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

Minimum Order Quantity : Negotiation Price : Negotiation
Packaging Details : In standard export packages Delivery Time : Depends on the quality of client
Payment Terms : 30% advanced payment , 70% balance payment before shipment. Supply Ability : 50000 Piece/Pieces per Year
Place of Origin: China Brand Name: DINGLI
Certification: ISO9001 Model Number: HP-SRM-12/24/33kV

Detail Information

Place Of Origin: China Brand Name: DINGLI
Useage: Substation Model Number: HP-SRM-12/24/33kV
Color: GREY Rated Voltage: 12/24
Rated Frequency: 50Hz Current: 630A
High Light:

Metal Enclosed Combined Electrical Switchgear


33kV Gis Gas Insulated Switchgear


24kV Metal Enclosed Switchgear

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.

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 0



HP-SRM-12/24/33kV Gas Insulated Metal-enclosed Combined Electrical Switchgear Gas Gis 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


HP-SRM-12/24/33kV Gas Insulated Metal-enclosed Combined Electrical Switchgear Gas Gis SWITCH STRUCTURE AND SIZE

HP-SRM-12/24/33kV Gas Insulated Metal-enclosed Combined Electrical Switchgear Gas Gis



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.

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 4


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.

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 5


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.

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 6


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.

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 7


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.

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



Global-network map


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 Phnom Penh Factory



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

Gis Gas Insulated Combined Electrical Metal Enclosed Switchgear 12/24/33kV 8

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