Yb-12 Preinstalled Substation

Yb-12 preinstalled substation

一、Introduction

This product fully conforms to GB/T1746T "high voltage and low voltage preinstalled Substation" standard. It is suitable for urban public power distribution, street lamp distribution, industrial and mining enterprises, urban buildings, residential areas, oil field docks, hotels, parks and construction sites, etc., and can be implemented in the long ring power terminal power supply mode.

二、Service environment conditions

2.1 Altitude :≤100Dm; Ambient temperature :-25℃~+40C:

2.2 Temperature: maximum monthly mean temperature +30'℃, maximum annual mean temperature +20C;

2.3 Relative humidity: daily average < 95%, monthly average ≤90%;

2.4 Shockproof level: horizontal acceleration 0.4m/s, vertical acceleration 0.15mu/ s,

2.5 The installation site is free from severe impact, serious pollution, chemical corrosion, conductive dust, and explosion risks. When the normal use conditions can not meet the requirements, please users and our company co-education to solve.

三、Product structure features

3.1 The substation is composed of high voltage chamber, transformer chamber and low voltage chamber, which can be arranged into mesh type or product type;

3.2 With terminal, ring network or dual power supply;

3.3 Can be made into a single or double transformer power supply scheme;

3.4 Oil-immersed power transformer and dry power transformer are available;

3.5 The box body is equipped with enough natural air vents and heat insulation measures to ensure the normal operation of all electrical equipment (forced cooling can be adopted if required by users);

3.6 "Five prevention" has complete functions, convenient operation and maintenance, and safe and reliable operation;

3.7 The shell material is stainless copper, aluminum and cold rolled sheet. Color copper composite plate, non-metal or a combination of both, aging resistance, flame retardant, anti-corrosion, waterproof, dustproof, with long-term outdoor use conditions:

3.B: small size, light weight, beautiful appearance and harmonious environment;

3.9 When the SF6 load switch cabinet is selected, the overall size of the box is small and it is more suitable for the construction of residential areas. Street lamp engineering renovation.

3.10 Network automation terminal can be installed in hV ring cabinet (RTU can realize the reliable detection of short-circuit and single-phase grounding fault, with "four remote" function, which is convenient for automatic upgrade of distribution network.

四、Main technical parameters

Rated short-time withstand current

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