Technical Specifications · ROCKWILL

15 kV Pole Mount Auto Recloser Technical Specifications for Guyana Power & Light Incorporated (GPL)

Vacuum‑type auto‑recloser with integrated micro‑processor protection, multi‑fault protection & directional blocking, DNP3.0 / IEC‑61850‑compatible communication, backup‑battery support, for 60Hz overhead distribution‑network automation projects.

Updated2026.09

LanguageEnglish

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Technical Specifications15 kV Pole Mount Auto RecloserGuyana Power & Light Incorporated (GPL)

Document description

This is utility‑grade technical specification for vacuum auto‑recloser issued by Guyana power utility, complying with prevailing IEC 60255 and relevant switchgear standards.

It defines comprehensive protection logic, frequency‑voltage‑directional blocking functions, standalone operation mode, local & remote SCADA‑interworking requirements, multi‑media communication solutions, manual emergency‑operation mechanism, auxiliary‑power configuration and mandatory accessory scope for tender‑reference.

Frequently asked questions

What accessories are mandatory to be supplied together with the auto‑recloser under this specification?

Mandatory scope includes external auxiliary‑power transformer, matched auxiliary‑power cable with specified connectors, surge arresters on both source‑side and load‑side, and replaceable draw‑out‑type controller unit. Please contact us for accessory‑deliverable‑list.

What are the requirements for communication and SCADA interconnection for this auto‑recloser?

It supports DNP3.0 protocol, optical‑fiber and wireless redundant communication, with protocol conversion capability towards IEC 61850 / IEC 61970, to realize real‑time tele‑control, tele‑metering and event‑recording with central SCADA system. Please contact us for communication‑solution‑checklist.

What main protection functions are required for this utility‑specified auto‑recloser?

It covers over‑current, earth‑fault, sensitive earth‑fault with harmonic filtering, over/under‑frequency, over/under‑voltage, plus directional blocking logic for fault‑current direction identification. All protection characteristics follow relevant IEC requirements. Please contact us for protection‑setting‑guidance.

15 kV Pole Mount Auto Recloser Technical Specifications for Guyana Power & Light Incorporated (GPL)

Document description

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Frequently asked questions