PC37.017/D8, Sept 2020 is a technical standard focused on voltage above 1000 V ac circuit breakers and gas-insulated switchgear, providing guidance for equipment used in power systems where insulation, interruption performance, and reliable operation are critical. As a specialized document for components, circuits, devices, and systems in power and energy applications, it helps define expectations for design and verification in high-voltage equipment environments.

About PC37.017/D8, Sept 2020

This standard addresses the technical context of high-voltage circuit breakers and gas-insulated switchgear, with attention to equipment operating above 1000 V ac. PC37.017/D8, Sept 2020 is relevant to engineering work that depends on controlled interruption, dielectric strength, and consistent switching performance. It is typically used as a reference for understanding requirements that support safe equipment integration and comparable technical evaluation across related apparatus. As an inactive document, it remains useful for historical reference and specification review.

Where is PC37.017/D8, Sept 2020 used?

PC37.017/D8, Sept 2020 is commonly applied in high-voltage power equipment workflows, especially where circuit breakers and gas-insulated switchgear are selected, specified, or assessed for ac systems above 1000 V. It is relevant to substations, utility switchyards, industrial power distribution, and other installations that rely on compact insulated switching apparatus. Engineers and procurement teams may use it when comparing equipment capabilities, reviewing technical submittals, or checking alignment with project requirements for switchgear performance and insulation coordination.

Importance in practice

This standard matters because high-voltage switching equipment must perform consistently under demanding electrical and mechanical conditions. PC37.017/D8, Sept 2020 supports clearer design control, safer procurement decisions, and more consistent testing or evaluation of circuit breakers and gas-insulated switchgear. For projects involving power delivery equipment, it can help reduce ambiguity around ratings, insulation behavior, and expected operating performance. Using a defined technical reference also supports better comparison between products and fewer compliance-related misunderstandings.

• Voltage above 1000 V ac applications
• Circuit breaker and GIS equipment context
• Insulation and interruption performance
• Power system specification and review
• Historical reference for inactive status