Metal Enclosed SF6 Ring Main Unit Medium Voltage For 12kV Distribution Systems

Price Negotiable

Price: Negotiable

MOQ: Negotiable

Delivery Time: T+30

Brand: Dong Sheng Yuan

Product Description

XGN口-12(SF6) SF6 Ring Main Unit

The XGN-12 AC medium-voltage metal-enclosed ring main unit is used in 12kV distribution systems. It is capable of achieving both ring network power distribution and radial power distribution. The unit features a compact size and a space-saving design, which significantly reduces the footprint of switching stations or distribution substations. The switchgear is widely used in the construction and renovation of urban power grids.

Inquiry Description

Key Features

Compliant with standards: GB/T3906-2020, GB/T3804-2017, BG/T16926-2009, GB/T1985-2023, DL/T404-2018, DL/T486-2021
Rated voltage: up to 12 kV
Frequency: 50Hz
Rated current: 630A
Maximum breaking capacity of the circuit breaker: 31.5kA
Load switch withstand current: 20kA
Short time withstand current of the main circuit: 20 kA for 4s

Product Strengths

High reliability/security: All high-voltage live parts are sealed within SF6-insulated gas tank with enhanced insulation performance. Secure grounding and reliable arc-quenching channel with passed internal arc tests at 20 kA/1s. Features mechanical interlocks for cable compartment cover and switch status.
Mature technology: Equipped with advanced robotic automatic welding system. Sealed SF6 gas tank has lifespan exceeding 30 years with annual leakage rate ≤0.01%.
Environmental resilience: Stainless steel gas tank with IP67 protection rating suitable for humid, polluted, high salt mist, and high-altitude environments.

Typical Applications