Resin insulated dry power transformer

Serial number

(SC(B)10,SC(B)11,SC(B)13

Affiliate classification

HV LV YBM Substation

Product description

YB-12 type High Voltage/ Low voltage prefabricated substations are used in 10kV ring network power supply system, dual-power supply system or terminal power supply system, as complete equipment for power transformation and distribution measurement, compensation, control and protection. Transformer substation consists of HV switching room, transformer room and LV switching room; HV switching room may be equipped with load switch cabinet or circuit breaker cabinet; LV switching room may be equipped with control apparatus, distributing apparatus, compensator, measuring gauge/meter etc at users' request; transforemr oil is used as insulation and arc-extinguishing medium. This product is developed by introducing updated foreign technology and in terms of domestic situation. The models are Sll and S13 oil-impregnated transfromers or SCB dry-type transformer. Whole product features small size, easy installation, low noise, low loss, full protection, simple maintenance, high cost performance etc.

Item	HV unit	Transformer	LV unit	Box
Rated capacity		30~1600kVA
Rated voltage	12(6, 3) kV		0.4kV
Rated current	630, 1250A		30~2500A
Rated frequency		50/60HZ
Rated thermal stability current	20kV/2S 25kV/3S
Rated dynamic current	50kA		105KA
Insulation level	42kV/1min		2kV/1min
Box structure				U-shaped or triangular structure
Protection grade	IP3X		IP2X	IP33
Service life	＞30 years

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