Overview: Protect Your System from Harmonic Distortion
The ABB ECHAM 086369-001 is a dedicated Harmonic Attenuation Module (HAM) designed to actively clean your electrical supply. This component specifically targets and suppresses the 5th order harmonic (250Hz), a common and disruptive byproduct of variable frequency drives and non-linear loads. By integrating this module, you directly protect sensitive equipment and improve overall power quality. Consequently, your entire system benefits from reduced electrical stress and enhanced operational reliability.
Key Benefits: Precision Engineering for Power Integrity
This module delivers a dramatic reduction in Total Harmonic Distortion of current (THDi), typically exceeding 70% for the targeted harmonics. Its compact and lightweight design allows for flexible installation in crowded panelboards without demanding extra space. Moreover, the robust 100A continuous current rating ensures it can handle demanding industrial applications without derating. In addition, its wide operating temperature range (-25°C to +55°C) guarantees performance in both unheated electrical rooms and hot factory environments. Therefore, you get a reliable, set-and-forget solution for long-term power quality management.
Technical Specifications
Here are the core technical parameters for the ABB Harmonic Attenuation Module:
Manufacturer & Model: ABB ECHAM / 086369-001
Module Type: Harmonic Attenuation Module (HAM) / Accuray Module
Nominal Voltage: 480V AC, 3-Phase
Voltage Range: ±10% tolerance, up to 690V AC
Frequency: 50/60 Hz
Continuous Current Rating: 100 A
Inductance: 0.5 mH ±2%
Target Attenuation: >70% THDi reduction, specifically for 5th order harmonics (250Hz)
Surge Withstand: 25 kA for 100 ms
Operating Temperature: -25°C to +55°C
Humidity Tolerance: <95% non-condensing
Dimensions (H x W x D): 51 x 305 x 127 mm
Weight: 0.1 kg
Origin: Sweden
Condition: Brand New, Active Product
Typical Applications & Use Cases
Install this module in any facility where non-linear loads are prevalent. For instance, it is highly effective in industrial plants with numerous VFDs controlling pumps and fans, data centers with switched-mode power supplies, and commercial buildings with large LED lighting installations. Furthermore, it serves as a critical component in modernization projects aiming to meet stricter power quality standards or to mitigate nuisance tripping of protective devices. Its plug-and-play compatibility with ABB systems makes integration straightforward for both upgrades and new designs.
FAQ
What exactly does a Harmonic Attenuation Module do?
It is a passive filter device, essentially a tuned inductor, that provides a low-impedance path for specific harmonic currents (like the 5th harmonic) to flow. This prevents those harmonics from distorting the voltage waveform on the main electrical bus, protecting other connected equipment.
Why is mitigating the 5th harmonic so important?
The 5th harmonic (250Hz at 50Hz base frequency) is particularly troublesome as it can cause overheating in transformers, neutral conductors, and motors, leading to premature failure, energy losses, and potential safety issues.
Can I install this module on a system that is not from ABB?
Yes, the ABB ECHAM module is designed to work with standard 3-phase electrical systems. Its electrical specifications (voltage, current, frequency) define its compatibility, not the brand of the overall switchgear.
Does this module require any configuration or programming?
No, this is a passive hardware component. There is no software or configuration needed; it works immediately upon correct electrical installation based on the system design.
What is the difference between this and a full Active Harmonic Filter (AHF)?
This HAM is a passive, cost-effective solution targeted at a specific harmonic order. An AHF is an active, electronic device that can dynamically inject opposing currents to cancel a wider range of harmonics but at a significantly higher cost and complexity.
