IEEE C62.55-2017

IEEE C62.55-2017 is a technical guide for surge protection of DC power feeds to remote radio heads, helping engineers address transient overvoltage exposure in distributed telecom power systems. It focuses on protecting DC-fed equipment at the remote end of the link, where outdoor and site-level surge conditions can affect reliability and service continuity. For power, energy, and industry applications, this standard supports more consistent design choices and better coordination between power feed protection and radio head equipment requirements.

Overview of IEEE C62.55-2017

This standard provides guidance for managing surge protection on DC power feeds used with remote radio heads, a setup commonly found in distributed wireless and telecom architectures. IEEE C62.55-2017 is useful when evaluating how transient events may enter through the power path and influence sensitive electronics at the radio site. It is intended to help align protection methods, equipment interfaces, and engineering practices so that the power feed remains better controlled under surge conditions. The document is especially relevant where reliable field operation is a priority.

Typical use cases

IEEE C62.55-2017 is typically applied when designing or reviewing DC feed protection for remote radio heads in cellular and other radio access installations. It may guide engineers working on base station power distribution, outdoor cabinet interfaces, and site-level surge coordination. The standard can also be useful during equipment specification, procurement, and maintenance planning when comparing protection approaches for remote electronics. In practice, it helps teams address how DC feeds interact with exposed cabling, grounding arrangements, and transient-prone field environments.

Why it matters

Surge protection choices on DC power feeds can strongly affect the reliability of remote radio head deployments, especially where equipment is located far from the main power source. IEEE C62.55-2017 supports more consistent engineering decisions by framing how protection should be considered for these power paths. That can reduce risk from transient damage, help improve uptime, and make compliance reviews and design verification more straightforward. For organizations managing distributed communications infrastructure, the standard offers a practical reference for technical consistency.

• DC power feeds to remote radio heads
• Surge protection and transient coordination
• Distributed wireless site power interfaces
• Outdoor and field-exposed equipment protection
• Design, specification, and verification support