Product Specifications
Product Description
1. General
Applicable for single busbar distribution sub-system, AC 3pH, 3.6kV~12kV, 50/60Hz, mainly used for industrial and civil Ring Main Unit and terminal feeding station, specially suitable for sub-distribution station, switch station, the power inputting & feeding system of industrial & mining enterprise, residential block, airport, railway, tunnel, tower, etc.
Product features:
Cubicles made of aluminum-plated zinc sheets.
Metallic wire slots, arc and electromagnet proof.
Pressure release channel available for each compartment.
All operation is carried out while the door is closed.
Strong density of enclosure to prevent the intruding of creature or other objects, with protection
Class IP4X.
Simple and effective locking design to prevent mis-operation.
Electric drive unit, PT, CT, UPS, FTU is adoptable.
Grounding switch for earthing and loop short circuit.
Nice outlook, well designed and compact structure.
Installation against the wall, maintain onsite, saving the ground.
Novel permanent mark and nameplate.
Wide application in various environment.
2. Normal Service Condition
Installation location: Indoor
Ambient temperature: -15 degree ~ +40 degree
Altitude: ≤1000m
Earthquake intensity ≤ 8 degree
If the service condition differs from the above, the user should consult it with manufacturer.
3. Technical Parameters
Name
Unit
Parameter
Rated voltage
KV
10
Max. Voltage
KV
12
Rated frequency
Hz
50(60)
Lightning impulse withstand voltage
pH-pH, pH-ground
KV
75
Break gap
85
1min AC
Withstand voltage
pH-pH, pH-ground
KV
42
Break gap
48
Rated current
A
630
Rated short circuit breaking current
KA
20
Rated short time withstand current
KA
20
Rated peak withstand current
KA
50
Protection class
/
IP3X
Standard
/
IEC60420, IEC60265, IEC62271-200 GB3906, GB/T11022, GB3804, GB16926
Dimension
(W)
Mm
375, 500, 750
(D)
1000
(H)
1635, 1885
Tellhow (Shenzhen) Electric Technologies Co., Ltd. is a leading high-tech company in electric power technologies field, which belongs to Chinese well-known Enterprise Group of Tsinghua University. It is a controlled subcompany of Tellhow Sci-tech Co., Ltd (stock No.: 600590) which is a listed company in Shanghai Stock Exchange.
Our company is one of the companies who first developed and manufactured cable tapping boxes and intelligent switching station in China. With many years of independent researching, development and innovation, our company have a full range of product categories, which consist of Indoor Vacuum Circuit Breakers, SF6 Load Break Switchs, Ring Main Units, MV & LV Switchgear Assemblies, Pre-installed Substations, etc.
We have 2 modern manufacturing bases with R&D and marketing centers in Shenzhen (Guangdong) and Nanchang (Jiangxi). They are Tellhow Sci-tech (Nanchang Xiaolan) Industrial Park and Tellhow Sci-tech (Shenzhen Guanlan) Industrial Park. The former specializes in designing and manufacturing of medium and low voltage intelligent switchgears and electric equipments for intelligent buildings, the latter is an integrative industrial park which integrates technical development, manufacturing, international marketing and service. We have very powerful R&D ability and capital support, as well as experienced and talented employees.
Our brand "TELLHOW" is a China Well-known Trademark, awarded by State Administration For Industry and Commerce. In the course of striding towards modern enterprise management, we have passed the authentication of:
ISO9001: 2000 Quality Management System,
ISO14001 Environmental Management System,
OHSAS18000 Occupational Health and Safety Assessment System,
Chinese CCC Certification,
ERP Physical Distribution management System,
CRM Customer Relationship Management System.
During the past, we have had good cooperation with overseas industry leaders, such as ABB, Schneider, Simens, etc...In the future, we shall be very glad to know new business partners and establish good relationship with them. Warmly welcome to contact with us Now!
