ACS150/355 drive?

The P14494-40 resistor is 21 Ohms and 750 Watts, suitable for a 7.5 Hp ACS150/355 drive with a 10sec on/50sec off duty cycle.

What are the resistance and wattage for P14494-CR-02 resistor for a 0.5 Hp ACS150/355 drive?

The P14494-CR-02 resistor has 200 Ohms and 100 Watts for a 0.5 Hp ACS150/355 drive with various duty cycles.

What are the specifications for P14494-CR-02 resistor for a 1.5 Hp ACS250 UL Type 4X drive?

The P14494-CR-02 resistor is 200 Ohms and 100 Watts, compatible with a 1.5 Hp ACS250 UL Type 4X drive for stopping duty.

What is the resistance and wattage for P14494-32 resistor for a 2 Hp ACS150/355 drive?

For a 2 Hp ACS150/355 drive, the P14494-32 resistor has 35 Ohms and 820 Watts for a 60sec on/180sec off duty cycle.

What is the resistance and wattage for P14494-32 resistor for a 3 Hp ACS250 drive?

For a 3 Hp ACS250 drive, the P14494-32 resistor is 35 Ohms and 820 Watts, suitable for 30sec on/180sec off and 60sec on/180sec off duty cycles.

What is the resistance and wattage for P14494-31 resistor for a 5 Hp ACS250 UL Type 4X drive?

The P14494-31 resistor is 35 Ohms and 300 Watts, suitable for a 5 Hp ACS250 UL Type 4X drive with a 3sec on/27sec off duty cycle.

What are the resistance and wattage for P14494-24 resistor for a 1.5 Hp ACS250 drive?

The P14494-24 resistor is 45 Ohms and 300 Watts, used for a 1.5 Hp ACS250 drive with various duty cycles.

What are the specifications for P14494-CR-04 resistor for a 1 Hp ACS550 drive?

The P14494-CR-04 resistor is 100 Ohms and 100 Watts, compatible with a 1 Hp ACS550 drive for various duty cycles.

What is the purpose of a braking resistor with variable frequency drives?

A braking resistor is required for applications needing faster deceleration or to dissipate regenerated power from overhauling loads, preventing the drive's bus voltage from exceeding its limit.

What is the voltage range for ACS250 single-phase applications?

The ACS250 drives are available for single-phase 100-120 V and 200-240 V applications, all for stopping duty only.