Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV

Product Description

12/24/33kV Gas Insulated Metal-Enclosed Combined Electrical Switchgear Gas Gis

Product Description

 

 

HP-SRM-12/24 Insulated Metal-enclosed Combined Electrical Switchgear

 

HP-SRM-12/24 series of ring main unit is SF6 gas-insulated metal common tank enclosed switchgear,

consisting of load break switch unit, load break switch fuse combination electrical unit, vacuum circuit

breaker unit, and the incoming line unit of bus. It adopts a range of advanced technologies and materials,

with excellent electrical and mechanical properties, less affected by environment and climate, in small size,

easy to install, easy to operate, with no need of maintenance, and can be flexibly combined. Its clear and

intuitive design ensures simple and direct operation, the feeder's connection capacity is large, suitable for a

variety of wiring systems.

 

 

UNIT DEFINITION

 

Unit code	Meaning
C	Standard single casing load break switch unit
F	Load break switch and fuse combination
V	Apparatus unit
D	Cable unit(without switch)
+	Side casing of busbar
-	Top casing of busbar
SL	Bus couple unit
M	Metering unit
PT	PT unit
1K2(4)	Double-sleeve outgoing load break switch unit

Technical Sheet

 

ltem		Unit	Load break switch unit	Combination apparatus	Fuse unit
Rated voltage		kV	12/24	12/24	12/24
Rated frequency		Hz	50	50	50
Rated current		A	630	Depend on rated current of fuse	630
P.F.withstand voltage (phase to phase.phase to earth)		kV	42/65	42/65	42/65
Ated insulation levels	P.F.withstand voltage(Across open contacts)		48/79	48/79	48/79
	P.F.withstand voltage (Control and auxiliary circuit)		2/2	2/2	2/2
	Lightning impulse withstand voltage (phase to phase, phase to earth)		75/125	75/125	75/125
	Across open contacts		85/145	85/145	85/145
Ogauge pressure test		—	Pass	Pass	Pass
Rated short time withstand current		kA	20/4s/20/3s	—	20/4s/20/4s
Rated peak withstand current		kA	63	——	63
Rated short circuit making current		kA	50 or 63	Subject to high-voltage fuse	50
Rated short circuit breaking current		kA	—	Subject to high-voltage fuse	20/20
Rated transform current		A	—	1750/1400	—
Rated active load breaking current		A	630	—	—
Rated Closed loop breaking current		A	630	—	630
Mechanical life	Load break switch/breaker	Time	5000	5000	10000
	Isolating switch/earthing switch		5000	5000	5000
Loop resistance		μΩ	≤120	—	≤120
Inflation pressure	Rated inflation pressure(absolute pressure)	bar	1.3	1.3	1.3
	Minimum inflation pressure(absolute pressure)		1.2	1.2	1.2
Relative rate leakage of gas		%	≤0.02	≤0.02	≤0.02

 

 

Remark: l :Neutral point earthing system through low resistance

II :Neutral point earthing/non-earthing system through arc suppression coil

 

SWITCH STRUCTURE AND SIZE

 

1.ABOUT US

HENAN DINGLI was founded in 1963 as a small electric power equipment manufacturer, after

more than 50 years’development, DINGLI now is group company dedicated on total solutions for

electricity projects covering survey, design, manufacture, complete equipment supply, construction,

operations, maintenance, investment and so on. HENAN DINGLI actively devote to power grid

construction, participated in all UHV construction projects and made an outstanding contribution to

UHV transmission lines of China.

 

Since 2000, HENAN DINGLI has been actively developing international business, successively built Ecuador,

Cambodia manufacturing Base, Quito tower design center, Spain, Peru, Chile and other overseas service centers.

We have got a number of international certificates, such as ISO certificate covering design, equipment and construction,

AWS welding certificate, ASTM system certificate, Chile NCH 203 certificate, Colombia RETIE certificate,

Costa Rica material quality Certificate, etc. By the end of 2018, the overall proportion of international business is

more than 30% of the company's main revenue. We have provided high-quality products and services to more than

100 customers in 33 countries, including the markets of Europe, America, Africa and Southeast Asia. With strong

technical support and on-site service capability, HENAN DINGLI has saved a lot of project costs for customers and

won their recognition.

 

2. International Certificate
ASTM,RETIE,Nch203,Costa Rica ASTM,EPC,TCL,ect.

3. After-Sale Service

Technical Support
Technical support on pre-sales stage. DINGLI has own survey and engineering company with more than 100 engineers.

We have special pre-sales engineer to work with customer at early stage of the project.

 

Site assistance
Site assistance in Latin American market, so far we have sales and service center in Spain, Chile, Bolivia,

Peru, Ecuador, Senegal, which will make a fast response for customer.

 

Warehouse and Emergency Supply
Warehouse and emergency supply for spare parts, damage parts and missing parts: DINGLI has built production

line in Quito and warehouse for transmission line and distribution network in Ecuador, Bolivia and Senegal with

common use spare parts.

 

Design and Consultant
Supported by both domestic engineering company and Quito tower design center, could provide technical

consultant and design service within our scope of work. For Quito tower design center, most of the engineers

are local staffs. The Design is based on ASTM protocols meantime with GB material standard, which will

reduce the weight, and avoid the replacement on the profiles to save the working time.

Package
Set-wisely packing or member-wisely packing as per client's requirements.

 

 

Global-network map

China

Henan DINGLI Pole and Tower Co., ltd.

Henan Zhongdingxin Detection Technology Co.,ltd.

Henan Dadi Electricity Engineering Co.,ltd.

Henan DINGLI Power Equipment Co.,ltd

Henan DINGLI Power Construction Co., ltd

Huading Concrete Pole Co., Ltd

Xingjiang Huili Steel Tower Co., Ltd.

Bazhou Dingli Tower Co., Ltd.

Shanghai Sales and Service Center

Beijing Sales and Service Center

 

Cambodia

Cambodia Phnom Penh Factory

 

Spain

Madrid (Spain) Sales and Service Center

 

Dakar, Senegal

 

Senegal (Dakar) Sales and Service Center

Senegal (Dakar) Spare Part Warehouse

 

Quito, Ecuador

 

Quito (Ecuador) Steel Tower Design Center (ASTM Standard)

Quito (Ecuador) Steel Tower Emergency Production Line

Quito (Ecuador) Raw Material and Spare Part Warehouse

 

Lima, Peru

Lima (Peru) Sales and Service Center

 

Cochabamba, Bolivia

Cochabamba (Bolivia) Raw Material and Spare Part Warehouse

 

Santiago, Chile

Santiago (Chile) Sales and Service Center

 

Jakarta, Indonesia

Jakarta (Indonesia) Sales and Service Center