SH Series-Medium Voltage Busway

MV Cast Resin Insulated Busway(Copper Busway)

TECOBAR Medium Voltage Cast-Resin Insulated Busway is developed for power systems between 1kV~24kV. The product has features of safety and compact. It is designed to using insulation material to perform cast resin sealing to the copper (aluminium) conductor. The insulation material is cast resin containing non-organic volcanic rock and has excellent insulation characteristics and mechanical strengh, humidity-proof, non-combustible, and self-extinguishing features.
Specification
Model SH1
Conductor Marteial Purity copper 99.9% , above 98% IACS
IP / IK IP 68  /  IK 10
Frequency (Hz)   50     /    60 Hz
Rated Voltage (V) 1kV  ~  7.2kV
ln (A) norm 1000 1250  
ln (A) 35/40°C 1040 1295 1500
Cond mm² 300 480 720
R20 μΩ/m 53.6 31.6 21.5
R85 μΩ/m 68.4 39.6 27.0
X μΩ/m 122 117 112
lcw kA/1Sec 25 30 45
Ipeak kA 65 78 117
Ploss 90 W/m 205.1 185.7 182.0
Total Weight kg/m 48 51 56
B x H   mm 160 x 100
B' x H' mm 410 x 234
※Please contact us for specific layouts and connection details.
※SH type has no protection cover required. However, SH type is advised to add aluminum cover for outdoor use.
※For detail please contact us or local dealers.
Features
Applicable Scope:
TECOBAR medium voltage busway is manufactured in accordance with, IEC 60694, IEC 62271-200, IEC 62271-201 and IEEE C37.23 standards. The elements included as below: 3.1 Straight elements, Elbow elements, T-elements and Terminal elements, etc.

Condition of Use:
TECOBAR medium voltage busway is composed of the parts listed in item 3.1. The elements are connected through junction units on site before cast molding with insulation mix to complete the medium voltage busway. Conditions for TECOBAR:
  1. Altitude: below 1000m, indoor or outdoor site.
  2. Ambient temperature: -20℃~65℃
  3. Ambient humidity: 0%~100%
Technical Specifications:
  • Frequency Hz: 50/60
  • System Type: 3Φ3w.
  • Conductor Material : Copper
    Purity : 99.9% Conductivity : Above 98% IACS.
    According to standards : JIS H3140 , DIN 1787, DIN 1759, DIN 40500.
  • Electrical characteristics of each TECOBAR element:
    Partial discharge : ◎ Partial discharge coulomb value less than 20pC.
    Protection degree : ◎ In accordance with IEC 60529 IP68.
    Mechanical impacts : ◎ In accordance with IEC 60068-2 IK10. Insulation capabilities : ◎ Max 50kV/1min. (PE Type)

  • Product Design Theory
    1. Temperature correction coefficient for rated current
    Maximum ambient temperature ℃ 20 25 30 35 40 45 50 55 60
    Daily average ambient temperature ℃ 15 20 25 30 35 40 45 50 55
    Correction coefficient 1.18 1.14 1.09 1.05 1.00 0.94 0.88 0.82 0.75
    2.Voltage drop calculation
    • △U =√3 x Is x L x (R cosθ+X sinθ) x 10-6
    • △U =Voltage drop (Volts)
    • Is =Load current (Amps)
    • L =Line length (m)
    • R =Resistance (μ Ω/m)
    • X =Reactance (μ Ω/m)
    • cosθ =Power factor
    • sinθ =√(1-cos 2θ)
    3. Product model identification
    PH 10 E C 3 - 1000
    PH Product series code SH: 7.2kV PH: 17.5kV
    PE: 24kV
    10 Copper bar width 10 w=100mm , 16 w=160mm , 20 w=200mm
    E Single/Double conductor of each phase E Single line D Double line
    C Conductor type C Copper conductor A Aluminium conductor
    3 No. of conductors
    1000 Cross sectional area of conductor(mm 2 ) 1000mm 2
    4.For calculation of general product data or technical information, please contact with manufacturer or local agency.

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    MV Cast Resin Insulated Busway(Copper Busway)
    TECOBAR Medium Voltage Cast-Resin Insulated Busway is developed for power systems between 1kV~24kV. The product has feat ...
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