
ABB Low Voltage Drives ABB-43503 Braking Resistor, 2.27 OHMS, 68450 WATTS, ED6 Enclosure, 30W x 18D x 48H in, 311 lbs
Alternate Item Number: 3AUA0000015202
UPC: 662348000496
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Overview
The ABB Low Voltage Drives Braking Resistor (SKU: ABB-43503) is a high-capacity energy dissipation solution for industrial motor control systems. With a resistance of 2.27 ohms and a power rating of 68,450 watts, this resistor safely absorbs regenerative energy during deceleration in variable frequency drives (VFDs) and motor braking applications. Measuring 30 inches wide, 18 inches deep, and 48 inches high, the unit weighs 311 pounds and is designed for direct mounting in control panels or machinery frames. Typical applications include cranes, conveyors, hoists, and other high-inertia loads where rapid braking is required. The resistor's compact footprint and standardized mounting dimensions simplify integration into existing systems, while its high power capacity supports continuous braking cycles without overheating. This braking resistor is part of ABB's Low Voltage Drives portfolio, optimized for heavy-duty machinery requiring precise energy management during dynamic braking operations.
- Resistance: 2.27 ohms for precise energy dissipation
- Power rating: 68,450 watts (68.45 kW) continuous operation
- Dimensions: 30" W x 18" D x 48" H (762 x 457 x 1219 mm)
- Weight: 311 lbs (141 kg) for heavy-duty mounting stability
- Designed for VFDs, cranes, conveyors, and heavy machinery
Frequently Asked Questions
What is the resistance value of this braking resistor?
The resistance value is 2.27 ohms.
What is the power rating of the ABB-43503 braking resistor?
The power rating is 68,450 watts (68.45 kW).
What are the dimensions of the ABB-43503 braking resistor?
The unit measures 30 inches wide, 18 inches deep, and 48 inches high.
What is the weight of the ABB-43503 braking resistor?
The resistor weighs 311 pounds.
What applications use this braking resistor?
Typical applications include cranes, conveyors, hoists, and high-inertia loads requiring rapid braking.
Is this resistor suitable for continuous braking cycles?
Yes, the 68.45 kW power rating supports continuous braking cycles without overheating.





