Industrial Machinery

Why Industrial Machinery Compliance Matters

Industrial machinery is subject to strict electrical and operational safety requirements due to its interaction with personnel, energized components, and moving mechanical systems. Machinery that is custom designed, modified after manufacturing, or imported for a specific application often falls outside traditional certification pathways, increasing scrutiny during inspection and approval.

When industrial machinery lacks acceptable third-party certification, complete documentation, or consistent labeling, Authorities Having Jurisdiction may delay or deny approval. In many cases, equipment cannot be energized or placed into service until compliance concerns are resolved.

Issues identified late in the inspection or commissioning process can result in corrective rewiring, component replacement, additional testing, or production delays. Clear, code-aligned field evaluation data helps reduce uncertainty during regulatory review and supports more predictable acceptance across jurisdictions.

Industrial Machinery Field Evaluation Overview

Industrial machinery field evaluations are one-time conformity assessments performed on installed equipment to support regulatory review and acceptance by Authorities Having Jurisdiction. Evaluations focus on whether the machinery conforms to applicable electrical codes, referenced product standards, and recognized field evaluation criteria. Industrial machinery field evaluations performed by NFPA Global Solutions focus on the electrical safety aspects of machinery, including wiring methods, grounding and bonding, overcurrent protection, control circuits, and electrical construction.

Field evaluations are commonly used when industrial machinery has not undergone traditional product listing, when modifications have been made after manufacturing, or when equipment is built or assembled for a specific installation. These evaluations provide AHJs with independent third-party information to support approval decisions.

These services are typically applied to machinery intended for permanent installation in manufacturing facilities, processing plants, warehouses, and other industrial or institutional environments.

Key Capabilities Include:

Conformity assessment of electrical construction, wiring methods, grounding and bonding, and safety-related components relative to applicable codes and standards

Evaluation based on installed configuration, operating conditions, and intended use

Review of schematics, drawings, manuals, and technical documentation to support regulatory review

Documentation to support field evaluation reports, regulatory approval, and acceptance

How Industrial Machinery Field Evaluations Reduce Risk and Support Compliance

Industrial machinery field evaluations provide Authorities Having Jurisdiction with clear, documented information to support review and acceptance of installed equipment against applicable electrical safety requirements. This supports more consistent and informed approval decisions.

By identifying nonconformities and installation considerations early, field evaluations help limit corrective work, re-inspection, and unplanned delays during commissioning or startup. This supports more predictable project timelines and reduces operational disruption.

For machine builders, system integrators, and equipment owners, field evaluations provide a practical compliance pathway when traditional listing is not feasible. Documented evaluation data supports acceptance across jurisdictions and provides confidence that installed machinery meets applicable safety expectations.

Industrial Machinery Accreditations

ISO IEC 17020 Accredited Field Evaluation Body

ANSI National Accreditation Board (ANAB): AI-3355

Inspection Body for SPE 1000 Field Evaluations

Standards Council of Canada (SCC)

Relevant Industrial Machinery Standards and Test Methods

NFPA 70, National Electrical Code
NFPA 79, Electrical Standard for Industrial Machinery
NFPA 790, Standard for Competency of Third-Party Field Evaluation Bodies
NFPA 791, Recommended Practice and Procedures for Unlabeled Electrical Equipment Evaluation
Applicable UL, ASME, ISO, and ASTM product standards based on machinery type, configuration, and intended use. Applicable standards are determined during scope definition for each evaluation engagement.

What types of industrial machinery are evaluated?

Field evaluations are commonly performed on custom built, imported, modified, refurbished, or one-of-a-kind industrial machinery intended for permanent installation.

When is a field evaluation typically required?

A field evaluation is typically required when machinery is not listed by a nationally recognized testing laboratory, has been modified after manufacture, or when requested by an Authority Having Jurisdiction during inspection.

Note: FAQ responses reflect the general knowledge and experience of our technical team and are provided for informational purposes only. They do not constitute legal advice.

Does a field evaluation replace machinery listing or certification?

No. A field evaluation is a one-time conformity assessment for a specific machine and installation. It does not replace factory listing or certification for mass-produced equipment.

Note: FAQ responses reflect the general knowledge and experience of our technical team and are provided for informational purposes only. They do not constitute legal advice.

Will a field evaluation be accepted by the Authority Having Jurisdiction?

Field evaluations performed by an accredited Field Evaluation Body are commonly accepted by Authorities Having Jurisdiction when conducted to applicable codes, standards, and jurisdictional requirements. However, acceptance is at the discretion of the AHJ and may be subject to additional local requirements. Customers should confirm acceptance criteria with their AHJ prior to engaging field evaluation services.

Note: FAQ responses reflect the general knowledge and experience of our technical team and are provided for informational purposes only. They do not constitute legal advice.

What is the process for an industrial machinery field evaluation?

The process typically includes the following steps:

Engage a Field Evaluation Body: The customer engages an accredited Field Evaluation Body acceptable to the Authority Having Jurisdiction.
Discuss scope and requirements: NFPA Global Solutions works with the customer and, where appropriate, the AHJ to define evaluation scope and applicable requirements.
Conduct the evaluation: The field evaluation is performed, and a field evaluation label may be applied if all applicable requirements are met. Identified nonconformities must be addressed before final acceptance.
Receive a report: A documented field evaluation report is issued to support regulatory review and AHJ decision making.

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Disclaimer: Field evaluations are performed for the benefit of the contracting party. Operator safety depends on proper installation, maintenance, training, machine guarding, and adherence to manufacturer instructions, all of which are outside the scope of a field evaluation. Field evaluations are performed to support compliance with applicable electrical codes and acceptance by Authorities Having Jurisdiction. The evaluation does not address compliance with workplace safety regulations, machine guarding requirements, lockout/tagout procedures, or other occupational safety obligations, which are the responsibility of the equipment owner and operator.

Industrial machinery field evaluations performed by NFPA Global Solutions focus on the electrical safety aspects of machinery, including wiring methods, grounding and bonding, overcurrent protection, control circuits, and electrical construction. Evaluation of mechanical guarding, robotic safety systems, machine risk assessments, or compliance with mechanical safety standards (e.g., ANSI/RIA R15.06, ANSI B11 series) is not included unless specifically scoped in the evaluation engagement.

For more information, please review our Legal Notice page.

Why NFPA Global Solutions Industrial Machinery Field Evaluations

Our field evaluation team brings extensive experience evaluating industrial electrical equipment and understands how machinery is reviewed within regulated environments and how expectations vary based on design, integration, modification history, and Authority Having Jurisdiction.

NFPA Global Solutions is a wholly owned subsidiary of the National Fire Protection Association, and expands upon NFPA’s leadership in fire, electrical, and life safety codes and standards. Our approach emphasizes independent third-party conformity assessment, technical accuracy, and clear documentation that may be used to support regulatory review and acceptance by Authorities Having Jurisdiction.

NFPA Global Solutions operates independently from NFPA's codes and standards development activities. Field evaluations are conducted based on the published requirements of applicable codes and standards, consistent with the processes used by all accredited field evaluation bodies.