1.Specialize in epoxy resin casting Contact Box
2. high voltage
3.CE and ISO 9001:2000
4.High quailty and lowest price
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The Contact BOX Series
General Description
The contact box is formed byepoxy with APG technies,it is used for insulation isolation and connection transition of various switch trucks.
1.Adopts epoxy resin automatic pressure gel craft that be APG craft manufacture. Product beautiful, Machine ,Electrical performance fit.
2.Adopts high toughness epoxy resin manufacture , Machine capability excellent, And adopts low reaction activity recipe system , Material solidifies slow , Product body stress low. Maximum field enhances products machine capability .
3.Adds activated silica slight powder , Furthurs enhance epoxy resins machine capability ,Much ensures insulate long-term keep good electric insulate performance under wet work environment.
4.Adds organic color , Product color and lustre bright, Does not reduce products insulate performance.
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2.-application:high voltage
materials:epoxy resin
type:insulator
specification: CHN3 series
contact box,contactor box , switchgear accessories , insulating contact box.
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Operation Condition
1.Altitude:≤1000m
2. Ambient temperature:+40°C~10°C
3. The relative humidity shall not be more than 95%at+20°C ambient temperature
4. NO gas ,wapor or dust that may severely affect the insulation of contact box,no explosive or corrosive substance.
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Technical Date &Requirement
1.The coper contact to earth shall withstand power frequency test voltage(effective value )of 42kv for 5 minutes and
lightning impulse vpltage (peak value)of 75KV
2. The temperature of lead-out terminal shall not bemore than 65°C if the contact box is used for long time in rated
current condition
3. See the attached figure for the outline and installation dimension of contact box.
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