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3hac14549 3 rectifier -0

For ABB

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3HAC14549-3 Rectifier

  • Overview
  • Specifications
  • Description
  • Applications
  • Troubleshooting
  • FAQ
  • Recommended Products
Overview

Place of Origin:

Sweden

Brand Name:

ABB

Model Number:

3HAC14549-3

Packaging Details:

Original new Factory Sealed

Delivery Time:

5-7 days

Payment Terms:

T/T

Supply Ability:

In stock

Specifications

Parameter

Value

Part Number

3HAC14549-3

Module Type

Rectifier

Dimensions

12.7 × 14.5 × 14.2 cm

Weight

1.72 kg

Control Voltage

24 V DC

Rated Current

12 A (AC-3)

Contact Structure

3-pole main contacts + auxiliary monitoring contacts

Safety Feature

Mechanically linked (forced-guided) contacts for safety circuits

Functional Role

Safety “gate” on power output side

Description

The ABB 3HAC14549-3 rectifier is a high-performance rectifier designed specifically for industrial automation. This rectifier boasts superior conversion efficiency and stability, effectively improving system operating efficiency. Designed for harsh industrial environments, this module utilizes a precision voltage regulation system to ensure output fluctuations are controlled within ±0.5%, meeting the high power quality requirements of precision instruments.

Applications

Automotive assembly plants: Controlling power cut-off for welding/handling robots during emergency stops.

Metal die-casting plants: Ensuring stable rectified power distribution in high-temperature, dusty environments.

Food processing plants: Ensuring physical power disconnection for palletizing robots during cleaning operations.

Home appliance manufacturing plants: Standardized power distribution components in large-scale robotic assembly lines.

Logistics sorting plants: Reliable power control in high-frequency start-stop environments.

Troubleshooting

Contact Sticking: If the rectifier load side is short-circuited, the large current may cause the contactor to burn out, preventing power disconnection.

Feedback Conflict: Carbon buildup on the auxiliary contacts can cause abnormal signals, resulting in the robot reporting a "safety circuit fault."

Coil Burnout: Abnormal fluctuations in the 24V power supply may cause the coil to fail, preventing the contactor from engaging.

Solution: Measure the resistance between the contacts. If it is greater than 1Ω or the contact surface is discolored, the entire contactor must be replaced.

FAQ

Q: What is the 3HAC14549-3?
A: It is a rectifier used in industrial automation power supply systems.

Q: Is this product brand new?
A: Yes, 3HAC14549-3 is brand new, original, unused, and factory sealed.

Q: Do you have it in stock?
A: Yes, 3HAC14549-3 is currently in stock and ready for shipment, and video inspection can be supported.

Q: Why can't I see a price for 3HAC14549-3?
A: In addition to “new original” units, we also deal with discontinued and hard-to-find industrial automation parts. Market prices for these components fluctuate, so pricing is provided on a quotation basis to ensure accuracy and competitiveness.

Q: Do you provide warranty as standard?
A: Yes, we provide a 12-month warranty for 3HAC14549-3. If any issues occur within 12 months from the delivery date, technical support and assistance will be provided.

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Evolo Automation is not an authorized distributor unless otherwise specified, representative, or affiliate of the manufacturer of this product. All trademarks and documents are the property of their respective owners and are provided for identification and informational.