YB12 Prefabricated Substation

This product used in city public power distribution, street lamp, mineral enterprises, city buildings, living zone, oilfield and dock, hotel, park, and construction facility and etc, to realize the power supply through RMU or termination substation.

Product Description

Conforming To Standards

GB/T17467-2010 <High-voltage/low-voltage prefabricated cubical substation>

IEC601330 <High-voltage/low-voltage prefabricated cubical substation>

DL/T537-93 <Purchase technical specification for 6-35 kV prefabricated cubical substation>

Specification

Description	Unit	HVelectrical	Transformer	LV electrical
Rated voltage	kV	6/10	6/0.410/0.4	0.4
Rated Capacity	kVA		50~1600
Rated current	A	200,400,630		100~3200
Rated short-circuit breaking current	A	400-630 Load switch		15~63kA
Rated short-circuit breaking current	kA	Combination switch depends on the fuse		15~63kA
Rated short-time withstand current	kA	16,20(4s)		15(1s)
Rated short-time withstand current	kA	16,20(4s)		30(1s)
Rated peak withstand current	kA	31.5,50		30
Rated peak withstand current	kA	31.5,50		63
Rated power frequency withstand voltage(1min)	kV	32/42 Between phases and earth	25/35(Oil)	≤0.3,2
Rated power frequency withstand voltage(1min)	kV	36/48 Across the isolating distance	20/28(Dry)	>0.3,2.5
Rated lighting impulse withstand voltage	kV	60/75 Between phases and earth	60/75
Rated lighting impulse withstand voltage	kV	70/85 Across the isolating distance	60/75
Degree of protection			IP33D
Noise level	db		55