Modern outdoor transfomer substation

Rated capacity of Transformer : 80-630kVA LV Rated current :400,630,1250A Rated power frequency withstand voltage:42/48KV

YB1 Modern outdoor Transformer Substations 1.HV Rated voltage:7.2/12KV 2.HV Rated current:630/200A 3.Rated capacity:80-630kVA

YB1 Modern outdoor Transformer Substations

1.HV Rated voltage:7.2/12KV

2.HV Rated current:630/200A

3.Rated capacity:80-630kVA

1.Descriptions and applications:

YB1 series Environment-friendly AC Cubicle type Substation is a compact complete power distribution equipment comprised of the high voltage distribution equipment,transformer,low voltage electric equipment and energy metering device and other distribution facilities which are preassembled in a cubicle.

As a device for accepting and distributing electricity in distribution system,it's used in urban high-rise buildings,urban and rural constructions,residential quarters,small and medium-sized plants,mines,oil fields,temporary construction electricity utilization and other places.

2.Product Model and Implication:

Model     No.: Y  B  1  x - x / x / x - x   x

Explanation No.: 1  2  3   4   5  6    7   8  9

1,2:prefabricated substation;3:design sequence number;4:structural form:M-"B" type configuration,P-"delta"configuration;5:Low rated voltage of transformer kV;6:High rated voltage of transformer V;7:Rated capacity of transformer kVA;8:design scheme of high voltage main circuit;9:design scheme of low voltage main circuit.

Plane layout and overall dimensions:

YB1 series prefabricated substation can be divided into 2 type by arrangement,which are "B" type configuration and "delta" configuration,other type can also be provided according to the demand.

Sketch map of overall appearance:

Type			A	a	B	b	H	The best places of application
3-phase	"B" type configuration	100-630KVA	4140	3750	2590	2290	2320	Mining area,oilfields
		800-1250kVA	5184	4880	2500	2290	2626	Construction
	"delta" configuration	50-400kVA	2500	2300	2400	2200	2320	Residential communities
Single phase	"B" type configuration	50kVA	2500	2300	1260	1060	2215	Power supply of road lamps
		80-100kVA	2500	2300	1840	1640	2215

Note:dimension of diagram are for reference.

3.Main Technical specifications:

Items			unit	numeric
High voltage unit  (HV)	Rated voltage		kV	7.2,12
	Rated frequency		Hz	50
	Rated power frequency withstand voltage (1min)	phase-to-ground voltage/phase-voltage	kV	42
		Between fracture voltage	kV	48
	Rated lightning impulse withstand voltage	phase-to-ground voltage/phase-voltage	kV	75
		Between fracture voltage	kV	85
	Rated current	Main circuit	A	630
		Fuse circuit	A	200
	Effective value of rated short-term withstand current (3s)		kA	16,25,25
	Rated peak withstand current		kA	40,50,63
	Rated breaking current		A	200,630
Low voltage unit  (LV)	Rated voltage		V	400
	Rated current		A	400,630,1250
	Effective value of rated short-term withstand current		kA	30,50
	Rated peak withstand current		kA	63,105
	Compensation capacity		kVAr	0-320
Transformer unit (T)	Rated capacity		kVA	80-630
	Impedance voltage		%	4;4.5

 

 

 

 

 

 

 

 

Modern outdoor transfomer substation