ISO 17025 DC Voltage Calibrations Services | Get Quote
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DC Voltage Calibration Services

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ISO 17025 Accredited DC Voltage Calibration Services

Maintain the precision, safety, and compliance of your critical high-voltage DC systems with Constellation PowerLabs. We provide A2LA ISO 17025 accredited DC voltage calibrations (up to 450 kV accredited, testing capabilities to 700 kV) across the United States and Canada.

Trust our 100+ years of expertise and state-of-the-art facilities, available through our high voltage calibration lab services or convenient onsite calibrations, to deliver traceable results you need to minimize risk, reduce downtime, and simplify audit preparedness.

  • Certified HV Compliance: ISO 17025, IEEE Std 4, IEC 60060-2, IEC 60270, ANSI Z540, 10 CFR 50 Appendix B.
  • Convenient Lab Locations: Multiple high voltage labs across the northeast supporting the U.S. and Canada.
  • Onsite Calibrations: Convenient testing at your facility for large or bulk equipment.
  • Dedicated Logistics HV Coordinator: Simplified logistics for smooth operations.
  • OneLab Portal: Easy online access to certificates, status updates, and calibration reminders.

 

Get a Free Quote on DC Voltage Calibrations
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Our Diverse High Voltage Calibration Offerings

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AC Voltage Testing

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We support AC voltage calibrations for maximum accuracy and compliance.

● Up to 1,000 kV RMS and Pk/√2 (50/60 Hz)
● ISO 17025 accredited up to 800 kV
● In House capabilities of 300kV AC and DC
● On-site capabilities of 1000kV +

High Current 60 Hz and DC Testing

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Verification of high-current systems including:

High Current Testing:

● Capable of testing up to 17,500 amps, traceable to NIST standards.
ISO 17025 accredited for testing up to 5,000 amps.

Direct Measurement:

● Direct measurement capabilities for currents up to 17,500 amps, traceable to NIST.
● DC current testing available for levels up to 10,000 amps.

Impulse Voltage Testing

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Operating as the only capable ISO 17025-accredited laboratory in the Americas to offer impulse voltage testing services:

● Lightning Impulse (LI): Testing up to 2.5 MV.
● Switching Impulse (SI): Testing up to 2.5 MV.
● Chopped Impulse (LIC): Testing up to 2.5 MV.

Tan Delta / High Voltage Capacitance Testing

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Gauging insulation health for cables, transformers, and rotating machines at our testing and calibration lab.

● Tan Delta Bridge measurements
● HV Capacitor testing up to 200 kV
● Tan Delta measurement for dissipation factors (DF) as low as 0.0000025
● Testing at 50/60 Hz

Motor and Generator Test Systems

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Calibration and testing of motor and generator performance simulating real-world situations.

● 60 Hz motor/generator systems
● Variable Frequency Drive (VFD) Systems

Partial Discharge Calibrator Certification

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We’re proudly the only laboratory accredited in the Americas for this parameter of partial discharge testing:

● ISO 17025 is accredited for partial discharge testing up to 10,000 pC
● Specialized testing for high-voltage systems across industries

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Onsite High Voltage Calibration Services

We deliver onsite high voltage and DC voltage calibrations directly to your facility, reducing downtime and assuring compliance with industry standards (ISO 17025, IEEE 4, IEC 60060-2, IEC 60270, ANSI Z540, 10 CFR 50 / Appendix B).

Our streamlined logistics system simplifies scheduling and executing high voltage calibration services throughout the Americas, eliminating transportation for large equipment and supporting uninterrupted operations.

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Streamline DC Voltage Calibration Management with OneLab

Constellation PowerLabs offers OneLab, a centralized online portal simplifying DC voltage calibrations and high-voltage equipment management. Never miss another calibration reminder and always stay compliant.

OneLab Benefits:

Real-Time Insights

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Access centralized data for all high voltage equipment, including your DC voltage calibrations, enabling real-time monitoring on progress.

Easy Collaboration

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Benefit from an intuitive interface that is easy to navigate and enables collaboration across teams for better management.

Scalable & Compliant

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Witness how OneLab adapts to your growing needs with customizable alerts and easy access to your online calibration certificates.

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Manage all your high voltage testing service equipment all in one place with OneLab.

Learn More About OneLab
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Partner with an Accredited High Voltage Lab for Your DC Voltage Calibration

Constellation PowerLabs delivers ISO 17025 accredited DC voltage calibration services to confirm accuracy and compliance for high-voltage systems. We proudly serve our customers across the U.S. and Canada with quality testing and calibration. You can always count on us for consistent quality every time.

Contact us today for a customized quote on our accredited calibration services.

Request a quote