Engineering Safety: Analyzing the Strategic Role of Kollmorgen’s AKME Series in Hazardous Environment Automation
In industrial sectors where the risk of atmospheric explosion is a constant operational variable, the selection of motion control hardware is governed by a strict hierarchy of safety certifications. The launch of the Kollmorgen AKME series represents a nuanced shift in how engineers approach Zone 2 and Zone 22 environments. Historically, OEMs were often forced to over-specify their systems with heavy-duty Zone 1 or Zone 0 motors, incurring unnecessary costs and complexity. The AKME series fills this mid-tier gap, offering a tailored balance of performance and protection that aligns with modern lean manufacturing principles.
Technical fluency in hazardous-area design requires an understanding of both gas and dust ignition prevention. The AKME series addresses these via dual certification; Zone 2 compliance ensures the motor can operate safely where flammable vapors may appear under abnormal conditions, while Zone 22 certification confirms its ability to prevent dust ignition through strict surface temperature limits and an IP64-rated, dust-tight enclosure. This level of protection is vital for grain elevators, industrial paint booths, and pharmaceutical cleanrooms, where even a minor spark or thermal runaway could lead to catastrophic failure.
Beyond its safety credentials, the hardware maintains the high performance characteristic of the established AKM platform. With torque outputs ranging from 0.37Nm to over 50Nm and speeds reaching 5,000rpm, the series provides the responsiveness needed for high-speed precision tasks. The motors support a vast array of feedback options—including BiSS B and EnDat—ensuring they can be integrated into diverse control architectures. This versatility is essential for facilities aiming to implement predictive maintenance, as high-fidelity feedback data allows for the continuous monitoring of motor health and operational efficiency.
The strategic value of the AKME series is further amplified when paired with high-performance servo drives like the AKD2G. This unified approach ensures that safety does not come at the expense of throughput or connectivity. As global regulatory frameworks like ATEX and IECEx become more aligned, having a single, globally certified motor platform simplifies the supply chain for international OEMs. Ultimately, the ability to deploy precision motion in volatile settings is a fundamental requirement for the next generation of safe, resilient, and highly automated industrial ecosystems.
Written by: Bennett Sterling
Bennett Sterling is a senior automation engineer and safety consultant with over 16 years of experience in explosive atmosphere (Ex) system design. He has successfully overseen the implementation of complex motion control systems for global petrochemical and pharmaceutical facilities, focusing on the intersection of high-speed performance and rigorous safety compliance.