Description
ISA DRTS 66 Relay Test Set Repair Services
June Company’s certified technicians repair and calibrate the ISA DRTS 66 for utility relay technicians, substation commissioning engineers, relay manufacturers, and industrial protection teams. As relay test set specialists, we understand this equipment inside and out — and we know exactly how to restore performance when problems arise.
About the ISA DRTS 66
In the field, relay test sets generate precise voltage and current waveforms to test the operation and timing of protective relays used in power system protection schemes. Professionals depend on the ISA DRTS 66 for precise, repeatable results. Any degradation in performance impacts measurement confidence and downstream decisions.
Common Relay Test Set Issues We Repair
June Company’s repair services for this instrument include:
- Phase angle accuracy errors: addressed with OEM-grade components and verified against traceable standards
- Communication module faults: repaired by technicians experienced with ISA instrumentation
- Binary input/output failures: resolved through targeted diagnostics and precision repair techniques
- Output amplifier failure: diagnosed through systematic testing and resolved with component-level repair
- Timing measurement drift: identified during our multi-point inspection and corrected to restore specification performance
Calibration and Performance Verification
Calibration is integral to our repair process. Your ISA DRTS 66 is tested for IEC 61850, relay testing, and pickup/dropout accuracy, with all results recorded and provided with the returned instrument.
Why Choose June Company for ISA Repair?
What sets June Company apart:
- Traceable Calibration: NIST-traceable calibration certificates included with every repair
- 90-Day Warranty: All repairs backed by our parts and labor warranty
- Component-Level Repair: We diagnose and repair at the board and component level, not just swap modules
- OEM-Grade Parts: Genuine or equivalent components for lasting reliability
- Nationwide Service: Secure shipping and service for customers across the United States
- Transparent Pricing: Detailed quotes before work begins — no surprises
Our Service Workflow
- Free Evaluation: Ship your ISA DRTS 66 to our facility. We provide a detailed assessment and firm quote at no cost.
- Expert Repair: Certified technicians perform output amplifier rebuilds, timing system recalibration, phase accuracy restoration, and relay test plan verification.
- Calibration: Full NIST-traceable calibration with documented results across all critical parameters.
- Quality Verification: Final functional testing confirms your instrument meets or exceeds original specifications.
- Return Shipment: Securely packaged and shipped with calibration certificate and repair documentation.
Industries We Serve
The ISA DRTS 66 is used by utility relay technicians, substation commissioning engineers, relay manufacturers, and industrial protection teams. June Company understands the operational demands of these fields and the importance of keeping critical test equipment in service.
Request a Repair Quote
Contact June Company for professional ISA DRTS 66 repair and calibration. Our team is ready to evaluate your instrument and provide a no-obligation quote.
Email: info@juneusa.com







