RF-051T Service Cart

Application area

• Medium- and low-voltage switchgear (10 kV – 40.5 kV) inflatable cabinets
• High-voltage porcelain-column circuit-breakers (72.5 kV – 220 kV)
• Ultra-high-voltage porcelain-column breakers (up to 500 kV)
• 110 kV SF₆-insulated GIS and compact substations

Applicable standards

• DL/T 662 – Specification for SF₆ gas refilling and recovery devices
• IEC 62271-4 High-voltage switchgear and control gear – Part 4: Handling procedures for SF6 and its mixtures

Features

Complete SF₆ handling

recovery, liquefaction, storage and refilling into switchgear or pressure vessels

Gas treatment

in-line filtration (≤ 1 µm) and drying to safeguard purity

High-performance pumping

oil-free compressor (4 m³/h standard), vacuum pump (16 m³/h, final vacuum < 5 mbar), recovery rate 10 – 12 kg/h

Integrated control

touch-screen interface with digital vacuum gauge or sensor

Efficiency & safety

negative-pressure recovery mode plus anti-return valve on vacuum pump to prevent oil backflow

Adaptable for extremes

optional cooling methods for various ambient temperatures

Ease of use

optional self-loading device for automated cylinder filling