Arc Flash and Short Circuit Analysis

Our Service Offerings

Performing detailed arc flash and short circuit analysis to ensure safety and compliance. Our analysis helps identify potential hazards and implement measures to protect personnel and equipment.

VarcoMac's Arc Flash and Short Circuit Analysis services provide comprehensive electrical safety evaluations that help protect your personnel and equipment while ensuring regulatory compliance. Our detailed assessments identify potential hazards, quantify risks, and deliver practical solutions to enhance workplace safety and system reliability.

Our specialized analysis services include:

  • Data Collection and System Modeling: We conduct thorough documentation of your electrical distribution system, capturing equipment specifications, cable lengths, protective device settings, and operational parameters to create accurate system models.
  • Short Circuit Analysis: Our engineers calculate maximum fault currents throughout your electrical system to verify equipment ratings are adequate to withstand potential fault conditions without catastrophic failure.
  • Protective Device Coordination: We evaluate and optimize the timing and operation of circuit breakers, fuses, and relays to ensure faults are cleared by the closest upstream device, minimizing outage scope while maintaining personnel protection.
  • Arc Flash Hazard Calculations: Using advanced computational methods, we determine incident energy levels at each equipment location, establishing accurate arc flash boundaries and personal protective equipment (PPE) requirements in accordance with NFPA 70E.
  • Mitigation Strategy Development: We identify practical modifications to reduce hazard levels, including protective device adjustments, equipment replacements, or engineering controls that enhance safety without compromising system reliability.
  • Equipment Labeling: We provide comprehensive arc flash warning labels for electrical equipment, clearly indicating hazard levels, approach boundaries, and required PPE to inform workers of potential dangers.
  • Documentation and Training: Our deliverables include detailed reports, single-line diagrams, and recommendations, with optional staff training on arc flash hazards and safe work practices.

The VarcoMac difference includes our practical approach to hazard mitigation. Rather than simply documenting dangers, we focus on implementing realistic solutions that balance safety improvements with operational needs. Our experienced engineers consider system reliability, selectivity, and maintenance requirements alongside safety concerns, delivering recommendations that enhance overall system performance. With VarcoMac's Arc Flash and Short Circuit Analysis services, you gain not just regulatory compliance, but a comprehensive understanding of your electrical system's safety profile and actionable strategies to protect both personnel and equipment.

OUR PRINCIPLES OF SERVICE

Delivering innovation, value, and quality with every project.

Performance

In everything we do, our work seeks to deliver the highest levels of business, environmental, and asset performance for our clients.

Partnership

Our success is our clients’ success and is always the result of skill, dedication, and collaboration. To achieve our goals, we rely on every stakeholder.

Responsibility

We have a duty of care for our partners and communities. We’re active corporate citizens, working in an equitable and environmentally friendly manner.
Our Industry impact

We develop and deploy a range of client-specific strategies.

Years of Expertise
40
+
Delivering quality and value to every project for over four decades.
Emergency Service
24
/7
Providing round-the-clock emergency electrical services to ensure continuous operation and safety.
Highly-Trained Technicians
900
+
Supporting our clients with a skilled workforce across the DC metro area.
Key Market Sectors
5
+
Specializing in biomedical, commercial, data center, government, healthcare, and other mission-critical sectors.
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VarcoMac works with building engineers, property managers, and commercial buildings to help do everyday electrical repairs, maintenance, and emergency service calls.

David Mitchell
Account Executive, Service Division
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When you need us, our team is here to help you 24 hours a day, 7 days a week. Our reputation is built on the long-standing relationships we have developed with our clients and we are proud of our dedication to superior customer service.
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Arc Flash and Short Circuit Analysis