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Road Sign Board And Road Barrier

Leading Exporter of barrier board sheet. electrical safety and barrier board sheet from Chennai.

Barrier Board Sheet. Electrical Safety

Barrier Board Sheet. Electrical  Safety
  • Barrier Board Sheet. Electrical  Safety
  • Barrier Board Sheet. Electrical  Safety
  • Barrier Board Sheet. Electrical  Safety
  • Barrier Board Sheet. Electrical  Safety
  • Barrier Board Sheet. Electrical  Safety
Get Best Quote
Product Price: Rs 3,500 / MeterGet Best Price

Minimum Order Quantity: 10 Meter

Product Brochure

Product Details:
Barrier Length1000 mm
Barrier Height800 mm
Application AreaUnder bridge EPDM
MaterialRubber
Filling MediumEPDM. Electrical safety.
ColorRed
Reflective TapeYes
InterlockingNo Interlock
Beam Thickness3 mm
In electrical safety, barrier board sheets (often referred to as "Red Barrier Boards" or GPO-3 sheets) are rigid insulating materials used to prevent electrical flashovers and protect personnel from accidental contact with live components. They are critical in switchgear, control panels, and high-voltage transformers. 

Key Material Types
  • GPO-3 (Red Barrier Board): The industry standard for high-voltage insulation. It is a glass-reinforced thermoset polyester sheet known for its arc resistance (≥180s) and high Comparative Tracking Index (CTI ≥600V), which prevents carbon paths from forming on the surface.
  • Epoxy Glass Laminates (FR-4/G-10): Common in lower-voltage applications or where superior mechanical strength and moisture resistance are needed.
  • Intumescent Composite Sheets: Specialized barriers (like those from 3M) that provide up to 4 hours of fire protection by expanding when exposed to heat, sealing penetrations against flames and toxic gase. 

Safety Features & Benefits
  • Arc & Track Resistance: Prevents surface flashovers caused by contaminants, moisture, or animals in switchgear cabinets.
  • Flame Retardancy: Most high-quality barrier boards meet UL 94 V-0 standards, meaning they are self-extinguishing and do not emit toxic halogens.
  • Mechanical Integrity: Provides structural support for busbars and can withstand significant impact and vibration without cracking.
  • Visibility: The distinct red color (common for GPO-3) serves as a visual warning to identify high-voltage hazard areas.
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Barrier Board sheet

Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
  • Barrier Board sheet
Get Best Quote
Product Price: Rs 500 / PieceGet Best Price

Minimum Order Quantity: 6 Piece

Product Brochure

Product Details:
Colorbrown
Usage/ApplicationConstruction Sites
MaterialEPDM
Size6 x 5 ft
BrandGALA
Country of OriginMade in India

Gala Barrier Board (GBBS) sheets are Non-shrinkable sheets designed to secure and insulate the underside of structures where there are reduced clearance. Also GBBS sheet acts as inter-phase barrier for switchgear applications. It can be easily fabricated into a shape.

The use of GBBS sheets allows switchgear cabinets to be protected against inter-phase flash-overs caused by contaminants, moisture and animals.

These extremely durable sheets are damage resistant to mechanical impact are general wear and tear usage. Machining properties allow sheets to be cut and drilled for mounting without the need of special equipments. The GBBS sheets withstands power-arcs without changing its shape. The high temperature resistant material cab be wiped clean after power-arc events resulting in no visible effects of surface damages.

Features & Benefits :
  • Made from High Quality Polyolefin material
  • High Di-electric strength
  • Excellent UV stabilized & Weather resistant
  • Tracking & Erosion resistant
  • Resistant to Chemical, Solvents, alkali, salt etc.
  • Halogen free
  • Suitable for both Indoor and Outdoor applications.
Technical Specification*
PROPERTIESVALUESTANDARD
Tensile Strength 10 N/mm2 (Mpa) (min.) ASTM D638
Ultimate Elongation 350 % (min) ASTM D638
Density 1.20 ± 0.2 gm/cm3 ASTM D792
Hardness 40 ±5 Shore D ASTM D2240
Water absorption 0.5 % (max.) ASTM D570
Accelerated ageing (900 C for 7 Days) ASTM D2671
a. Tensile Strength ± 25% Variation ASTM D638
b. Ultimate Elongation ± 25% Variation ASTM D638
Low Temperature Flexibility No Cracking ASTM D2671
(-400C for 4 hrs.)    
Continuous Temperature Limit -45 to +1050 C IEC 216
Dielectric Strength 20 kV/mm.(min) ASTM D149
Volume Resistivity 1 x 1014 Ohm.cm (min) ASTM D257
Dielectric constant 5 (max.) ASTM D150
Resistant to Tracking & Erosion No Tracking, Erosion or Flame failure
upto 3.25 kV for 20 min.
ASTM D2303
Selection Chart
Sr. NoProduct CodeWidth (mm)Length (Mtr.)Thickness (mm)
1. GBBS-2 670 mm 15 2.0
2. GBBS-2 670 mm 15 3.0
3. GBBS-3 670 mm 15 5.0
4. GBBS-3A 970 mm 15 3.0
5. GBBS-5A 970 mm 15 5.0


Additional Information:

  • Item Code: GBBS
  • Production Capacity: 2000
  • Delivery Time: READY STOCK
  • Packaging Details: CATON BOXES
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