Country/Region | china |
---|---|
Company | Daqo Profile-Low Voltage System, Low Voltage Switchgear - Daqo Group |
Categories | Low Voltage Switchgear |
Telephone | +86-511-88411360 |
ICP License | Issued by the Chinese Ministry |
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A. Framework Structure
1.Materialk of the Enclosure cover: Makrolon 2805
Natur,(Polycarbonate)(Bayer Product from Germany).
2.Material of the Base: Makrolon 8325 hgro7/051 (Polycarbafil)
(Bayer product from Germany).
3.Makrolon is a noncrystalic thermoplastic material. It has
particular intensity, rigidity, tenacity, crack and resistance.
According to different load, the products processing with
non-reinforced grades can still keep the stability of dimensions
when the temperature achieves 135°C. For the products processing
with reinforced grades, the temperature can achieve 145°C. In
addition it has a high impulse-voltage withstand. Therefore, this
material is applicable for a wide temperature range (up to 150°C)
1) Insulation
ID is developed as a totally insulated and modular low voltage
distribution panel system. Its excellent insulation is the
important key for the electrical protection degree. In case live
parts touch electric live parts there will no voltage be spread or
conducted to other enclosure places.
Further, Makrolon provides highest surface resistivity, dielectric
strength and volume resistivity. Its relative dielectric constant
is "3" at 1000Hz according to the Germany industry standard
DIN53483. These numerical values re not affected through
temperature and relative humidity.
2)Flame retardant property
The requirements for availability of flame retardant products are
increasing more and more. The basic grade of Makrolon is the flame
retardant grade X-2 when the thickness of cross-section is 1.66mm
or more than this. Some flame retardant grade is X-D when the
thickness of cross-section is 0.88mm or more than this or 1.6mm.
Polycarbafil parts are W-1.
3)Stability under heating
According to the pressuring and sinking test with ball made
according to German standard "VDE0470", the thermal property is
stable at the temperature is up to 150°C. Also, the ID systems
material complies with the Northamerican Standard UL746B and the
IEC216.
4)Impact strength resistance, crack strength resistance
In actual use, parts often are impacted and shaked. The material of
protection function must resist these pressures while high and low
temperature influence. It keeps safety from -40°C up to 120°C. It
still does have a high impact strength resistance.
5)Transparency
Transparent cover does reinforce the operation safety. The finished
product allows observing all its components visually at all times
without disassembling the cover under permanent protection degree
availability.
6)Chemical proof, corrosion
Makrolon is resistant to high concentration inorganic acid (such as
carbonic acid), lactic acid, oleic acid, citric acid, oxidant,
reducer, natural liquor, acid, sault, all kinds of fat and oil.
7)Waterproof
The IP degree can achieve up to IP 65. It can efficiently prevent
the water from jetting to the enclosures in any direction without
bad effects.
B. Busbar system
An ID system specific busbar system is available. It is convenient
for quick and convenient access. The dusbar surface is
standardly tin plated.
C. Connection Type
1. Cable connections are realized with terminal blocks. The
terminals used by Zhenjiang Klockner-Moeller Electrical System Co.,
Ltd., enclose the cable end "ai
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