Busbar Supports Insulators and Bakelite Plate

1. Busbar Supports

■Single pole grip type supports


■Three pole grip type supports


■Technical Specification


2. Insulators


■Hexagonal type support


3. Bakelite Plate


■Bakelite Plate
 

Single pole grip type supports

 

 
 
 
Three pole grip type supports
 
 
Technical Specification
 
Description
Unit
Test Method ASTM
SMC
DMC
Specific Gravity gm/cc
D-792
1.7
1.9
Glass Content %
-
25
15
Water Absoption(24 hrs) %
D-570
0.2
0.15
Tensile Strength kgf/cm2
D-638
700
400
Flexural Strength kgf/cm2
D-790
1550
900
Compressive Strength kgf/cm2
D-695
1800
1500
Impact Strength(Izod) kgf/cm2
D-256-A
600
250
Dielectric Strength kV/mm
D-149
12
10
Tracking Index Volts
BS-5901
+600
+600
Arc Resistance Secs
D-495
+180
+180
Flammability -
-
self extinguishing
self extinguishing

 


 
Hexagonal type support
 

Material: Reinforcing glass fiber unsaturated polyester, dough moulding compound (DMC)

Insert: Brass / MS (Zn passivated)

Working Temperature: 130 degree C

Nominal Working Voltage: 440 V

Size of Busbar & Mounting Arrangement:

Maximum width of Busbar (W) should be (Top diameter of Support + 10 mm)
 

Tightening Torque:

For H 630 90 to 125 kg cm

For H 830, H 840 140 to 250 kg cm

For H 1050 275 to 330 kg cm

For H 1260 400 to 550 kg cm
 
 
HEXAGONAL TYPE
Part No.

Dimension(mm)
A
B
H-630(M-6)
30
25
H-830(M-8)
30
25
H-840(M-8)
40
30
H-1050(M-10)
50
36
H-1260(M-12)
60
38
 
 
Bakelite Plate
 
   
 
Industrial Laminate Phenolic Bonded Paperbased, Electrical Grade Sheets.
 
Technical Data
 

Grade: PT / P100
Insulation Resistance: 5-10 MEG.OHM
Composition: Paper Phenolic
Thermal Classification: E ( IS 1271-1958)
Specification: IS 2036-1974
Colour: Natural Brown / Red Brown
Thickness Range: 0.8mm to 50 mm.
Sheet Size: 4' x 4', 8' x 4', 1mtr. x 1mtr.or cut to any size per order.

Grade PT / P100 is a Phenolic Resign bonded paper base laminated sheet. It has excellent mechanical strength & adequate electrical properties for low tension applications. For electrical application, conditions should preferably be non-humid. This grade possesses excellent machining & punching characteristics.

 
Properties
Units
  
Average Test Results
  
Value As Per
Mechanical
        
IS: 2036
           
Tensile Strength
Kgf/cm2
 
1050
  
840 min.
Cross Breaking strength
Kgf/cm2
 
1650
  
1350 min.
Shear Strength
Kgf/cm2
 
900
  
775 min
Compression Strength
Kgf/cm2
 
890
  
840 min.
Impact Strength
Kgf/cm2
 
6.2
  
4.41 min.
Specific Gravity
gms/cc
  
1.38
    
           
Electrical
          
           
Insulation Resistance
Meg Ohms
  
20 Meg Ohms
  
1 Meg Ohms
after immersion in water          
for 24 Hrs.,Electric Strengh    
withstood 21 KV for 1 min.
  
Not Specified
flat wise (3.2 mm Thickness)          
Electric strength in Oil at          
90 deg.C.for 1 min.          
(a) Flatwise 3.2 mm
KV
  
3.00
    
(a) Edgewise
KV
  
10.00
    
           
Water Absorption
          
           
Thickness
mm
0.8
3.2
12.0
mm
Typical Value Results
mg
4.5
mm
130
mm
Limiting Value
mg
188
mm
312
mm
           
Above Specification meet BS:2572: Grade P1, DIN 7735 Grade HP 2061, Nema: L1 I 1989, Grade X.& IS: 2036 Grade P1